P91.0 Neonatal cerebral ischemia

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

Excludes1 (never code together)

• Neonatal cerebral infarction (P91.82-)

Risk adjustment (HCC)

• CMS-HCC V28: HCC 202 — Coma, Brain Compression/Anoxic Damage

MS-DRG index

Defines the logic of DRG(s) 791 in MDC 15.

Approximate ICD-9-CM (GEMs)

• 779.2 Cerebral depression, coma, and other abnormal cerebral signs in fetus or newborn (approximate)

Code annotations containing back-references to P91.0

Back-references to P91.0

• Type 1 Excludes: G45 Transient cerebral ischemic attacks and related syndromes ("neonatal cerebral ischemia (P91.0)")

Diagnosis Index entries for P91.0

• Ischemia, ischemic › cerebral (chronic) (generalized) › newborn
• Newborn (infant) (liveborn) (singleton) › affected by › cerebral ischemia

Nearby codes

• P91 Other disturbances of cerebral status of newborn
• P91.0 Neonatal cerebral ischemia (this code)
• P91.1 Acquired periventricular cysts of newborn
• P91.2 Neonatal cerebral leukomalacia
• P91.3 Neonatal cerebral irritability
• P91.4 Neonatal cerebral depression
• P91.5 Neonatal coma