ICD-9-CM diagnosis code (retired)
200.66 — Anaplastic large cell lymphoma, intrapelvic lymph nodes
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 200.66
200.66 is an ICD-9-CM diagnosis code for Anaplastic large cell lymphoma, intrapelvic lymph nodes. 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 2 ICD-10-CM codes, such as C84.66 (Anaplastic large cell lymphoma, ALK-positive, intrapelvic lymph nodes) and C84.76 (Anaplastic large cell lymphoma, ALK-negative, intrapelvic lymph nodes). All of these are approximate matches, so review the record to pick the right one.
ICD-10-CM equivalents
Common questions about 200.66
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.