ICD-9-CM diagnosis code (retired)
236.5 — Neoplasm of uncertain behavior of prostate
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 236.5
236.5 is an ICD-9-CM diagnosis code for neoplasm of uncertain behavior of prostate. 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, D40.0 (Neoplasm of uncertain behavior of prostate). The match is exact.
ICD-10-CM equivalents
- D40.0Neoplasm of uncertain behavior of prostateexact match
Common questions about 236.5
What is the ICD-10 code for ICD-9 236.5?
- The GEMs map 236.5 to ICD-10-CM D40.0.
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.