ICD-9-CM diagnosis code (retired)
457.9 — Unspecified noninfectious disorder of lymphatic channels
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 457.9
457.9 is an ICD-9-CM diagnosis code for unspecified noninfectious disorder of lymphatic channels. 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, I89.9 (Noninfective disorder of lymphatic vessels and lymph nodes, unspecified). The match is exact.
ICD-10-CM equivalents
- I89.9Noninfective disorder of lymphatic vessels and lymph nodes, unspecifiedexact match
Common questions about 457.9
What is the ICD-10 code for ICD-9 457.9?
- The GEMs map 457.9 to ICD-10-CM I89.9.
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.