ICD-9-CM diagnosis code (retired)
200.01 — Reticulosarcoma, lymph nodes of head, face, and neck
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 200.01
200.01 is an ICD-9-CM diagnosis code for reticulosarcoma, lymph nodes of head, face, and neck. 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, C83.31 (Diffuse large B-cell lymphoma, lymph nodes of head, face, and neck). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- C83.31Diffuse large B-cell lymphoma, lymph nodes of head, face, and neckapproximate
Common questions about 200.01
What is the ICD-10 code for ICD-9 200.01?
- The GEMs map 200.01 to ICD-10-CM C83.31.
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.