ICD-9-CM diagnosis code (retired)
209.16 — Malignant carcinoid tumor of the sigmoid colon
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 209.16
209.16 is an ICD-9-CM diagnosis code for malignant carcinoid tumor of the sigmoid colon. 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, C7A.025 (Malignant carcinoid tumor of the sigmoid colon). The match is exact.
ICD-10-CM equivalents
- C7A.025Malignant carcinoid tumor of the sigmoid colonexact match
Common questions about 209.16
What is the ICD-10 code for ICD-9 209.16?
- The GEMs map 209.16 to ICD-10-CM C7A.025.
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.