ICD-9-CM diagnosis code (retired)
727.63 — Nontraumatic rupture of extensor tendons of hand and wrist
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 727.63
727.63 is an ICD-9-CM diagnosis code for nontraumatic rupture of extensor tendons of hand and wrist. 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 M66.239 (Spontaneous rupture of extensor tendons, unspecified forearm) and M66.249 (Spontaneous rupture of extensor tendons, unspecified hand). All of these are approximate matches, so review the record to pick the right one.
ICD-10-CM equivalents
Common questions about 727.63
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.