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G47.4 - Narcolepsy and cataplexy


The ICD 10 Code for Narcolepsy and cataplexy is listed as G47.4.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: G47.4
Description: Narcolepsy and cataplexy
Chapter Diseases of the nervous system (G00-G99)
Block Episodic and paroxysmal disorders (G40-G47)
Parent G47 - Sleep disorders
ICD-10-CM Children (deeper level / typically more specific) of G47.4:
G47.41 - Narcolepsy
G47.42 - Narcolepsy in conditions classified elsewhere
ICD-10-CM Siblings (same level / similar specificity) of G47.4:
G47.0 - Insomnia
G47.1 - Hypersomnia
G47.2 - Circadian rhythm sleep disorders
G47.3 - Sleep apnea
G47.5 - Parasomnia
G47.6 - Sleep related movement disorders
G47.8 - Other sleep disorders
G47.9 - Sleep disorder, unspecified