ICD-9-CM diagnosis code (retired)
321.2 — Meningitis due to viruses not elsewhere classified
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 321.2
321.2 is an ICD-9-CM diagnosis code for meningitis due to viruses not elsewhere classified. 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, G02 (Meningitis in other infectious and parasitic diseases classified elsewhere). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- G02Meningitis in other infectious and parasitic diseases classified elsewhereapproximate
Common questions about 321.2
What is the ICD-10 code for ICD-9 321.2?
- The GEMs map 321.2 to ICD-10-CM G02.
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.