I63.2
⚠ Non-billable (Header)Cerebral infarction due to unspecified occlusion or stenosis of precerebral arteries
Diseases of the circulatory system (I00-I99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
❌ Excludes1
inherited from I63Rules from parent category I63: Cerebral infarction
- • neonatal cerebral infarction (P91.82-)
⚠️ Excludes2
inherited from I63Rules from parent category I63: Cerebral infarction
- • chronic, without residual deficits (sequelae) (Z86.73)
- • sequelae of cerebral infarction (I69.3-)
Child Codes (5)
I63.20Cerebral infarction due to unspecified occlusion or stenosis of unspecified precerebral arteriesI63.21Cerebral infarction due to unspecified occlusion or stenosis of vertebral arteriesI63.22Cerebral infarction due to unspecified occlusion or stenosis of basilar arteryI63.23Cerebral infarction due to unspecified occlusion or stenosis of carotid arteriesI63.29Cerebral infarction due to unspecified occlusion or stenosis of other precerebral arteries
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CodeI63.2
BillableNo — Header code
ParentI63
CategoryDiseases of the circulatory system (I00-I99)
Excludes11 rule(s)
Excludes22 note(s)
Child codes5
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)