G47.42 Narcolepsy in conditions classified elsewhere

Coding Notes

Active
Non-billable / Non-specific, not valid for HIPAA-covered transactions

Code First

underlying condition

Child Codes


Sibling Codes


Parent Sibling Codes


View in Tabular

Code Title
G00-G99 Diseases of the nervous system (G00-G99)
G40-G47 Episodic and paroxysmal disorders (G40-G47)
G47 Sleep disorders
G47.4 Narcolepsy and cataplexy
G47.42 Narcolepsy in conditions classified elsewhere
Code First
underlying condition

G47.421 Narcolepsy in conditions classified elsewhere with cataplexy
G47.429 Narcolepsy in conditions classified elsewhere without cataplexy