ICD-9-CM diagnosis code (retired)
866.01 — Injury to kidney without mention of open wound into cavity, hematoma without rupture of capsule
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 866.01
866.01 is an ICD-9-CM diagnosis code for injury to kidney without mention of open wound into cavity, hematoma without rupture of capsule. 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 2 ICD-10-CM codes, such as S37.019A (Minor contusion of unspecified kidney, initial encounter) and S37.029A (Major contusion of unspecified kidney, initial encounter). All of these are approximate matches, so review the record to pick the right one.
ICD-10-CM equivalents
Common questions about 866.01
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.