ICD-9-CM diagnosis code (retired)
090.42 — Congenital syphilitic 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 090.42
090.42 is an ICD-9-CM diagnosis code for congenital syphilitic 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, A50.41 (Late congenital syphilitic meningitis). The match is approximate, so confirm it against the record.
ICD-10-CM equivalents
- A50.41Late congenital syphilitic meningitisapproximate
Common questions about 090.42
What is the ICD-10 code for ICD-9 090.42?
- The GEMs map 090.42 to ICD-10-CM A50.41.
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.