2026 ICD-10-CM Diagnosis Code G47.34Idiopathic sleep related nonobstructive alveolar hypoventilation
ICD-10-CM Codes›G00–G99›G40-G47›G47
- Billable — Valid for Submission
- Chronic Condition
G47.34 is a billable ICD-10-CM diagnosis code for idiopathic sleep related nonobstructive alveolar hypoventilation. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 154 through 156. Coders also document this condition as alveolar sleep apnea. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Sleep wake disorders.
Code Identity
Code Classification
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Alveolar sleep apnea
- Central alveolar hypoventilation syndrome
- Idiopathic sleep related non-obstructive alveolar hypoventilation
- Perry syndrome
- Sleep hypoventilation
- Sleep related hypoventilation or hypoxemia
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Inclusion Terms
- Sleep related hypoxia
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
External Cause of Injuries IndexGuidance
References for this code in the External Cause of Injuries Index.
- Hypoventilation
- sleep related
- idiopathic nonobstructive alveolar
- Hypoxia
- sleep-related
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Sleep Apnea
Sleep apnea is a common disorder that causes your breathing to stop or get very shallow. Breathing pauses can last from a few seconds to minutes. They may occur 30 times or more an hour.
Read the full article at MedlinePlus
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Convert G47.34 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About G47.34Overview
Is G47.34 (Sleep apnea) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report idiopathic sleep related nonobstructive alveolar hypoventilation on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
What MS-DRG does G47.34 group to?
When idiopathic sleep related nonobstructive alveolar hypoventilation is the principal diagnosis on an inpatient stay, it groups to MS-DRG 154, 155, 156, with relative weights from 0.6911 to 1.5635 depending on complications. Higher weights mean higher Medicare reimbursement.
What is the ICD-9 equivalent of G47.34?
Under the General Equivalence Mappings, idiopathic sleep related nonobstructive alveolar hypoventilation converts to ICD-9-CM 327.24 (idiopath sleep hypovent). The mapping is a direct match.
Footnotes
[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:
- The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
- The condition places limitations on self-care, independent living, and social interactions.
