G47.33
Obstructive sleep apnea (adult) (pediatric)
Diseases of the nervous system Billable
Quick Reference
Sleep-disordered breathing with upper airway obstruction confirmed by sleep study
Clinical Information
When to Use This Code
Sleep-disordered breathing with upper airway obstruction confirmed by sleep study
Common Clinical Scenarios
- CPAP or BiPAP prescription
- Positive polysomnography (AHI ≥5 with symptoms or AHI ≥15)
- Daytime sleepiness with witnessed apneas
- Oral appliance therapy
Documentation Requirements
- Document sleep study results (AHI, RDI, oxygen desaturation)
- Record Epworth Sleepiness Scale score
- Note CPAP compliance if applicable
- Document comorbidities: obesity, hypertension, atrial fibrillation
Coding Guidelines
Inclusion Terms
These terms are included in this code:
Obstructive sleep apneaOSASleep apnea syndrome
Exclusion Terms
Do NOT use this code for:
- Central sleep apnea (G47.31)
- Sleep-related hypoventilation (G47.3-)
- Primary snoring (R06.83)
Coding Notes
Requires sleep study confirmation for diagnosis
AHI (Apnea-Hypopnea Index) ≥5 with symptoms or ≥15
Code obesity (E66.-) and other comorbidities separately
Related ICD-10 Codes
Consider these related codes based on patient presentation:
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Code
G47.33
Category
Diseases of the nervous system
Billable Status
Billable
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