ICD-9-CM diagnosis code (retired)
378.54 — Sixth or abducens nerve palsy
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 378.54
378.54 is an ICD-9-CM diagnosis code for sixth or abducens nerve palsy. 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, H49.20 (Sixth [abducent] nerve palsy, unspecified eye). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- H49.20Sixth [abducent] nerve palsy, unspecified eyeapproximate
Common questions about 378.54
What is the ICD-10 code for ICD-9 378.54?
- The GEMs map 378.54 to ICD-10-CM H49.20.
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.