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ICD-10 Coding for Hypersomnia(G47.11, G47.1, G47.10)

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Explore detailed ICD-10 coding guidelines for hypersomnia, including idiopathic hypersomnia with and without long sleep time. Learn about documentation requirements and common coding pitfalls.

Also known as:
Excessive Daytime SleepinessIdiopathic Hypersomnia
Related ICD-10 Code Ranges

Complete code families applicable to Hypersomnia

G00-G99Primary Range

Diseases of the nervous system

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
G47.11Idiopathic hypersomnia with long sleep time
G47.12Idiopathic hypersomnia without long sleep time
G47.14Hypersomnia due to medical condition
Primary ICD-10-CM Codes
Idiopathic hypersomnia with long sleep time
G47.11Billable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Idiopathic hypersomnia without long sleep timeG47.12
Idiopathic hypersomnia with long sleep timeG47.11

Documentation & Coding Risks

Avoid these common issues when documenting Hypersomnia.

Failure to document exclusion of other sleep disorders.

Impact

Clinical: May lead to misdiagnosis., Regulatory: Non-compliance with coding guidelines., Financial: Potential for denied claims.

Mitigation

Ensure polysomnography results are included., Document negative findings for other disorders.

Using G47.10 when more specific codes apply.

Impact

Reimbursement: May lead to denials if unspecified codes are used., Compliance: Non-compliance with coding specificity requirements., Data Quality: Reduces accuracy of clinical data.

Mitigation

Specify 'idiopathic' or 'due to...' per testing.

Documentation of Sleep Studies

Impact

Lack of detailed sleep study results can trigger audits.

Mitigation

Ensure all sleep study results are documented and linked to the diagnosis.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with G47.11.