{"code":"I63.5","type":"code","title":"Cerebral infarction due to unspecified occlusion or stenosis of cerebral arteries","codeAlso":[],"includes":["occlusion and stenosis of cerebral and precerebral arteries, resulting in cerebral infarction"],"modern_v":"official26","codeFirst":[],"excludes1":["neonatal cerebral infarction (P91.82-)","traumatic intracranial hemorrhage (S06.-)"],"excludes2":["chronic, without residual deficits (sequelae) (Z86.73)","sequelae of cerebral infarction (I69.3-)"],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true},"sibling_codes":["I63.50","I63.51","I63.511","I63.512","I63.513","I63.519","I63.52","I63.521","I63.522","I63.523","I63.529","I63.53","I63.531","I63.532","I63.533","I63.539","I63.54","I63.541","I63.542","I63.543","I63.549","I63.59"],"inclusionTerms":[],"sibling_titles":{"code":"I63.59","title":"Cerebral infarction due to unspecified occlusion or stenosis of other cerebral artery","isBillable":true},"useAdditionalCode":["code, if applicable, to identify status post administration of tPA (rtPA) in a different facility within the last 24 hours prior to admission to current facility (Z92.82)","code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-)","code to identify presence of:","alcohol abuse and dependence (F10.-)","exposure to environmental tobacco smoke (Z77.22)","history of tobacco dependence (Z87.891)","hypertension (I10-I1A)","occupational exposure to environmental tobacco smoke (Z57.31)","tobacco dependence (F17.-)","tobacco use (Z72.0)"],"clinicalDefinition":"Cerebral infarction due to unspecified occlusion or stenosis of cerebral arteries is a non-billable ICD-10-CM category code (I63.5). A more specific billable subcode must be selected for claims submission. Includes: occlusion and stenosis of cerebral and precerebral arteries, resulting in cerebral infarction. Excludes1 (not coded here): neonatal cerebral infarction (P91.82-); traumatic intracranial hemorrhage (S06.-).","officialDefinition":"Cerebral infarction due to unspecified occlusion or stenosis of cerebral arteries is a non-billable ICD-10-CM category code (I63.5). A more specific billable subcode must be selected for claims submission. Includes: occlusion and stenosis of cerebral and precerebral arteries, resulting in cerebral infarction. Excludes1 (not coded here): neonatal cerebral infarction (P91.82-); traumatic intracranial hemorrhage (S06.-). Excludes2 (not included here): chronic, without residual deficits (sequelae) (Z86.73); sequelae of cerebral infarction (I69.3-). Use additional code: code, if applicable, to identify status post administration of tPA (rtPA) in a different facility within the last 24 hours prior to admission to current facility (Z92.82); code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-); code to identify presence of:; alcohol abuse and dependence (F10.-); exposure to environmental tobacco smoke (Z77.22); history of tobacco dependence (Z87.891); hypertension (I10-I1A); occupational exposure to environmental tobacco smoke (Z57.31); tobacco dependence (F17.-); tobacco use (Z72.0).","seventhCharacterInstructions":[],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}