ICD-10-CM Book 2026 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 17 Q00-QA0 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders /
Q90-Q99 Chromosomal abnormalities, not elsewhere classified /
Q99 Other chromosome abnormalities, not elsewhere classified

  Billable ICD-10-CM Code Q99.818
Q99.818
Other Usher syndrome
Usher syndrome, type 4