Coding and coverage · ICD-10-CM
Instructional notes
Chapter 5
Excludes2Not included here: the patient may have both; report both when both are present.
Includes
- disorders of psychological development
F51
Excludes2Not included here: the patient may have both; report both when both are present.
- organic sleep disorders (G47.-)
F51.0
Excludes2Not included here: the patient may have both; report both when both are present.
- alcohol related insomnia (F10.182, F10.282, F10.982)
- drug-related insomnia (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)
- insomnia NOS (G47.0-)
- insomnia due to known physiological condition (G47.0-)
- organic insomnia (G47.0-)
- sleep deprivation (Z72.820)
This code
Inclusion terms
- Idiopathic insomnia
Chapter 5: Mental, Behavioral and Neurodevelopmental disorders · F50-F59 Behavioral syndromes associated with physiological disturbances and physical factors (F50-F59)
Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.
Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.