ICD-10 Code for Hypoxia

The ICD-10-CM code for hypoxia is R09.02 — Hypoxemia. This is the code the Alphabetic Index gives for hypoxia with no further qualifier, valid for FY2027 (October 1, 2026 – September 30, 2027).

Billable

Which hypoxia code should you use?

The Alphabetic Index lists 5 codes under Hypoxia. Which one applies depends on the qualifier documented in the record — the type, site, cause, or associated condition. Find the qualifier below, then verify the code in the Tabular List before using it.

By type

cerebral, during a procedure NECG97.81Other intraoperative complications of nervous system
intrauterineP84Other problems with newborn
newbornP84Other problems with newborn
sleep-relatedG47.34Idiopathic sleep related nonobstructive alveolar hypoventilation

Hypoxia cerebral, during a procedure NEC

postprocedural NECG97.82Other postprocedural complications and disorders of nervous system

Index terms and codes are reproduced from the official ICD-10-CM FY2027 release. The Alphabetic Index is a finding aid — a code must always be verified in the Tabular List before it is reported. Data sources