ICD-9-CM diagnosis code (retired)
378.52 — Third or oculomotor nerve palsy, total
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 378.52
378.52 is an ICD-9-CM diagnosis code for third or oculomotor nerve palsy, total. 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, H49.00 (Third [oculomotor] nerve palsy, unspecified eye). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- H49.00Third [oculomotor] nerve palsy, unspecified eyeapproximate
Common questions about 378.52
What is the ICD-10 code for ICD-9 378.52?
- The GEMs map 378.52 to ICD-10-CM H49.00.
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.