ICD-9-CM diagnosis code (retired)
956.4 — Injury to cutaneous sensory nerve, lower limb
About ICD-9-CM 956.4
956.4 is an ICD-9-CM diagnosis code for injury to cutaneous sensory nerve, lower limb. 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 3 ICD-10-CM codes, such as S74.20XA (Injury of cutaneous sensory nerve at hip and thigh level, unspecified leg, initial encounter), S84.20XA (Injury of cutaneous sensory nerve at lower leg level, unspecified leg, initial encounter) and S94.30XA (Injury of cutaneous sensory nerve at ankle and foot level, unspecified leg, initial encounter). All of these are approximate matches, so review the record to pick the right one.
ICD-10-CM equivalents
- S74.20XAInjury of cutaneous sensory nerve at hip and thigh level, unspecified leg, initial encounterapproximate
- S84.20XAInjury of cutaneous sensory nerve at lower leg level, unspecified leg, initial encounterapproximate
- S94.30XAInjury of cutaneous sensory nerve at ankle and foot level, unspecified leg, initial encounterapproximate
Common questions about 956.4
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.