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Home/Diagnosis/ICD-10 Coding for Excessive Daytime Sleepiness

ICD-10 Coding for Excessive Daytime Sleepiness

R40.0
G47.10
G47.33

Complete ICD-10-CM coding and documentation guide for icd-10 coding for excessive daytime sleepiness includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
EDS
Daytime Somnolence
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Key Information: ICD-10 Coding for Excessive Daytime Sleepiness

Essential facts and insights about ICD-10 Coding for Excessive Daytime Sleepiness

Use ICD-10 code R40.0 for somnolence, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Somnolence

Billable Code
R40.0
Billable

Diagnostic Criteria

  • • ESS >10 with no specific sleep disorder diagnosis

Applicable To

  • • Excessive daytime sleepiness

Important Notes

  • • R40.0 should not be used if a specific sleep disorder is diagnosed.

Hypersomnia, unspecified

Billable Code
G47.10
Billable

Diagnostic Criteria

  • • MSLT <8 min sleep latency
  • • >660 min total sleep time

Applicable To

  • • Idiopathic hypersomnia

Obstructive sleep apnea (adult) (pediatric)

Billable Code
G47.33
Billable

Diagnostic Criteria

  • • AHI ≥5
  • • ESS ≥10

Applicable To

  • • OSA-related EDS

Narcolepsy, unspecified

Billable Code
G47.419
Billable

Diagnostic Criteria

  • • MSLT ≤8 min
  • • ≥2 SOREMPs

Applicable To

  • • Narcolepsy with EDS
Frequently Asked Questions

What is the ICD-10 code for excessive daytime sleepiness?

The ICD-10 code for excessive daytime sleepiness without a confirmed diagnosis is R40.0. For specific disorders like hypersomnia or narcolepsy, use G47.10 or G47.419 respectively.

How is excessive daytime sleepiness documented?

Document excessive daytime sleepiness using the Epworth Sleepiness Scale (ESS) and include any relevant sleep study results to support the diagnosis.

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