R09.01 Asphyxia

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applies from R09 Other symptoms and signs involving the circulatory and respiratory system

Excludes1 (never code together)

• acute respiratory distress syndrome (J80)
• respiratory arrest of newborn (P28.81)
• respiratory distress syndrome of newborn (P22.0)
• respiratory failure (J96.-)
• respiratory failure of newborn (P28.5)

Applies from R09.0 Asphyxia and hypoxemia

Excludes1 (never code together)

• 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)

• hypercapnia (R06.89)

MS-DRG index

Defines the logic of DRG(s) 205-206 in MDC 04.

Approximate ICD-9-CM (GEMs)

• 799.01 Asphyxia

Code annotations containing back-references to R09.01

Back-references to R09.01

• Type 1 Excludes: T71 Asphyxiation ("asphyxia NOS (R09.01)")

Diagnosis Index entries for R09.01

• Asphyxia, asphyxiation (by)
• Asphyxia, asphyxiation (by) › pathological
• Pathologic, pathological › asphyxia

Nearby codes

• R09 Other symptoms and signs involving the circulatory and respiratory system
• R09.0 Asphyxia and hypoxemia
• R09.01 Asphyxia (this code)
• R09.02 Hypoxemia
• R09.1 Pleurisy
• R09.2 Respiratory arrest
• R09.3 Abnormal sputum
• R09.8 Other specified symptoms and signs involving the circulatory and respiratory systems