ICD-9-CM diagnosis code (retired)
433.81 — Occlusion and stenosis of other specified precerebral artery with cerebral infarction
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 433.81
433.81 is an ICD-9-CM diagnosis code for occlusion and stenosis of other specified precerebral artery with cerebral infarction. 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, I63.59 (Cerebral infarction due to unspecified occlusion or stenosis of other cerebral artery). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- I63.59Cerebral infarction due to unspecified occlusion or stenosis of other cerebral arteryapproximate
Common questions about 433.81
What is the ICD-10 code for ICD-9 433.81?
- The GEMs map 433.81 to ICD-10-CM I63.59.
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.