ICD-10-CM > P00-P96 > P90-P96 > P91 P91 Other disturbances of cerebral status of newborn Non-Billable/Non-Specific Codes P91.0Neonatal cerebral ischemiaP91.1Acquired periventricular cysts of newbornP91.2Neonatal cerebral leukomalaciaP91.3Neonatal cerebral irritabilityP91.4Neonatal cerebral depressionP91.5Neonatal comaP91.6Hypoxic ischemic encephalopathy [HIE]P91.60Hypoxic ischemic encephalopathy [HIE], unspecifiedP91.61Mild hypoxic ischemic encephalopathy [HIE]P91.62Moderate hypoxic ischemic encephalopathy [HIE]P91.63Severe hypoxic ischemic encephalopathy [HIE]P91.8Other specified disturbances of cerebral status of newbornP91.81Neonatal encephalopathyP91.811Neonatal encephalopathy in diseases classified elsewhereP91.819Neonatal encephalopathy, unspecifiedP91.82Neonatal cerebral infarctionP91.821Neonatal cerebral infarction, right side of brainP91.822Neonatal cerebral infarction, left side of brainP91.823Neonatal cerebral infarction, bilateralP91.829Neonatal cerebral infarction, unspecified sideP91.88Other specified disturbances of cerebral status of newbornP91.9Disturbance of cerebral status of newborn, unspecified