G47.1 - Hypersomnia
- Applicable to Hypersomnia
- The 2025 edition of ICD10-CM G47.1 became effective on October 1, 2024.
- This is the American ICD10-CM version of G47.1 - other international versions of ICD10 G47.1 may differ.
- G47.1 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- G47.1 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.
- G47.1 - Hypersomnia
- G47.1 - Hypersomnia
- G47.10 - Hypersomnia, unspecified
- G47.11 - Idiopathic hypersomnia with long sleep time
- G47.12 - Idiopathic hypersomnia without long sleep time
- G47.13 - Recurrent hypersomnia
- G47.14 - Hypersomnia due to medical condition
- G47.19 - Other hypersomnia
Type 2 Excludes
- alcohol-related hypersomnia (F10.182, F10.282, F10.982)
- drug-related hypersomnia (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)
- hypersomnia due to a mental disorder (F51.13)
- hypersomnia not due to a substance or known physiological condition (F51.1-)
- primary hypersomnia (F51.11)
- sleep apnea (G47.3-)
Non-Billable/Non-Specific Code
The following codes above G47.1 contain annotation back-references that may be applicable to G47.1:
- Chapter: G00-G99 - Diseases of the nervous system
- Section: G40-G47 - Episodic and paroxysmal disorders
- Category: G47 - Sleep disorders
Browse other similar CM codes:
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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