ICD-9-CM diagnosis code (retired)
040.2 — Whipple's disease
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 040.2
040.2 is an ICD-9-CM diagnosis code for Whipple's disease. 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, K90.81 (Whipple's disease). The match is exact.
ICD-10-CM equivalents
- K90.81Whipple's diseaseexact match
Common questions about 040.2
What is the ICD-10 code for ICD-9 040.2?
- The GEMs map 040.2 to ICD-10-CM K90.81.
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.