Convert ICD-10 Code H46.9 to ICD-9

Source ICD-10 Code Target ICD-9 Code
H46.9
Unspecified optic neuritis
377.30
Optic neuritis NOS

ICD-10 to ICD-9 crosswalk for code H46.9 - unspecified optic neuritis based on the most recent General Equivalence Mappings (GEMS) information.