R09.0

Non-Billable
ChapterR00–R99
Ranksubcategory
Official Description

Asphyxia and hypoxemia

Use a more specific code (2 billable)
Metadata & Insights
  • Non-billable category (requires more specific sub-code).
  • Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (R00-R99).

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • asphyxia due to carbon monoxide (T58.-)
  • asphyxia due to foreign body in respiratory tract (T17.-)
  • birth (intrauterine) asphyxia (P84)
  • hyperventilation (R06.4)
  • traumatic asphyxia (T71.-)
Excludes2(Not included here. Code separately if applicable.)
General instructions are available for the parent sections:

Clinical Hierarchy

BillableHas subcodes
CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R00-R09Symptoms and signs involving the circulatory and respiratory systems (R00-R09)
R09Other symptoms and signs involving the circulatory and respiratory system
R09.0Asphyxia and hypoxemiaNot billable
R09.01AsphyxiaBillable
R09.02HypoxemiaBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R09.0:

categoryR09
Other symptoms and signs involving the circulatory and respiratory system
View context instructions
chapterCH18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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