2026 ICD-10-CM Diagnosis Code G47Sleep disorders

ICD-10-CM Codes›G00–G99›G40-G47›G47

ICD-10-CM G47
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

G47 is a non-billable ICD-10-CM category code for sleep disorders, so it cannot be submitted on claims. Use a more specific code from this category instead, such as G47.00, G47.01, G47.09, and G47.10.

Code Identity

ICD-10-CM Code
G47
Billable Status
No — Non-Billable Category
Code Describes
Sleep disorders
Chapter
G40-G47
Episodic and paroxysmal disorders

Code Classification

ChapterG00–G99Diseases of the nervous system
SectionG40-G47Episodic and paroxysmal disorders
CategoryG47Sleep disorders
This CodeG47Sleep disorders

Specific Coding for Sleep disordersOverview

Non-specific codes like G47 require more characters. Use one of these billable codes instead:

  • G47.0 for Insomnia

  • Use G47.00 for Insomnia, unspecified

  • Use G47.01 for Insomnia due to medical condition

  • Use G47.09 for Other insomnia

  • G47.1 for Hypersomnia

  • Use G47.10 for Hypersomnia, unspecified

  • Use G47.11 for Idiopathic hypersomnia with long sleep time

  • Use G47.12 for Idiopathic hypersomnia without long sleep time

  • Use G47.13 for Recurrent hypersomnia

  • Use G47.14 for Hypersomnia due to medical condition

  • Use G47.19 for Other hypersomnia

  • G47.2 for Circadian rhythm sleep disorders

  • Use G47.20 for Circadian rhythm sleep disorder, unspecified type

  • Use G47.21 for Circadian rhythm sleep disorder, delayed sleep phase type

  • Use G47.22 for Circadian rhythm sleep disorder, advanced sleep phase type

  • Use G47.23 for Circadian rhythm sleep disorder, irregular sleep wake type

  • Use G47.24 for Circadian rhythm sleep disorder, free running type

  • Use G47.25 for Circadian rhythm sleep disorder, jet lag type

  • Use G47.26 for Circadian rhythm sleep disorder, shift work type

  • Use G47.27 for Circadian rhythm sleep disorder in conditions classified elsewhere

  • Use G47.29 for Other circadian rhythm sleep disorder

  • G47.3 for Sleep apnea

  • Use G47.30 for Sleep apnea, unspecified

  • Use G47.31 for Primary central sleep apnea

  • Use G47.32 for High altitude periodic breathing

  • Use G47.33 for Obstructive sleep apnea (adult) (pediatric)

  • Use G47.34 for Idiopathic sleep related nonobstructive alveolar hypoventilation

  • Use G47.35 for Congenital central alveolar hypoventilation syndrome

  • Use G47.36 for Sleep related hypoventilation in conditions classified elsewhere

  • Use G47.37 for Central sleep apnea in conditions classified elsewhere

  • Use G47.39 for Other sleep apnea

  • G47.4 for Narcolepsy and cataplexy

  • G47.41 for Narcolepsy

  • G47.42 for Narcolepsy in conditions classified elsewhere

  • G47.5 for Parasomnia

  • Use G47.50 for Parasomnia, unspecified

  • Use G47.51 for Confusional arousals

  • Use G47.52 for REM sleep behavior disorder

  • Use G47.53 for Recurrent isolated sleep paralysis

  • Use G47.54 for Parasomnia in conditions classified elsewhere

  • Use G47.59 for Other parasomnia

  • G47.6 for Sleep related movement disorders

  • Use G47.61 for Periodic limb movement disorder

  • Use G47.62 for Sleep related leg cramps

  • Use G47.63 for Sleep related bruxism

  • Use G47.69 for Other sleep related movement disorders

  • Use G47.8 for Other sleep disorders

  • Use G47.9 for Sleep disorder, unspecified

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 2 Excludes

Patient EducationClinical

Sleep Disorders

Sleep is a complex biological process. While you are sleeping, you are unconscious, but your brain and body functions are still active. They are doing a number of important jobs that help you stay healthy and function at your best. So when you don't get enough quality sleep, it does more than just make you feel tired.

The full article covers:

  • What is sleep?
  • What are sleep disorders?
  • What causes sleep disorders?
  • What are the symptoms of sleep disorders?
  • How are sleep disorders diagnosed?
  • What are the treatments for sleep disorders?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About G47Overview

Is G47 (Sleep disorders) a billable code?

No. This is a category header that groups the codes for sleep disorders, and headers cannot be submitted on claims. Claims for sleep disorders need a more specific code from this category, such as G47.00, G47.01, and G47.09.