ICD-9-CM diagnosis code (retired)
900.03 — Injury to internal carotid artery
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 900.03
900.03 is an ICD-9-CM diagnosis code for injury to internal carotid artery. 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, S15.009A (Unspecified injury of unspecified carotid artery, initial encounter). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- S15.009AUnspecified injury of unspecified carotid artery, initial encounterapproximate
Common questions about 900.03
What is the ICD-10 code for ICD-9 900.03?
- The GEMs map 900.03 to ICD-10-CM S15.009A.
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.