Coding and coverage · ICD-10-CM

P91 › P91.8 › P91.82

P91.821 Neonatal cerebral infarction, right side of brain

BillableCMS-HCC V28: HCC 249Chapter 16
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Instructional notes

Chapter 16

Excludes2Not included here: the patient may have both; report both when both are present.
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • tetanus neonatorum (A33)
Includes
  • conditions that have their origin in the fetal or perinatal period (before birth through the first 28 days after birth) even if morbidity occurs later
Notes
  • Codes from this chapter are for use on newborn records only, never on maternal records

P91.82

Excludes1Not coded here: never report with this code, except when the two conditions are unrelated.
  • cerebral infarction (I63.-)
Excludes2Not included here: the patient may have both; report both when both are present.
  • intracranial hemorrhage of newborn (P52.-)
Inclusion terms
  • Neonatal stroke
  • Perinatal arterial ischemic stroke
  • Perinatal cerebral infarction

Chapter 16: Certain conditions originating in the perinatal period · P90-P96 Other disorders originating in the perinatal period (P90-P96)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.