ICD-9-CM diagnosis code (retired)
322.1 — Eosinophilic meningitis
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 322.1
322.1 is an ICD-9-CM diagnosis code for eosinophilic meningitis. 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, G03.8 (Meningitis due to other specified causes). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- G03.8Meningitis due to other specified causesapproximate
Common questions about 322.1
What is the ICD-10 code for ICD-9 322.1?
- The GEMs map 322.1 to ICD-10-CM G03.8.
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.