ICD-9-CM diagnosis code (retired)
231.8 — Carcinoma in situ of other specified parts of respiratory system
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 231.8
231.8 is an ICD-9-CM diagnosis code for carcinoma in situ of other specified parts of respiratory system. 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, D02.3 (Carcinoma in situ of other parts of respiratory system). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- D02.3Carcinoma in situ of other parts of respiratory systemapproximate
Common questions about 231.8
What is the ICD-10 code for ICD-9 231.8?
- The GEMs map 231.8 to ICD-10-CM D02.3.
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.