ICD-9-CM diagnosis code (retired)
958.91 — Traumatic compartment syndrome of upper extremity
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 958.91
958.91 is an ICD-9-CM diagnosis code for traumatic compartment syndrome of upper extremity. 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, T79.A19A (Traumatic compartment syndrome of unspecified upper extremity, initial encounter). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- T79.A19ATraumatic compartment syndrome of unspecified upper extremity, initial encounterapproximate
Common questions about 958.91
What is the ICD-10 code for ICD-9 958.91?
- The GEMs map 958.91 to ICD-10-CM T79.A19A.
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.