G47
Non-Billable

Sleep disorders

Non-Billable / Non-Specific Code

What is Sleep disorders?

ICD-10-CM G47 is the diagnosis code for Sleep disorders. This code falls under the section "Episodic and paroxysmal disorders" within Chapter 6 — Diseases of the nervous system (G00-G99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

â„šī¸ Excludes2

Coding Guidelines for G47

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in G47. If the patient has both, code each condition separately:

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

ICD-10-CM Code Hierarchy

Understanding where G47 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 9 entries
G47.0InsomniaNon-BillableG47.00Insomnia, unspecifiedBillableG47.01Insomnia due to medical conditionBillableG47.09Other insomniaBillableG47.1HypersomniaNon-BillableG47.10Hypersomnia, unspecifiedBillableG47.11Idiopathic hypersomnia with long sleep timeBillableG47.12Idiopathic hypersomnia without long sleep timeBillableG47.13Recurrent hypersomniaBillableG47.14Hypersomnia due to medical conditionBillableG47.19Other hypersomniaBillableG47.2Circadian rhythm sleep disordersNon-BillableG47.20Circadian rhythm sleep disorder, unspecified typeBillableG47.21Circadian rhythm sleep disorder, delayed sleep phase typeBillableG47.22Circadian rhythm sleep disorder, advanced sleep phase typeBillableG47.23Circadian rhythm sleep disorder, irregular sleep wake typeBillableG47.24Circadian rhythm sleep disorder, free running typeBillableG47.25Circadian rhythm sleep disorder, jet lag typeBillableG47.26Circadian rhythm sleep disorder, shift work typeBillableG47.27Circadian rhythm sleep disorder in conditions classified elsewhereBillableG47.29Other circadian rhythm sleep disorderBillableG47.3Sleep apneaNon-BillableG47.30Sleep apnea, unspecifiedBillableG47.31Primary central sleep apneaBillableG47.32High altitude periodic breathingBillableG47.33Obstructive sleep apnea (adult) (pediatric)BillableG47.34Idiopathic sleep related nonobstructive alveolar hypoventilationBillableG47.35Congenital central alveolar hypoventilation syndromeBillableG47.36Sleep related hypoventilation in conditions classified elsewhereBillableG47.37Central sleep apnea in conditions classified elsewhereBillableG47.39Other sleep apneaBillableG47.4Narcolepsy and cataplexyNon-BillableG47.41NarcolepsyNon-BillableG47.411Narcolepsy with cataplexyBillableG47.419Narcolepsy without cataplexyBillableG47.42Narcolepsy in conditions classified elsewhereNon-BillableG47.421Narcolepsy in conditions classified elsewhere with cataplexyBillableG47.429Narcolepsy in conditions classified elsewhere without cataplexyBillableG47.5ParasomniaNon-BillableG47.50Parasomnia, unspecifiedBillableG47.51Confusional arousalsBillableG47.52REM sleep behavior disorderBillableG47.53Recurrent isolated sleep paralysisBillableG47.54Parasomnia in conditions classified elsewhereBillableG47.59Other parasomniaBillableG47.6Sleep related movement disordersNon-BillableG47.61Periodic limb movement disorderBillableG47.62Sleep related leg crampsBillableG47.63Sleep related bruxismBillableG47.69Other sleep related movement disordersBillableG47.8Other sleep disordersBillableG47.9Sleep disorder, unspecifiedBillable
Related Codes

Frequently Asked Questions

Is G47 a billable ICD-10-CM code?

No, G47 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does G47 mean?

G47 is the ICD-10-CM diagnosis code for "Sleep disorders". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is G47 in?

G47 is located in Section G40-G47 — "Episodic and paroxysmal disorders" within Chapter 6 of the ICD-10-CM Tabular List.

What are the sub-codes of G47?

G47 has 9 sub-code(s) that provide more specific detail: G47.0, G47.1, G47.2, G47.3, G47.4 and more.

When should I use G47?

Use G47 when the patients documented diagnosis matches "Sleep disorders" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Sleep disorders?

The ICD-10-CM code for Sleep disorders is G47.

Can G47 be used for primary diagnosis?

No, G47 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is G47 in?

G47 is in Chapter 6 of the ICD-10-CM Tabular List.

Is G47 valid for 2026?

Yes, G47 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousG46.8Other vascular syndromes of brain in cerebrovascular diseasesNext →G47.0Insomnia
Code Details
G47
Sleep disorders
Non-Billable / Non-Specific Code
6 — Diseases of the nervous system (G00-G99)
G40-G47 — Episodic and paroxysmal disorders
2026 ICD-10-CM