ICD-10-CM Book 2024 Edition

Chapters  /  Chapter 15  /  O30-O48

Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)

O30 Multiple gestation
CodeAlso any complications specific to multiple gestation
O30.0 Twin pregnancy
O30.00 Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs
O30.001 Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester
sex Female
age Maternity: [12-55]
O30.002 Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester
sex Female
age Maternity: [12-55]
O30.003 Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester
sex Female
age Maternity: [12-55]
O30.009 Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimester
sex Female
age Maternity: [12-55]
O30.01 Twin pregnancy, monochorionic/monoamniotic
Twin pregnancy, one placenta, one amniotic sac
Excludes1 conjoined twins (O30.02-)
O30.011 Twin pregnancy, monochorionic/monoamniotic, first trimester
sex Female
age Maternity: [12-55]
O30.012 Twin pregnancy, monochorionic/monoamniotic, second trimester
sex Female
age Maternity: [12-55]
O30.013 Twin pregnancy, monochorionic/monoamniotic, third trimester
sex Female
age Maternity: [12-55]
O30.019 Twin pregnancy, monochorionic/monoamniotic, unspecified trimester
sex Female
age Maternity: [12-55]
O30.02 Conjoined twin pregnancy
O30.021 Conjoined twin pregnancy, first trimester
sex Female
age Maternity: [12-55]
O30.022 Conjoined twin pregnancy, second trimester
sex Female
age Maternity: [12-55]
O30.023 Conjoined twin pregnancy, third trimester
sex Female
age Maternity: [12-55]
O30.029 Conjoined twin pregnancy, unspecified trimester
sex Female
age Maternity: [12-55]
O30.03 Twin pregnancy, monochorionic/diamniotic
Twin pregnancy, one placenta, two amniotic sacs
O30.031 Twin pregnancy, monochorionic/diamniotic, first trimester
sex Female
age Maternity: [12-55]
O30.032 Twin pregnancy, monochorionic/diamniotic, second trimester
sex Female
age Maternity: [12-55]
O30.033 Twin pregnancy, monochorionic/diamniotic, third trimester
sex Female
age Maternity: [12-55]
O30.039 Twin pregnancy, monochorionic/diamniotic, unspecified trimester
sex Female
age Maternity: [12-55]
O30.04 Twin pregnancy, dichorionic/diamniotic
Twin pregnancy, two placentae, two amniotic sacs
O30.041 Twin pregnancy, dichorionic/diamniotic, first trimester
sex Female
age Maternity: [12-55]
O30.042 Twin pregnancy, dichorionic/diamniotic, second trimester
sex Female
age Maternity: [12-55]
O30.043 Twin pregnancy, dichorionic/diamniotic, third trimester
sex Female
age Maternity: [12-55]
O30.049 Twin pregnancy, dichorionic/diamniotic, unspecified trimester
sex Female
age Maternity: [12-55]
O30.09 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs
O30.091 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester
sex Female
age Maternity: [12-55]
O30.092 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimester
sex Female
age Maternity: [12-55]
O30.093 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimester
sex Female
age Maternity: [12-55]
O30.099 Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, unspecified trimester
sex Female
age Maternity: [12-55]
O30.1 Triplet pregnancy
O30.10 Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs
O30.101 Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester
sex Female
age Maternity: [12-55]
O30.102 Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester
sex Female
age Maternity: [12-55]
O30.103 Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester
sex Female
age Maternity: [12-55]
O30.109 Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimester
sex Female
age Maternity: [12-55]
O30.11 Triplet pregnancy with two or more monochorionic fetuses
O30.111 Triplet pregnancy with two or more monochorionic fetuses, first trimester
sex Female
age Maternity: [12-55]
O30.112 Triplet pregnancy with two or more monochorionic fetuses, second trimester
sex Female
age Maternity: [12-55]
O30.113 Triplet pregnancy with two or more monochorionic fetuses, third trimester
sex Female
age Maternity: [12-55]
O30.119 Triplet pregnancy with two or more monochorionic fetuses, unspecified trimester
sex Female
age Maternity: [12-55]
O30.12 Triplet pregnancy with two or more monoamniotic fetuses
O30.121 Triplet pregnancy with two or more monoamniotic fetuses, first trimester
sex Female
age Maternity: [12-55]
O30.122 Triplet pregnancy with two or more monoamniotic fetuses, second trimester
sex Female
age Maternity: [12-55]
O30.123 Triplet pregnancy with two or more monoamniotic fetuses, third trimester
sex Female
age Maternity: [12-55]
O30.129 Triplet pregnancy with two or more monoamniotic fetuses, unspecified trimester
sex Female
age Maternity: [12-55]
O30.13 Triplet pregnancy, trichorionic/triamniotic
O30.131 Triplet pregnancy, trichorionic/triamniotic, first trimester
sex Female
age Maternity: [12-55]
O30.132 Triplet pregnancy, trichorionic/triamniotic, second trimester
sex Female
age Maternity: [12-55]
O30.133 Triplet pregnancy, trichorionic/triamniotic, third trimester
sex Female
age Maternity: [12-55]
O30.139 Triplet pregnancy, trichorionic/triamniotic, unspecified trimester
sex Female
age Maternity: [12-55]
O30.19 Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs
O30.191 Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester
sex Female
age Maternity: [12-55]
O30.192 Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimester
sex Female
age Maternity: [12-55]
O30.193 Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimester
sex Female
age Maternity: [12-55]
O30.199 Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, unspecified trimester
sex Female
age Maternity: [12-55]
O30.2 Quadruplet pregnancy
O30.20 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs
O30.201 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester
sex Female
age Maternity: [12-55]
O30.202 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester
sex Female
age Maternity: [12-55]
O30.203 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester
sex Female
age Maternity: [12-55]
O30.209 Quadruplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimester
sex Female
age Maternity: [12-55]
O30.21 Quadruplet pregnancy with two or more monochorionic fetuses
O30.211 Quadruplet pregnancy with two or more monochorionic fetuses, first trimester
sex Female
age Maternity: [12-55]
O30.212 Quadruplet pregnancy with two or more monochorionic fetuses, second trimester
sex Female
age Maternity: [12-55]
O30.213 Quadruplet pregnancy with two or more monochorionic fetuses, third trimester
sex Female
age Maternity: [12-55]
O30.219 Quadruplet pregnancy with two or more monochorionic fetuses, unspecified trimester
sex Female
age Maternity: [12-55]
O30.22 Quadruplet pregnancy with two or more monoamniotic fetuses
O30.221 Quadruplet pregnancy with two or more monoamniotic fetuses, first trimester
sex Female
age Maternity: [12-55]
O30.222 Quadruplet pregnancy with two or more monoamniotic fetuses, second trimester
sex Female
age Maternity: [12-55]
O30.223 Quadruplet pregnancy with two or more monoamniotic fetuses, third trimester
sex Female
age Maternity: [12-55]
O30.229 Quadruplet pregnancy with two or more monoamniotic fetuses, unspecified trimester
sex Female
age Maternity: [12-55]
O30.23 Quadruplet pregnancy, quadrachorionic/quadra-amniotic
O30.231 Quadruplet pregnancy, quadrachorionic/quadra-amniotic, first trimester
sex Female
age Maternity: [12-55]
O30.232 Quadruplet pregnancy, quadrachorionic/quadra-amniotic, second trimester
sex Female
age Maternity: [12-55]
O30.233 Quadruplet pregnancy, quadrachorionic/quadra-amniotic, third trimester
sex Female
age Maternity: [12-55]
O30.239 Quadruplet pregnancy, quadrachorionic/quadra-amniotic, unspecified trimester
sex Female
age Maternity: [12-55]
O30.29 Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs
O30.291 Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester
sex Female
age Maternity: [12-55]
O30.292 Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimester
sex Female
age Maternity: [12-55]
O30.293 Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimester
sex Female
age Maternity: [12-55]
O30.299 Quadruplet pregnancy, unable to determine number of placenta and number of amniotic sacs, unspecified trimester
sex Female
age Maternity: [12-55]
O30.8 Other specified multiple gestation
Multiple gestation pregnancy greater then quadruplets
O30.80 Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs
O30.801 Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs, first trimester
sex Female
age Maternity: [12-55]
O30.802 Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs, second trimester
sex Female
age Maternity: [12-55]
O30.803 Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs, third trimester
sex Female
age Maternity: [12-55]
O30.809 Other specified multiple gestation, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimester
sex Female
age Maternity: [12-55]
O30.81 Other specified multiple gestation with two or more monochorionic fetuses
O30.811 Other specified multiple gestation with two or more monochorionic fetuses, first trimester
sex Female
age Maternity: [12-55]
O30.812 Other specified multiple gestation with two or more monochorionic fetuses, second trimester
sex Female
age Maternity: [12-55]
O30.813 Other specified multiple gestation with two or more monochorionic fetuses, third trimester
sex Female
age Maternity: [12-55]
O30.819 Other specified multiple gestation with two or more monochorionic fetuses, unspecified trimester
sex Female
age Maternity: [12-55]
O30.82 Other specified multiple gestation with two or more monoamniotic fetuses
O30.821 Other specified multiple gestation with two or more monoamniotic fetuses, first trimester
sex Female
age Maternity: [12-55]
O30.822 Other specified multiple gestation with two or more monoamniotic fetuses, second trimester
sex Female
age Maternity: [12-55]
O30.823 Other specified multiple gestation with two or more monoamniotic fetuses, third trimester
sex Female
age Maternity: [12-55]
O30.829 Other specified multiple gestation with two or more monoamniotic fetuses, unspecified trimester
sex Female
age Maternity: [12-55]
O30.83 Other specified multiple gestation, number of chorions and amnions are both equal to the number of fetuses
Pentachorionic, penta-amniotic pregnancy (quintuplets)
Hexachorionic, hexa-amniotic pregnancy (sextuplets)
Heptachorionic, hepta-amniotic pregnancy (septuplets)
O30.831 Other specified multiple gestation, number of chorions and amnions are both equal to the number of fetuses, first trimester
sex Female
age Maternity: [12-55]
O30.832 Other specified multiple gestation, number of chorions and amnions are both equal to the number of fetuses, second trimester
sex Female
age Maternity: [12-55]
O30.833 Other specified multiple gestation, number of chorions and amnions are both equal to the number of fetuses, third trimester
sex Female
age Maternity: [12-55]
O30.839 Other specified multiple gestation, number of chorions and amnions are both equal to the number of fetuses, unspecified trimester
sex Female
age Maternity: [12-55]
O30.89 Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs
O30.891 Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs, first trimester
sex Female
age Maternity: [12-55]
O30.892 Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs, second trimester
sex Female
age Maternity: [12-55]
O30.893 Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs, third trimester
sex Female
age Maternity: [12-55]
O30.899 Other specified multiple gestation, unable to determine number of placenta and number of amniotic sacs, unspecified trimester
sex Female
age Maternity: [12-55]
O30.9 Multiple gestation, unspecified
Multiple pregnancy NOS
O30.90 Multiple gestation, unspecified, unspecified trimester
sex Female
age Maternity: [12-55]
O30.91 Multiple gestation, unspecified, first trimester
sex Female
age Maternity: [12-55]
O30.92 Multiple gestation, unspecified, second trimester
sex Female
age Maternity: [12-55]
O30.93 Multiple gestation, unspecified, third trimester
sex Female
age Maternity: [12-55]
O31 Complications specific to multiple gestation
Excludes2 delayed delivery of second twin, triplet, etc. (O63.2)
malpresentation of one fetus or more (O32.9)
placental transfusion syndromes (O43.0-)
char7Note One of the following 7th characters is to be assigned to each code under category O31. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O31 that has a 7th character of 1 through 9.
char7Def 0: not applicable or unspecified
1: fetus 1
2: fetus 2
3: fetus 3
4: fetus 4
5: fetus 5
9: other fetus
O31.0 Papyraceous fetus
Fetus compressus
O31.00 Papyraceous fetus, unspecified trimester
O31.01 Papyraceous fetus, first trimester
O31.02 Papyraceous fetus, second trimester
O31.03 Papyraceous fetus, third trimester
O31.1 Continuing pregnancy after spontaneous abortion of one fetus or more
O31.10 Continuing pregnancy after spontaneous abortion of one fetus or more, unspecified trimester
O31.11 Continuing pregnancy after spontaneous abortion of one fetus or more, first trimester
O31.12 Continuing pregnancy after spontaneous abortion of one fetus or more, second trimester
O31.13 Continuing pregnancy after spontaneous abortion of one fetus or more, third trimester
O31.2 Continuing pregnancy after intrauterine death of one fetus or more
O31.20 Continuing pregnancy after intrauterine death of one fetus or more, unspecified trimester
O31.21 Continuing pregnancy after intrauterine death of one fetus or more, first trimester
O31.22 Continuing pregnancy after intrauterine death of one fetus or more, second trimester
O31.23 Continuing pregnancy after intrauterine death of one fetus or more, third trimester
O31.3 Continuing pregnancy after elective fetal reduction of one fetus or more
Continuing pregnancy after selective termination of one fetus or more
O31.30 Continuing pregnancy after elective fetal reduction of one fetus or more, unspecified trimester
O31.31 Continuing pregnancy after elective fetal reduction of one fetus or more, first trimester
O31.32 Continuing pregnancy after elective fetal reduction of one fetus or more, second trimester
O31.33 Continuing pregnancy after elective fetal reduction of one fetus or more, third trimester
O31.8 Other complications specific to multiple gestation
O31.8X Other complications specific to multiple gestation
O31.8X1 Other complications specific to multiple gestation, first trimester
O31.8X2 Other complications specific to multiple gestation, second trimester
O31.8X3 Other complications specific to multiple gestation, third trimester
O31.8X9 Other complications specific to multiple gestation, unspecified trimester
O32 Maternal care for malpresentation of fetus
Includes the listed conditions as a reason for observation, hospitalization or other obstetric care of the mother, or for cesarean delivery before onset of labor
Excludes1 malpresentation of fetus with obstructed labor (O64.-)
char7Note One of the following 7th characters is to be assigned to each code under category O32. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O32 that has a 7th character of 1 through 9.
char7Def 0: not applicable or unspecified
1: fetus 1
2: fetus 2
3: fetus 3
4: fetus 4
5: fetus 5
9: other fetus
O32.0 Maternal care for unstable lie
O32.1 Maternal care for breech presentation
Maternal care for buttocks presentation
Maternal care for complete breech
Maternal care for frank breech
Excludes1 footling presentation (O32.8)
incomplete breech (O32.8)
O32.2 Maternal care for transverse and oblique lie
Maternal care for oblique presentation
Maternal care for transverse presentation
O32.3 Maternal care for face, brow and chin presentation
O32.4 Maternal care for high head at term
Maternal care for failure of head to enter pelvic brim
O32.6 Maternal care for compound presentation
O32.8 Maternal care for other malpresentation of fetus
Maternal care for footling presentation
Maternal care for incomplete breech
O32.9 Maternal care for malpresentation of fetus, unspecified
O33 Maternal care for disproportion
Includes the listed conditions as a reason for observation, hospitalization or other obstetric care of the mother, or for cesarean delivery before onset of labor
Excludes1 disproportion with obstructed labor (O65-O66)
O33.0 Maternal care for disproportion due to deformity of maternal pelvic bones
Maternal care for disproportion due to pelvic deformity causing disproportion NOS
sex Female
age Maternity: [12-55]
O33.1 Maternal care for disproportion due to generally contracted pelvis
Maternal care for disproportion due to contracted pelvis NOS causing disproportion
sex Female
age Maternity: [12-55]
O33.2 Maternal care for disproportion due to inlet contraction of pelvis
Maternal care for disproportion due to inlet contraction (pelvis) causing disproportion
sex Female
age Maternity: [12-55]
O33.3 Maternal care for disproportion due to outlet contraction of pelvis
Maternal care for disproportion due to mid-cavity contraction (pelvis)
Maternal care for disproportion due to outlet contraction (pelvis)
char7Note One of the following 7th characters is to be assigned to code O33.3. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning code O33.3 with a 7th character of 1 through 9.
char7Def 0: not applicable or unspecified
1: fetus 1
2: fetus 2
3: fetus 3
4: fetus 4
5: fetus 5
9: other fetus
O33.4 Maternal care for disproportion of mixed maternal and fetal origin
char7Note One of the following 7th characters is to be assigned to code O33.4. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning code O33.4 with a 7th character of 1 through 9.
char7Def 0: not applicable or unspecified
1: fetus 1
2: fetus 2
3: fetus 3
4: fetus 4
5: fetus 5
9: other fetus
O33.5 Maternal care for disproportion due to unusually large fetus
Maternal care for disproportion due to disproportion of fetal origin with normally formed fetus
Maternal care for disproportion due to fetal disproportion NOS
char7Note One of the following 7th characters is to be assigned to code O33.5. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning code O33.5 with a 7th character of 1 through 9.
char7Def 0: not applicable or unspecified
1: fetus 1
2: fetus 2
3: fetus 3
4: fetus 4
5: fetus 5
9: other fetus
O33.6 Maternal care for disproportion due to hydrocephalic fetus
char7Note One of the following 7th characters is to be assigned to code O33.6. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning code O33.6 with a 7th character of 1 through 9.
char7Def 0: not applicable or unspecified
1: fetus 1
2: fetus 2
3: fetus 3
4: fetus 4
5: fetus 5
9: other fetus
O33.7 Maternal care for disproportion due to other fetal deformities
Maternal care for disproportion due to fetal ascites
Maternal care for disproportion due to fetal hydrops
Maternal care for disproportion due to fetal meningomyelocele
Maternal care for disproportion due to fetal sacral teratoma
Maternal care for disproportion due to fetal tumor
char7Note One of the following 7th characters is to be assigned to code O33.7. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning code O33.7 with a 7th character of 1 through 9.
char7Def 0: not applicable or unspecified
1: fetus 1
2: fetus 2
3: fetus 3
4: fetus 4
5: fetus 5
9: other fetus
Excludes1 obstructed labor due to other fetal deformities (O66.3)
O33.8 Maternal care for disproportion of other origin
sex Female
age Maternity: [12-55]
O33.9 Maternal care for disproportion, unspecified
Maternal care for disproportion due to cephalopelvic disproportion NOS
Maternal care for disproportion due to fetopelvic disproportion NOS
sex Female
age Maternity: [12-55]
O34 Maternal care for abnormality of pelvic organs
Includes the listed conditions as a reason for hospitalization or other obstetric care of the mother, or for cesarean delivery before onset of labor
CodeFirst any associated obstructed labor (O65.5)
UseAdditionalCode code for specific condition
O34.0 Maternal care for congenital malformation of uterus
Maternal care for double uterus
Maternal care for uterus bicornis
O34.00 Maternal care for unspecified congenital malformation of uterus, unspecified trimester
sex Female
age Maternity: [12-55]
O34.01 Maternal care for unspecified congenital malformation of uterus, first trimester
sex Female
age Maternity: [12-55]
O34.02 Maternal care for unspecified congenital malformation of uterus, second trimester
sex Female
age Maternity: [12-55]
O34.03 Maternal care for unspecified congenital malformation of uterus, third trimester
sex Female
age Maternity: [12-55]
O34.1 Maternal care for benign tumor of corpus uteri
Excludes2 maternal care for benign tumor of cervix (O34.4-)
maternal care for malignant neoplasm of uterus (O9A.1-)
O34.10 Maternal care for benign tumor of corpus uteri, unspecified trimester
sex Female
age Maternity: [12-55]
O34.11 Maternal care for benign tumor of corpus uteri, first trimester
sex Female
age Maternity: [12-55]
O34.12 Maternal care for benign tumor of corpus uteri, second trimester
sex Female
age Maternity: [12-55]
O34.13 Maternal care for benign tumor of corpus uteri, third trimester
sex Female
age Maternity: [12-55]
O34.2 Maternal care due to uterine scar from previous surgery
O34.21 Maternal care for scar from previous cesarean delivery
O34.211 Maternal care for low transverse scar from previous cesarean delivery
sex Female
age Maternity: [12-55]
O34.212 Maternal care for vertical scar from previous cesarean delivery
Maternal care for classical scar from previous cesarean delivery
sex Female
age Maternity: [12-55]
O34.218 Maternal care for other type scar from previous cesarean delivery
Mid-transverse T incision
O34.219 Maternal care for unspecified type scar from previous cesarean delivery
sex Female
age Maternity: [12-55]
O34.22 Maternal care for cesarean scar defect (isthmocele)
O34.29 Maternal care due to uterine scar from other previous surgery
Maternal care due to uterine scar from other transmural uterine incision
sex Female
age Maternity: [12-55]
O34.3 Maternal care for cervical incompetence
Maternal care for cerclage with or without cervical incompetence
Maternal care for Shirodkar suture with or without cervical incompetence
O34.30 Maternal care for cervical incompetence, unspecified trimester
sex Female
age Maternity: [12-55]
O34.31 Maternal care for cervical incompetence, first trimester
sex Female
age Maternity: [12-55]
O34.32 Maternal care for cervical incompetence, second trimester
sex Female
age Maternity: [12-55]
O34.33 Maternal care for cervical incompetence, third trimester
sex Female
age Maternity: [12-55]
O34.4 Maternal care for other abnormalities of cervix
O34.40 Maternal care for other abnormalities of cervix, unspecified trimester
sex Female
age Maternity: [12-55]
O34.41 Maternal care for other abnormalities of cervix, first trimester
sex Female
age Maternity: [12-55]
O34.42 Maternal care for other abnormalities of cervix, second trimester
sex Female
age Maternity: [12-55]
O34.43 Maternal care for other abnormalities of cervix, third trimester
sex Female
age Maternity: [12-55]
O34.5 Maternal care for other abnormalities of gravid uterus
O34.51 Maternal care for incarceration of gravid uterus
O34.511 Maternal care for incarceration of gravid uterus, first trimester
sex Female
age Maternity: [12-55]
O34.512 Maternal care for incarceration of gravid uterus, second trimester
sex Female
age Maternity: [12-55]
O34.513 Maternal care for incarceration of gravid uterus, third trimester
sex Female
age Maternity: [12-55]
O34.519 Maternal care for incarceration of gravid uterus, unspecified trimester
sex Female
age Maternity: [12-55]
O34.52 Maternal care for prolapse of gravid uterus
O34.521 Maternal care for prolapse of gravid uterus, first trimester
sex Female
age Maternity: [12-55]
O34.522 Maternal care for prolapse of gravid uterus, second trimester
sex Female
age Maternity: [12-55]
O34.523 Maternal care for prolapse of gravid uterus, third trimester
sex Female
age Maternity: [12-55]
O34.529 Maternal care for prolapse of gravid uterus, unspecified trimester
sex Female
age Maternity: [12-55]
O34.53 Maternal care for retroversion of gravid uterus
O34.531 Maternal care for retroversion of gravid uterus, first trimester
sex Female
age Maternity: [12-55]
O34.532 Maternal care for retroversion of gravid uterus, second trimester
sex Female
age Maternity: [12-55]
O34.533 Maternal care for retroversion of gravid uterus, third trimester
sex Female
age Maternity: [12-55]
O34.539 Maternal care for retroversion of gravid uterus, unspecified trimester
sex Female
age Maternity: [12-55]
O34.59 Maternal care for other abnormalities of gravid uterus
O34.591 Maternal care for other abnormalities of gravid uterus, first trimester
sex Female
age Maternity: [12-55]
O34.592 Maternal care for other abnormalities of gravid uterus, second trimester
sex Female
age Maternity: [12-55]
O34.593 Maternal care for other abnormalities of gravid uterus, third trimester
sex Female
age Maternity: [12-55]
O34.599 Maternal care for other abnormalities of gravid uterus, unspecified trimester
sex Female
age Maternity: [12-55]
O34.6 Maternal care for abnormality of vagina
Excludes2 maternal care for vaginal varices in pregnancy (O22.1-)
O34.60 Maternal care for abnormality of vagina, unspecified trimester
sex Female
age Maternity: [12-55]
O34.61 Maternal care for abnormality of vagina, first trimester
sex Female
age Maternity: [12-55]
O34.62 Maternal care for abnormality of vagina, second trimester
sex Female
age Maternity: [12-55]
O34.63 Maternal care for abnormality of vagina, third trimester
sex Female
age Maternity: [12-55]
O34.7 Maternal care for abnormality of vulva and perineum
Excludes2 maternal care for perineal and vulval varices in pregnancy (O22.1-)
O34.70 Maternal care for abnormality of vulva and perineum, unspecified trimester
sex Female
age Maternity: [12-55]
O34.71 Maternal care for abnormality of vulva and perineum, first trimester
sex Female
age Maternity: [12-55]
O34.72 Maternal care for abnormality of vulva and perineum, second trimester
sex Female
age Maternity: [12-55]
O34.73 Maternal care for abnormality of vulva and perineum, third trimester
sex Female
age Maternity: [12-55]
O34.8 Maternal care for other abnormalities of pelvic organs
O34.80 Maternal care for other abnormalities of pelvic organs, unspecified trimester
sex Female
age Maternity: [12-55]
O34.81 Maternal care for other abnormalities of pelvic organs, first trimester
sex Female
age Maternity: [12-55]
O34.82 Maternal care for other abnormalities of pelvic organs, second trimester
sex Female
age Maternity: [12-55]
O34.83 Maternal care for other abnormalities of pelvic organs, third trimester
sex Female
age Maternity: [12-55]
O34.9 Maternal care for abnormality of pelvic organ, unspecified
O34.90 Maternal care for abnormality of pelvic organ, unspecified, unspecified trimester
sex Female
age Maternity: [12-55]
O34.91 Maternal care for abnormality of pelvic organ, unspecified, first trimester
sex Female
age Maternity: [12-55]
O34.92 Maternal care for abnormality of pelvic organ, unspecified, second trimester
sex Female
age Maternity: [12-55]
O34.93 Maternal care for abnormality of pelvic organ, unspecified, third trimester
sex Female
age Maternity: [12-55]
O35 Maternal care for known or suspected fetal abnormality and damage
Includes the listed conditions in the fetus as a reason for hospitalization or other obstetric care to the mother, or for termination of pregnancy
CodeAlso any associated maternal condition
Excludes1 encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
char7Note One of the following 7th characters is to be assigned to each code under category O35. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O35 that has a 7th character of 1 through 9.
char7Def 0: not applicable or unspecified
1: fetus 1
2: fetus 2
3: fetus 3
4: fetus 4
5: fetus 5
9: other fetus
O35.0 Maternal care for (suspected) central nervous system malformation in fetus
Excludes2 chromosomal abnormality in fetus (O35.1-)
O35.00 Maternal care for (suspected) central nervous system malformation or damage in fetus, unspecified
O35.01 Maternal care for (suspected) central nervous system malformation or damage in fetus, agenesis of the corpus callosum
O35.02 Maternal care for (suspected) central nervous system malformation or damage in fetus, anencephaly
O35.03 Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts
O35.04 Maternal care for (suspected) central nervous system malformation or damage in fetus, encephalocele
O35.05 Maternal care for (suspected) central nervous system malformation or damage in fetus, holoprosencephaly
O35.06 Maternal care for (suspected) central nervous system malformation or damage in fetus, hydrocephaly
Maternal care for fetal hydrocephalus
O35.07 Maternal care for (suspected) central nervous system malformation or damage in fetus, microcephaly
O35.08 Maternal care for (suspected) central nervous system malformation or damage in fetus, spina bifida
O35.09 Maternal care for (suspected) other central nervous system malformation or damage in fetus
O35.1 Maternal care for (suspected) chromosomal abnormality in fetus
O35.10 Maternal care for (suspected) chromosomal abnormality in fetus, unspecified
O35.11 Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 13
O35.12 Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 18
O35.13 Maternal care for (suspected) chromosomal abnormality in fetus, Trisomy 21
O35.14 Maternal care for (suspected) chromosomal abnormality in fetus, Turner Syndrome
O35.15 Maternal care for (suspected) chromosomal abnormality in fetus, sex chromosome abnormality
O35.19 Maternal care for (suspected) chromosomal abnormality in fetus, other chromosomal abnormality
O35.A Maternal care for other (suspected) fetal abnormality and damage, fetal facial anomalies
O35.B Maternal care for other (suspected) fetal abnormality and damage, fetal cardiac anomalies
O35.C Maternal care for other (suspected) fetal abnormality and damage, fetal pulmonary anomalies
O35.D Maternal care for other (suspected) fetal abnormality and damage, fetal gastrointestinal anomalies
O35.E Maternal care for other (suspected) fetal abnormality and damage, fetal genitourinary anomalies
O35.F Maternal care for other (suspected) fetal abnormality and damage, fetal musculoskeletal anomalies of trunk
Excludes2 maternal care for other (suspected) fetal abnormality and damage, fetal lower extremities anomalies (O35.H)
maternal care for other (suspected) fetal abnormality and damage, fetal upper extremities anomalies (O35.G)
O35.G Maternal care for other (suspected) fetal abnormality and damage, fetal upper extremities anomalies
O35.H Maternal care for other (suspected) fetal abnormality and damage, fetal lower extremities anomalies
O35.2 Maternal care for (suspected) hereditary disease in fetus
Excludes2 chromosomal abnormality in fetus (O35.1-)
O35.3 Maternal care for (suspected) damage to fetus from viral disease in mother
Maternal care for damage to fetus from maternal cytomegalovirus infection
Maternal care for damage to fetus from maternal rubella
O35.4 Maternal care for (suspected) damage to fetus from alcohol
O35.5 Maternal care for (suspected) damage to fetus by drugs
Maternal care for damage to fetus from drug addiction
O35.6 Maternal care for (suspected) damage to fetus by radiation
O35.7 Maternal care for (suspected) damage to fetus by other medical procedures
Maternal care for damage to fetus by amniocentesis
Maternal care for damage to fetus by biopsy procedures
Maternal care for damage to fetus by hematological investigation
Maternal care for damage to fetus by intrauterine contraceptive device
Maternal care for damage to fetus by intrauterine surgery
O35.8 Maternal care for other (suspected) fetal abnormality and damage
Maternal care for damage to fetus from maternal listeriosis
Maternal care for damage to fetus from maternal toxoplasmosis
O35.9 Maternal care for (suspected) fetal abnormality and damage, unspecified
O36 Maternal care for other fetal problems
Includes the listed conditions in the fetus as a reason for hospitalization or other obstetric care of the mother, or for termination of pregnancy
Excludes1 encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
placental transfusion syndromes (O43.0-)
Excludes2 labor and delivery complicated by fetal stress (O77.-)
char7Note One of the following 7th characters is to be assigned to each code under category O36. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O36 that has a 7th character of 1 through 9.
char7Def 0: not applicable or unspecified
1: fetus 1
2: fetus 2
3: fetus 3
4: fetus 4
5: fetus 5
9: other fetus
O36.0 Maternal care for rhesus isoimmunization
Maternal care for Rh incompatibility (with hydrops fetalis)
O36.01 Maternal care for anti-D [Rh] antibodies
O36.011 Maternal care for anti-D [Rh] antibodies, first trimester
O36.012 Maternal care for anti-D [Rh] antibodies, second trimester
O36.013 Maternal care for anti-D [Rh] antibodies, third trimester
O36.019 Maternal care for anti-D [Rh] antibodies, unspecified trimester
O36.09 Maternal care for other rhesus isoimmunization
O36.091 Maternal care for other rhesus isoimmunization, first trimester
O36.092 Maternal care for other rhesus isoimmunization, second trimester
O36.093 Maternal care for other rhesus isoimmunization, third trimester
O36.099 Maternal care for other rhesus isoimmunization, unspecified trimester
O36.1 Maternal care for other isoimmunization
Maternal care for ABO isoimmunization
O36.11 Maternal care for Anti-A sensitization
Maternal care for isoimmunization NOS (with hydrops fetalis)
O36.111 Maternal care for Anti-A sensitization, first trimester
O36.112 Maternal care for Anti-A sensitization, second trimester
O36.113 Maternal care for Anti-A sensitization, third trimester
O36.119 Maternal care for Anti-A sensitization, unspecified trimester
O36.19 Maternal care for other isoimmunization
Maternal care for Anti-B sensitization
O36.191 Maternal care for other isoimmunization, first trimester
O36.192 Maternal care for other isoimmunization, second trimester
O36.193 Maternal care for other isoimmunization, third trimester
O36.199 Maternal care for other isoimmunization, unspecified trimester
O36.2 Maternal care for hydrops fetalis
Maternal care for hydrops fetalis NOS
Maternal care for hydrops fetalis not associated with isoimmunization
Excludes1 hydrops fetalis associated with ABO isoimmunization (O36.1-)
hydrops fetalis associated with rhesus isoimmunization (O36.0-)
O36.20 Maternal care for hydrops fetalis, unspecified trimester
O36.21 Maternal care for hydrops fetalis, first trimester
O36.22 Maternal care for hydrops fetalis, second trimester
O36.23 Maternal care for hydrops fetalis, third trimester
O36.4 Maternal care for intrauterine death
Maternal care for intrauterine fetal death NOS
Maternal care for intrauterine fetal death after completion of 20 weeks of gestation
Maternal care for late fetal death
Maternal care for missed delivery
Excludes1 missed abortion (O02.1)
stillbirth (P95)
O36.5 Maternal care for known or suspected poor fetal growth
O36.51 Maternal care for known or suspected placental insufficiency
O36.511 Maternal care for known or suspected placental insufficiency, first trimester
O36.512 Maternal care for known or suspected placental insufficiency, second trimester
O36.513 Maternal care for known or suspected placental insufficiency, third trimester
O36.519 Maternal care for known or suspected placental insufficiency, unspecified trimester
O36.59 Maternal care for other known or suspected poor fetal growth
Maternal care for known or suspected light-for-dates NOS
Maternal care for known or suspected small-for-dates NOS
O36.591 Maternal care for other known or suspected poor fetal growth, first trimester
O36.592 Maternal care for other known or suspected poor fetal growth, second trimester
O36.593 Maternal care for other known or suspected poor fetal growth, third trimester
O36.599 Maternal care for other known or suspected poor fetal growth, unspecified trimester
O36.6 Maternal care for excessive fetal growth
Maternal care for known or suspected large-for-dates
O36.60 Maternal care for excessive fetal growth, unspecified trimester
O36.61 Maternal care for excessive fetal growth, first trimester
O36.62 Maternal care for excessive fetal growth, second trimester
O36.63 Maternal care for excessive fetal growth, third trimester
O36.7 Maternal care for viable fetus in abdominal pregnancy
O36.70 Maternal care for viable fetus in abdominal pregnancy, unspecified trimester
O36.71 Maternal care for viable fetus in abdominal pregnancy, first trimester
O36.72 Maternal care for viable fetus in abdominal pregnancy, second trimester
O36.73 Maternal care for viable fetus in abdominal pregnancy, third trimester
O36.8 Maternal care for other specified fetal problems
O36.80 Pregnancy with inconclusive fetal viability
Encounter to determine fetal viability of pregnancy
O36.81 Decreased fetal movements
O36.812 Decreased fetal movements, second trimester
O36.813 Decreased fetal movements, third trimester
O36.819 Decreased fetal movements, unspecified trimester
O36.82 Fetal anemia and thrombocytopenia
O36.821 Fetal anemia and thrombocytopenia, first trimester
O36.822 Fetal anemia and thrombocytopenia, second trimester
O36.823 Fetal anemia and thrombocytopenia, third trimester
O36.829 Fetal anemia and thrombocytopenia, unspecified trimester
O36.83 Maternal care for abnormalities of the fetal heart rate or rhythm
Maternal care for depressed fetal heart rate tones
Maternal care for fetal bradycardia
Maternal care for fetal heart rate abnormal variability
Maternal care for fetal heart rate decelerations
Maternal care for fetal heart rate irregularity
Maternal care for fetal tachycardia
Maternal care for non-reassuring fetal heart rate or rhythm
O36.831 Maternal care for abnormalities of the fetal heart rate or rhythm, first trimester
O36.832 Maternal care for abnormalities of the fetal heart rate or rhythm, second trimester
O36.833 Maternal care for abnormalities of the fetal heart rate or rhythm, third trimester
O36.839 Maternal care for abnormalities of the fetal heart rate or rhythm, unspecified trimester
O36.89 Maternal care for other specified fetal problems
O36.891 Maternal care for other specified fetal problems, first trimester
O36.892 Maternal care for other specified fetal problems, second trimester
O36.893 Maternal care for other specified fetal problems, third trimester
O36.899 Maternal care for other specified fetal problems, unspecified trimester
O36.9 Maternal care for fetal problem, unspecified
O36.90 Maternal care for fetal problem, unspecified, unspecified trimester
O36.91 Maternal care for fetal problem, unspecified, first trimester
O36.92 Maternal care for fetal problem, unspecified, second trimester
O36.93 Maternal care for fetal problem, unspecified, third trimester
O40 Polyhydramnios
Includes hydramnios
Excludes1 encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
char7Note One of the following 7th characters is to be assigned to each code under category O40. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O40 that has a 7th character of 1 through 9.
char7Def 0: not applicable or unspecified
1: fetus 1
2: fetus 2
3: fetus 3
4: fetus 4
5: fetus 5
9: other fetus
O40.1 Polyhydramnios, first trimester
O40.2 Polyhydramnios, second trimester
O40.3 Polyhydramnios, third trimester
O40.9 Polyhydramnios, unspecified trimester
O41 Other disorders of amniotic fluid and membranes
Excludes1 encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
char7Note One of the following 7th characters is to be assigned to each code under category O41. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O41 that has a 7th character of 1 through 9.
char7Def 0: not applicable or unspecified
1: fetus 1
2: fetus 2
3: fetus 3
4: fetus 4
5: fetus 5
9: other fetus
O41.0 Oligohydramnios
Oligohydramnios without rupture of membranes
O41.00 Oligohydramnios, unspecified trimester
O41.01 Oligohydramnios, first trimester
O41.02 Oligohydramnios, second trimester
O41.03 Oligohydramnios, third trimester
O41.1 Infection of amniotic sac and membranes
O41.10 Infection of amniotic sac and membranes, unspecified
O41.101 Infection of amniotic sac and membranes, unspecified, first trimester
O41.102 Infection of amniotic sac and membranes, unspecified, second trimester
O41.103 Infection of amniotic sac and membranes, unspecified, third trimester
O41.109 Infection of amniotic sac and membranes, unspecified, unspecified trimester
O41.12 Chorioamnionitis
O41.121 Chorioamnionitis, first trimester
O41.122 Chorioamnionitis, second trimester
O41.123 Chorioamnionitis, third trimester
O41.129 Chorioamnionitis, unspecified trimester
O41.14 Placentitis
O41.141 Placentitis, first trimester
O41.142 Placentitis, second trimester
O41.143 Placentitis, third trimester
O41.149 Placentitis, unspecified trimester
O41.8 Other specified disorders of amniotic fluid and membranes
O41.8X Other specified disorders of amniotic fluid and membranes
O41.8X1 Other specified disorders of amniotic fluid and membranes, first trimester
O41.8X2 Other specified disorders of amniotic fluid and membranes, second trimester
O41.8X3 Other specified disorders of amniotic fluid and membranes, third trimester
O41.8X9 Other specified disorders of amniotic fluid and membranes, unspecified trimester
O41.9 Disorder of amniotic fluid and membranes, unspecified
O41.90 Disorder of amniotic fluid and membranes, unspecified, unspecified trimester
O41.91 Disorder of amniotic fluid and membranes, unspecified, first trimester
O41.92 Disorder of amniotic fluid and membranes, unspecified, second trimester
O41.93 Disorder of amniotic fluid and membranes, unspecified, third trimester
O42 Premature rupture of membranes
O42.0 Premature rupture of membranes, onset of labor within 24 hours of rupture
O42.00 Premature rupture of membranes, onset of labor within 24 hours of rupture, unspecified weeks of gestation
sex Female
age Maternity: [12-55]
O42.01 Preterm premature rupture of membranes, onset of labor within 24 hours of rupture
Premature rupture of membranes before 37 completed weeks of gestation
O42.011 Preterm premature rupture of membranes, onset of labor within 24 hours of rupture, first trimester
sex Female
age Maternity: [12-55]
O42.012 Preterm premature rupture of membranes, onset of labor within 24 hours of rupture, second trimester
sex Female
age Maternity: [12-55]
O42.013 Preterm premature rupture of membranes, onset of labor within 24 hours of rupture, third trimester
sex Female
age Maternity: [12-55]
O42.019 Preterm premature rupture of membranes, onset of labor within 24 hours of rupture, unspecified trimester
sex Female
age Maternity: [12-55]
O42.02 Full-term premature rupture of membranes, onset of labor within 24 hours of rupture
Premature rupture of membranes at or after 37 completed weeks of gestation, onset of labor within 24 hours of rupture
sex Female
age Maternity: [12-55]
O42.1 Premature rupture of membranes, onset of labor more than 24 hours following rupture
O42.10 Premature rupture of membranes, onset of labor more than 24 hours following rupture, unspecified weeks of gestation
sex Female
age Maternity: [12-55]
O42.11 Preterm premature rupture of membranes, onset of labor more than 24 hours following rupture
Premature rupture of membranes before 37 completed weeks of gestation
O42.111 Preterm premature rupture of membranes, onset of labor more than 24 hours following rupture, first trimester
sex Female
age Maternity: [12-55]
O42.112 Preterm premature rupture of membranes, onset of labor more than 24 hours following rupture, second trimester
sex Female
age Maternity: [12-55]
O42.113 Preterm premature rupture of membranes, onset of labor more than 24 hours following rupture, third trimester
sex Female
age Maternity: [12-55]
O42.119 Preterm premature rupture of membranes, onset of labor more than 24 hours following rupture, unspecified trimester
sex Female
age Maternity: [12-55]
O42.12 Full-term premature rupture of membranes, onset of labor more than 24 hours following rupture
Premature rupture of membranes at or after 37 completed weeks of gestation, onset of labor more than 24 hours following rupture
sex Female
age Maternity: [12-55]
O42.9 Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor
O42.90 Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, unspecified weeks of gestation
sex Female
age Maternity: [12-55]
O42.91 Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor
Premature rupture of membranes before 37 completed weeks of gestation
O42.911 Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, first trimester
sex Female
age Maternity: [12-55]
O42.912 Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, second trimester
sex Female
age Maternity: [12-55]
O42.913 Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, third trimester
sex Female
age Maternity: [12-55]
O42.919 Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, unspecified trimester
sex Female
age Maternity: [12-55]
O42.92 Full-term premature rupture of membranes, unspecified as to length of time between rupture and onset of labor
Premature rupture of membranes at or after 37 completed weeks of gestation, unspecified as to length of time between rupture and onset of labor
sex Female
age Maternity: [12-55]
O43 Placental disorders
Excludes2 maternal care for poor fetal growth due to placental insufficiency (O36.5-)
placenta previa (O44.-)
placental polyp (O90.89)
placentitis (O41.14-)
premature separation of placenta [abruptio placentae] (O45.-)
O43.0 Placental transfusion syndromes
O43.01 Fetomaternal placental transfusion syndrome
Maternofetal placental transfusion syndrome
O43.011 Fetomaternal placental transfusion syndrome, first trimester
sex Female
age Maternity: [12-55]
O43.012 Fetomaternal placental transfusion syndrome, second trimester
sex Female
age Maternity: [12-55]
O43.013 Fetomaternal placental transfusion syndrome, third trimester
sex Female
age Maternity: [12-55]
O43.019 Fetomaternal placental transfusion syndrome, unspecified trimester
sex Female
age Maternity: [12-55]
O43.02 Fetus-to-fetus placental transfusion syndrome
O43.021 Fetus-to-fetus placental transfusion syndrome, first trimester
sex Female
age Maternity: [12-55]
O43.022 Fetus-to-fetus placental transfusion syndrome, second trimester
sex Female
age Maternity: [12-55]
O43.023 Fetus-to-fetus placental transfusion syndrome, third trimester
sex Female
age Maternity: [12-55]
O43.029 Fetus-to-fetus placental transfusion syndrome, unspecified trimester
sex Female
age Maternity: [12-55]
O43.1 Malformation of placenta
O43.10 Malformation of placenta, unspecified
Abnormal placenta NOS
O43.101 Malformation of placenta, unspecified, first trimester
sex Female
age Maternity: [12-55]
O43.102 Malformation of placenta, unspecified, second trimester
sex Female
age Maternity: [12-55]
O43.103 Malformation of placenta, unspecified, third trimester
sex Female
age Maternity: [12-55]
O43.109 Malformation of placenta, unspecified, unspecified trimester
sex Female
age Maternity: [12-55]
O43.11 Circumvallate placenta
O43.111 Circumvallate placenta, first trimester
sex Female
age Maternity: [12-55]
O43.112 Circumvallate placenta, second trimester
sex Female
age Maternity: [12-55]
O43.113 Circumvallate placenta, third trimester
sex Female
age Maternity: [12-55]
O43.119 Circumvallate placenta, unspecified trimester
sex Female
age Maternity: [12-55]
O43.12 Velamentous insertion of umbilical cord
O43.121 Velamentous insertion of umbilical cord, first trimester
sex Female
age Maternity: [12-55]
O43.122 Velamentous insertion of umbilical cord, second trimester
sex Female
age Maternity: [12-55]
O43.123 Velamentous insertion of umbilical cord, third trimester
sex Female
age Maternity: [12-55]
O43.129 Velamentous insertion of umbilical cord, unspecified trimester
sex Female
age Maternity: [12-55]
O43.19 Other malformation of placenta
O43.191 Other malformation of placenta, first trimester
sex Female
age Maternity: [12-55]
O43.192 Other malformation of placenta, second trimester
sex Female
age Maternity: [12-55]
O43.193 Other malformation of placenta, third trimester
sex Female
age Maternity: [12-55]
O43.199 Other malformation of placenta, unspecified trimester
sex Female
age Maternity: [12-55]
O43.2 Morbidly adherent placenta
CodeAlso associated third stage postpartum hemorrhage, if applicable (O72.0)
Excludes1 retained placenta (O73.-)
O43.21 Placenta accreta
O43.211 Placenta accreta, first trimester
sex Female
age Maternity: [12-55]
O43.212 Placenta accreta, second trimester
sex Female
age Maternity: [12-55]
O43.213 Placenta accreta, third trimester
sex Female
age Maternity: [12-55]
O43.219 Placenta accreta, unspecified trimester
sex Female
age Maternity: [12-55]
O43.22 Placenta increta
O43.221 Placenta increta, first trimester
sex Female
age Maternity: [12-55]
O43.222 Placenta increta, second trimester
sex Female
age Maternity: [12-55]
O43.223 Placenta increta, third trimester
sex Female
age Maternity: [12-55]
O43.229 Placenta increta, unspecified trimester
sex Female
age Maternity: [12-55]
O43.23 Placenta percreta
O43.231 Placenta percreta, first trimester
sex Female
age Maternity: [12-55]
O43.232 Placenta percreta, second trimester
sex Female
age Maternity: [12-55]
O43.233 Placenta percreta, third trimester
sex Female
age Maternity: [12-55]
O43.239 Placenta percreta, unspecified trimester
sex Female
age Maternity: [12-55]
O43.8 Other placental disorders
O43.81 Placental infarction
O43.811 Placental infarction, first trimester
sex Female
age Maternity: [12-55]
O43.812 Placental infarction, second trimester
sex Female
age Maternity: [12-55]
O43.813 Placental infarction, third trimester
sex Female
age Maternity: [12-55]
O43.819 Placental infarction, unspecified trimester
sex Female
age Maternity: [12-55]
O43.89 Other placental disorders
Placental dysfunction
O43.891 Other placental disorders, first trimester
sex Female
age Maternity: [12-55]
O43.892 Other placental disorders, second trimester
sex Female
age Maternity: [12-55]
O43.893 Other placental disorders, third trimester
sex Female
age Maternity: [12-55]
O43.899 Other placental disorders, unspecified trimester
sex Female
age Maternity: [12-55]
O43.9 Unspecified placental disorder
O43.90 Unspecified placental disorder, unspecified trimester
sex Female
age Maternity: [12-55]
O43.91 Unspecified placental disorder, first trimester
sex Female
age Maternity: [12-55]
O43.92 Unspecified placental disorder, second trimester
sex Female
age Maternity: [12-55]
O43.93 Unspecified placental disorder, third trimester
sex Female
age Maternity: [12-55]
O44 Placenta previa
O44.0 Complete placenta previa NOS or without hemorrhage
Placenta previa NOS
O44.00 Complete placenta previa NOS or without hemorrhage, unspecified trimester
sex Female
age Maternity: [12-55]
O44.01 Complete placenta previa NOS or without hemorrhage, first trimester
sex Female
age Maternity: [12-55]
O44.02 Complete placenta previa NOS or without hemorrhage, second trimester
sex Female
age Maternity: [12-55]
O44.03 Complete placenta previa NOS or without hemorrhage, third trimester
sex Female
age Maternity: [12-55]
O44.1 Complete placenta previa with hemorrhage
Excludes1 labor and delivery complicated by hemorrhage from vasa previa (O69.4)
O44.10 Complete placenta previa with hemorrhage, unspecified trimester
sex Female
age Maternity: [12-55]
O44.11 Complete placenta previa with hemorrhage, first trimester
sex Female
age Maternity: [12-55]
O44.12 Complete placenta previa with hemorrhage, second trimester
sex Female
age Maternity: [12-55]
O44.13 Complete placenta previa with hemorrhage, third trimester
sex Female
age Maternity: [12-55]
O44.2 Partial placenta previa without hemorrhage
Marginal placenta previa, NOS or without hemorrhage
O44.20 Partial placenta previa NOS or without hemorrhage, unspecified trimester
sex Female
age Maternity: [12-55]
O44.21 Partial placenta previa NOS or without hemorrhage, first trimester
sex Female
age Maternity: [12-55]
O44.22 Partial placenta previa NOS or without hemorrhage, second trimester
sex Female
age Maternity: [12-55]
O44.23 Partial placenta previa NOS or without hemorrhage, third trimester
sex Female
age Maternity: [12-55]
O44.3 Partial placenta previa with hemorrhage
Marginal placenta previa with hemorrhage
O44.30 Partial placenta previa with hemorrhage, unspecified trimester
sex Female
age Maternity: [12-55]
O44.31 Partial placenta previa with hemorrhage, first trimester
sex Female
age Maternity: [12-55]
O44.32 Partial placenta previa with hemorrhage, second trimester
sex Female
age Maternity: [12-55]
O44.33 Partial placenta previa with hemorrhage, third trimester
sex Female
age Maternity: [12-55]
O44.4 Low lying placenta NOS or without hemorrhage
Low implantation of placenta NOS or without hemorrhage
O44.40 Low lying placenta NOS or without hemorrhage, unspecified trimester
sex Female
age Maternity: [12-55]
O44.41 Low lying placenta NOS or without hemorrhage, first trimester
sex Female
age Maternity: [12-55]
O44.42 Low lying placenta NOS or without hemorrhage, second trimester
sex Female
age Maternity: [12-55]
O44.43 Low lying placenta NOS or without hemorrhage, third trimester
sex Female
age Maternity: [12-55]
O44.5 Low lying placenta with hemorrhage
Low implantation of placenta with hemorrhage
O44.50 Low lying placenta with hemorrhage, unspecified trimester
sex Female
age Maternity: [12-55]
O44.51 Low lying placenta with hemorrhage, first trimester
sex Female
age Maternity: [12-55]
O44.52 Low lying placenta with hemorrhage, second trimester
sex Female
age Maternity: [12-55]
O44.53 Low lying placenta with hemorrhage, third trimester
sex Female
age Maternity: [12-55]
O45 Premature separation of placenta [abruptio placentae]
O45.0 Premature separation of placenta with coagulation defect
O45.00 Premature separation of placenta with coagulation defect, unspecified
O45.001 Premature separation of placenta with coagulation defect, unspecified, first trimester
sex Female
age Maternity: [12-55]
O45.002 Premature separation of placenta with coagulation defect, unspecified, second trimester
sex Female
age Maternity: [12-55]
O45.003 Premature separation of placenta with coagulation defect, unspecified, third trimester
sex Female
age Maternity: [12-55]
O45.009 Premature separation of placenta with coagulation defect, unspecified, unspecified trimester
sex Female
age Maternity: [12-55]
O45.01 Premature separation of placenta with afibrinogenemia
Premature separation of placenta with hypofibrinogenemia
O45.011 Premature separation of placenta with afibrinogenemia, first trimester
sex Female
age Maternity: [12-55]
O45.012 Premature separation of placenta with afibrinogenemia, second trimester
sex Female
age Maternity: [12-55]
O45.013 Premature separation of placenta with afibrinogenemia, third trimester
sex Female
age Maternity: [12-55]
O45.019 Premature separation of placenta with afibrinogenemia, unspecified trimester
sex Female
age Maternity: [12-55]
O45.02 Premature separation of placenta with disseminated intravascular coagulation
O45.021 Premature separation of placenta with disseminated intravascular coagulation, first trimester
sex Female
age Maternity: [12-55]
O45.022 Premature separation of placenta with disseminated intravascular coagulation, second trimester
sex Female
age Maternity: [12-55]
O45.023 Premature separation of placenta with disseminated intravascular coagulation, third trimester
sex Female
age Maternity: [12-55]
O45.029 Premature separation of placenta with disseminated intravascular coagulation, unspecified trimester
sex Female
age Maternity: [12-55]
O45.09 Premature separation of placenta with other coagulation defect
O45.091 Premature separation of placenta with other coagulation defect, first trimester
sex Female
age Maternity: [12-55]
O45.092 Premature separation of placenta with other coagulation defect, second trimester
sex Female
age Maternity: [12-55]
O45.093 Premature separation of placenta with other coagulation defect, third trimester
sex Female
age Maternity: [12-55]
O45.099 Premature separation of placenta with other coagulation defect, unspecified trimester
sex Female
age Maternity: [12-55]
O45.8 Other premature separation of placenta
O45.8X Other premature separation of placenta
O45.8X1 Other premature separation of placenta, first trimester
sex Female
age Maternity: [12-55]
O45.8X2 Other premature separation of placenta, second trimester
sex Female
age Maternity: [12-55]
O45.8X3 Other premature separation of placenta, third trimester
sex Female
age Maternity: [12-55]
O45.8X9 Other premature separation of placenta, unspecified trimester
sex Female
age Maternity: [12-55]
O45.9 Premature separation of placenta, unspecified
Abruptio placentae NOS
O45.90 Premature separation of placenta, unspecified, unspecified trimester
sex Female
age Maternity: [12-55]
O45.91 Premature separation of placenta, unspecified, first trimester
sex Female
age Maternity: [12-55]
O45.92 Premature separation of placenta, unspecified, second trimester
sex Female
age Maternity: [12-55]
O45.93 Premature separation of placenta, unspecified, third trimester
sex Female
age Maternity: [12-55]
O46 Antepartum hemorrhage, not elsewhere classified
Excludes1 hemorrhage in early pregnancy (O20.-)
intrapartum hemorrhage NEC (O67.-)
placenta previa (O44.-)
premature separation of placenta [abruptio placentae] (O45.-)
O46.0 Antepartum hemorrhage with coagulation defect
O46.00 Antepartum hemorrhage with coagulation defect, unspecified
O46.001 Antepartum hemorrhage with coagulation defect, unspecified, first trimester
sex Female
age Maternity: [12-55]
O46.002 Antepartum hemorrhage with coagulation defect, unspecified, second trimester
sex Female
age Maternity: [12-55]
O46.003 Antepartum hemorrhage with coagulation defect, unspecified, third trimester
sex Female
age Maternity: [12-55]
O46.009 Antepartum hemorrhage with coagulation defect, unspecified, unspecified trimester
sex Female
age Maternity: [12-55]
O46.01 Antepartum hemorrhage with afibrinogenemia
Antepartum hemorrhage with hypofibrinogenemia
O46.011 Antepartum hemorrhage with afibrinogenemia, first trimester
sex Female
age Maternity: [12-55]
O46.012 Antepartum hemorrhage with afibrinogenemia, second trimester
sex Female
age Maternity: [12-55]
O46.013 Antepartum hemorrhage with afibrinogenemia, third trimester
sex Female
age Maternity: [12-55]
O46.019 Antepartum hemorrhage with afibrinogenemia, unspecified trimester
sex Female
age Maternity: [12-55]
O46.02 Antepartum hemorrhage with disseminated intravascular coagulation
O46.021 Antepartum hemorrhage with disseminated intravascular coagulation, first trimester
sex Female
age Maternity: [12-55]
O46.022 Antepartum hemorrhage with disseminated intravascular coagulation, second trimester
sex Female
age Maternity: [12-55]
O46.023 Antepartum hemorrhage with disseminated intravascular coagulation, third trimester
sex Female
age Maternity: [12-55]
O46.029 Antepartum hemorrhage with disseminated intravascular coagulation, unspecified trimester
sex Female
age Maternity: [12-55]
O46.09 Antepartum hemorrhage with other coagulation defect
O46.091 Antepartum hemorrhage with other coagulation defect, first trimester
sex Female
age Maternity: [12-55]
O46.092 Antepartum hemorrhage with other coagulation defect, second trimester
sex Female
age Maternity: [12-55]
O46.093 Antepartum hemorrhage with other coagulation defect, third trimester
sex Female
age Maternity: [12-55]
O46.099 Antepartum hemorrhage with other coagulation defect, unspecified trimester
sex Female
age Maternity: [12-55]
O46.8 Other antepartum hemorrhage
O46.8X Other antepartum hemorrhage
O46.8X1 Other antepartum hemorrhage, first trimester
sex Female
age Maternity: [12-55]
O46.8X2 Other antepartum hemorrhage, second trimester
sex Female
age Maternity: [12-55]
O46.8X3 Other antepartum hemorrhage, third trimester
sex Female
age Maternity: [12-55]
O46.8X9 Other antepartum hemorrhage, unspecified trimester
sex Female
age Maternity: [12-55]
O46.9 Antepartum hemorrhage, unspecified
O46.90 Antepartum hemorrhage, unspecified, unspecified trimester
sex Female
age Maternity: [12-55]
O46.91 Antepartum hemorrhage, unspecified, first trimester
sex Female
age Maternity: [12-55]
O46.92 Antepartum hemorrhage, unspecified, second trimester
sex Female
age Maternity: [12-55]
O46.93 Antepartum hemorrhage, unspecified, third trimester
sex Female
age Maternity: [12-55]
O47 False labor
Includes Braxton Hicks contractions
threatened labor
Excludes1 preterm labor (O60.-)
O47.0 False labor before 37 completed weeks of gestation
O47.00 False labor before 37 completed weeks of gestation, unspecified trimester
sex Female
age Maternity: [12-55]
O47.02 False labor before 37 completed weeks of gestation, second trimester
sex Female
age Maternity: [12-55]
O47.03 False labor before 37 completed weeks of gestation, third trimester
sex Female
age Maternity: [12-55]
O47.1 False labor at or after 37 completed weeks of gestation
sex Female
age Maternity: [12-55]
O47.9 False labor, unspecified
sex Female
age Maternity: [12-55]
O48 Late pregnancy
O48.0 Post-term pregnancy
Pregnancy over 40 completed weeks to 42 completed weeks gestation
sex Female
age Maternity: [12-55]
O48.1 Prolonged pregnancy
Pregnancy which has advanced beyond 42 completed weeks gestation
sex Female
age Maternity: [12-55]