ICD-9-CM diagnosis code (retired)
188.0 — Malignant neoplasm of trigone of urinary bladder
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 188.0
188.0 is an ICD-9-CM diagnosis code for malignant neoplasm of trigone of urinary bladder. 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, C67.0 (Malignant neoplasm of trigone of bladder). The match is exact.
ICD-10-CM equivalents
- C67.0Malignant neoplasm of trigone of bladderexact match
Common questions about 188.0
What is the ICD-10 code for ICD-9 188.0?
- The GEMs map 188.0 to ICD-10-CM C67.0.
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.