ICD-9-CM diagnosis code (retired)
238.3 — Neoplasm of uncertain behavior of breast
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 238.3
238.3 is an ICD-9-CM diagnosis code for neoplasm of uncertain behavior of breast. 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, D48.60 (Neoplasm of uncertain behavior of unspecified breast). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- D48.60Neoplasm of uncertain behavior of unspecified breastapproximate
Common questions about 238.3
What is the ICD-10 code for ICD-9 238.3?
- The GEMs map 238.3 to ICD-10-CM D48.60.
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.