Convert ICD-10 Code G47.421 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
G47.421 Narcolepsy in conditions classified elsewhere with cataplexy		347.11 Narcolepsy w cat oth dis

ICD-10 to ICD-9 crosswalk for code G47.421 - narcolepsy in conditions classified elsewhere with cataplexy based on the most recent General Equivalence Mappings (GEMS) information.