ICD-9-CM diagnosis code (retired)
385.9 — Unspecified disorder of middle ear and mastoid
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 385.9
385.9 is an ICD-9-CM diagnosis code for unspecified disorder of middle ear and mastoid. 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, H74.90 (Unspecified disorder of middle ear and mastoid, unspecified ear). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- H74.90Unspecified disorder of middle ear and mastoid, unspecified earapproximate
Common questions about 385.9
What is the ICD-10 code for ICD-9 385.9?
- The GEMs map 385.9 to ICD-10-CM H74.90.
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.