ICD-9-CM diagnosis code (retired)
363.40 — Choroidal degeneration, unspecified
ICD-9-CM was replaced by ICD-10 on October 1, 2015. These are the ICD-10-CM equivalents from the CMS General Equivalence Mappings.
About ICD-9-CM 363.40
363.40 is an ICD-9-CM diagnosis code for choroidal degeneration, unspecified. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-CM took over.
The CMS General Equivalence Mappings translate it to one ICD-10-CM code, H31.109 (Choroidal degeneration, unspecified, unspecified eye). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- H31.109Choroidal degeneration, unspecified, unspecified eyeapproximate
Common questions about 363.40
What is the ICD-10 code for ICD-9 363.40?
- The GEMs map 363.40 to ICD-10-CM H31.109.
GEMs are a translation aid, not a substitute for coding from the record. The 2027 ICD-10 code set has changed since the last GEMs release in 2018. Page updated September 29, 2026.