G47.50 Parasomnia, unspecified
ICD-10-CM · CMS code reference
Official ICD-10-CM description: Parasomnia, unspecified
Coding notes
From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.
Also covers
- Parasomnia NOS
Excludes1
Not coded together with this code. The exception is when the two conditions are unrelated to each other.
- alcohol induced parasomnia (F10.182, F10.282, F10.982)
- drug induced parasomnia (F11.182, F11.282, F11.982, F13.182, F13.282, F13.982, F14.182, F14.282, F14.982, F15.182, F15.282, F15.982, F19.182, F19.282, F19.982)
- parasomnia not due to a substance or known physiological condition (F51.8)
Excludes2
Not part of this code, but both can be coded when both are documented.
Related codes
G47.419Narcolepsy without cataplexy ICD-10-CMG47.421Narcolepsy in conditions classified elsewhere with cataplexy ICD-10-CMG47.429Narcolepsy in conditions classified elsewhere without cataplexy ICD-10-CMG47.51Confusional arousals ICD-10-CMG47.52REM sleep behavior disorder ICD-10-CMG47.53Recurrent isolated sleep paralysis ICD-10-CMG47.54Parasomnia in conditions classified elsewhere ICD-10-CMG47.59Other parasomnia ICD-10-CM
Common questions
Is G47.50 a billable code?
Yes. G47.50 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.