ICD-9-CM diagnosis code (retired)
564.02 — Outlet dysfunction constipation
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 564.02
564.02 is an ICD-9-CM diagnosis code for outlet dysfunction constipation. 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, K59.02 (Outlet dysfunction constipation). The match is exact.
ICD-10-CM equivalents
- K59.02Outlet dysfunction constipationexact match
Common questions about 564.02
What is the ICD-10 code for ICD-9 564.02?
- The GEMs map 564.02 to ICD-10-CM K59.02.
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.