Narcolepsy in conditions classified elsewhere

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 2 more specific codes instead:

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

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2012 Added to the draft code set draft Narcolepsy in conditions classified elsewhere

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from G47 Sleep disorders

Excludes2 - not included here

nightmares (F51.5)
nonorganic sleep disorders (F51.-)
sleep terrors (F51.4)
sleepwalking (F51.3)

Codes in the same group

Code	Description	Status
G47.41	Narcolepsy	Not billable