G47.31
Billable codePrimary central sleep apnea
The ICD-10 code for primary central sleep apnea is G47.31.
Clinical notes
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Idiopathic central sleep apnea
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- G47.30Sleep apnea, unspecified
- G47.32High altitude periodic breathing
- G47.33Obstructive sleep apnea (adult) (pediatric)
- G47.34Idiopathic sleep related nonobstructive alveolar hypoventilation
- G47.35Congenital central alveolar hypoventilation syndrome
- G47.36Sleep related hypoventilation in conditions classified elsewhere
- G47.37Central sleep apnea in conditions classified elsewhere
- G47.39Other sleep apnea
- G47.31Primary central sleep apnea
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 32721
Associated MS-DRGs
G47.31 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 011Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy with MCC
- DRG 012Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy with CC
- DRG 013Tracheostomy for Face, Mouth and Neck Diagnoses or Laryngectomy without CC/MCC
- DRG 091Other Disorders of Nervous System with MCC
- DRG 092Other Disorders of Nervous System with CC
- DRG 093Other Disorders of Nervous System without CC/MCC