I63Cerebral infarction
ICD-10-CM category (non-billable header) code — part of Cerebrovascular diseases (I60-I69)
Coding Notes
Includes
- occlusion and stenosis of cerebral and precerebral arteries, resulting in cerebral infarction
Excludes1 (never code both together)
- neonatal cerebral infarction (P91.82-)
Excludes2 (not part of this condition — may code both)
- 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-)
Subcategories (9)
- I63.0 Cerebral infarction due to thrombosis of precerb arteries
- I63.1 Cerebral infarction due to embolism of precerebral arteries
- I63.2 Cerebral infrc due to unsp occls or stenosis of precerb art
- I63.3 Cerebral infarction due to thrombosis of cerebral arteries
- I63.4 Cerebral infarction due to embolism of cerebral arteries
- I63.5 Cerebral infrc due to unsp occls or stenosis of cerebral art
- I63.6 Cerebral infrc due to cerebral venous thombos, nonpyogenic
- I63.8 Other cerebral infarction
- I63.9 Cerebral infarction, unspecified