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Home/Diagnosis/ICD-10 Coding for Sleepiness

ICD-10 Coding for Sleepiness

G47.11
R40.0

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

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

Essential facts and insights about ICD-10 Coding for Sleepiness

Use ICD-10 code G47.11 for idiopathic hypersomnia with long sleep time, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Idiopathic hypersomnia with long sleep time

Billable Code
G47.11
Billable

Diagnostic Criteria

  • • Confirmed idiopathic hypersomnia with long sleep time.

Applicable To

  • • Idiopathic hypersomnia with long sleep time

Important Notes

  • • Ensure documentation supports idiopathic hypersomnia diagnosis.

Somnolence

Billable Code
R40.0
Billable

Diagnostic Criteria

  • • Patient reports persistent daytime sleepiness ≥3 months
  • • Epworth Score: 16/24

Applicable To

  • • Excessive daytime sleepiness

Important Notes

  • • Ensure documentation includes quantitative measures like Epworth Score.
Ancillary Codes

Additional codes that may be used with this diagnosis

Z72.820

Sleep deprivation

Use as secondary if sleep deprivation impacts care.

Frequently Asked Questions

What is the ICD-10 code for sleepiness?

The ICD-10 code for excessive daytime sleepiness without a confirmed diagnosis is R40.0. For idiopathic hypersomnia, use G47.11.

How is idiopathic hypersomnia coded?

Idiopathic hypersomnia is coded as G47.11 when confirmed with diagnostic tests like MSLT and PSG.

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