ICD-9-CM diagnosis code (retired)
279.50 — Graft-versus-host disease, unspecified
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 279.50
279.50 is an ICD-9-CM diagnosis code for graft-versus-host disease, unspecified. 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, D89.813 (Graft-versus-host disease, unspecified). The match is exact.
ICD-10-CM equivalents
- D89.813Graft-versus-host disease, unspecifiedexact match
Common questions about 279.50
What is the ICD-10 code for ICD-9 279.50?
- The GEMs map 279.50 to ICD-10-CM D89.813.
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.