I63 | 
		  | 
		Cerebral infarction   | 
	
	
		 |  | 
		
	
		| Includes | 
		occlusion and stenosis of cerebral and precerebral arteries, resulting in cerebral infarction
  | 
	 
	
		| 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)
  | 
	 
	
		| UseAdditionalCode | 
		code, if known, to indicate National Institutes of Health Stroke Scale (NIHSS) score (R29.7-)
  | 
	 
	
		| Excludes1 | 
		neonatal cerebral infarction (P91.82-)
  | 
	 
	
		| Excludes2 | 
		chronic, without residual deficits (sequelae) (Z86.73) sequelae of cerebral infarction (I69.3-)
  | 
	 
 
 | 
	
 |  | 
	
		 I63.0 | 
		 | 
		Cerebral infarction due to thrombosis of precerebral arteries | 
	 
 |  | 
	
		 I63.00 | 
		 | 
		Cerebral infarction due to thrombosis of unspecified precerebral artery | 
	 
  |   |  | 
	
		 I63.01 | 
		 | 
		Cerebral infarction due to thrombosis of vertebral artery | 
	 
 |  | 
	
		 I63.011 | 
		 | 
		Cerebral infarction due to thrombosis of right vertebral artery | 
	 
  |   |  | 
	
		 I63.012 | 
		 | 
		Cerebral infarction due to thrombosis of left vertebral artery | 
	 
  |   |  | 
	
		 I63.013 | 
		 | 
		Cerebral infarction due to thrombosis of bilateral vertebral arteries | 
	 
  |   |  | 
	
		 I63.019 | 
		 | 
		Cerebral infarction due to thrombosis of unspecified vertebral artery | 
	 
  |    |   |  | 
	
		 I63.02 | 
		 | 
		Cerebral infarction due to thrombosis of basilar artery | 
	 
  |   |  | 
	
		 I63.03 | 
		 | 
		Cerebral infarction due to thrombosis of carotid artery | 
	 
 |  | 
	
		 I63.031 | 
		 | 
		Cerebral infarction due to thrombosis of right carotid artery | 
	 
  |   |  | 
	
		 I63.032 | 
		 | 
		Cerebral infarction due to thrombosis of left carotid artery | 
	 
  |   |  | 
	
		 I63.033 | 
		 | 
		Cerebral infarction due to thrombosis of bilateral carotid arteries | 
	 
  |   |  | 
	
		 I63.039 | 
		 | 
		Cerebral infarction due to thrombosis of unspecified carotid artery | 
	 
  |    |   |  | 
	
		 I63.09 | 
		 | 
		Cerebral infarction due to thrombosis of other precerebral artery | 
	 
  |    | 
 |  | 
	
		 I63.1 | 
		 | 
		Cerebral infarction due to embolism of precerebral arteries | 
	 
 |  | 
	
		 I63.10 | 
		 | 
		Cerebral infarction due to embolism of unspecified precerebral artery | 
	 
  |   |  | 
	
		 I63.11 | 
		 | 
		Cerebral infarction due to embolism of vertebral artery | 
	 
 |  | 
	
		 I63.111 | 
		 | 
		Cerebral infarction due to embolism of right vertebral artery | 
	 
  |   |  | 
	
		 I63.112 | 
		 | 
		Cerebral infarction due to embolism of left vertebral artery | 
	 
  |   |  | 
	
		 I63.113 | 
		 | 
		Cerebral infarction due to embolism of bilateral vertebral arteries | 
	 
  |   |  | 
	
		 I63.119 | 
		 | 
		Cerebral infarction due to embolism of unspecified vertebral artery | 
	 
  |    |   |  | 
	
		 I63.12 | 
		 | 
		Cerebral infarction due to embolism of basilar artery | 
	 
  |   |  | 
	
		 I63.13 | 
		 | 
		Cerebral infarction due to embolism of carotid artery | 
	 
 |  | 
	
		 I63.131 | 
		 | 
		Cerebral infarction due to embolism of right carotid artery | 
	 
  |   |  | 
	
		 I63.132 | 
		 | 
		Cerebral infarction due to embolism of left carotid artery | 
	 
  |   |  | 
	
		 I63.133 | 
		 | 
		Cerebral infarction due to embolism of bilateral carotid arteries | 
	 
  |   |  | 
	
		 I63.139 | 
		 | 
		Cerebral infarction due to embolism of unspecified carotid artery | 
	 
  |    |   |  | 
	
		 I63.19 | 
		 | 
		Cerebral infarction due to embolism of other precerebral artery | 
	 
  |    | 
 |  | 
	
		 I63.2 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of precerebral arteries | 
	 
 |  | 
	
		 I63.20 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of unspecified precerebral arteries | 
	 
  |   |  | 
	
		 I63.21 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of vertebral arteries | 
	 
 |  | 
	
		 I63.211 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of right vertebral artery | 
	 
  |   |  | 
	
		 I63.212 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of left vertebral artery | 
	 
  |   |  | 
	
		 I63.213 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of bilateral vertebral arteries | 
	 
  |   |  | 
	
		 I63.219 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of unspecified vertebral artery | 
	 
  |    |   |  | 
	
		 I63.22 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of basilar artery | 
	 
  |   |  | 
	
		 I63.23 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of carotid arteries | 
	 
 |  | 
	
		 I63.231 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of right carotid arteries | 
	 
  |   |  | 
	
		 I63.232 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of left carotid arteries | 
	 
  |   |  | 
	
		 I63.233 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of bilateral carotid arteries | 
	 
  |   |  | 
	
		 I63.239 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of unspecified carotid artery | 
	 
  |    |   |  | 
	
		 I63.29 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of other precerebral arteries | 
	 
  |    | 
 |  | 
	
		 I63.3 | 
		 | 
		Cerebral infarction due to thrombosis of cerebral arteries | 
	 
 |  | 
	
		 I63.30 | 
		 | 
		Cerebral infarction due to thrombosis of unspecified cerebral artery | 
	 
  |   |  | 
	
		 I63.31 | 
		 | 
		Cerebral infarction due to thrombosis of middle cerebral artery | 
	 
 |  | 
	
		 I63.311 | 
		 | 
		Cerebral infarction due to thrombosis of right middle cerebral artery | 
	 
  |   |  | 
	
		 I63.312 | 
		 | 
		Cerebral infarction due to thrombosis of left middle cerebral artery | 
	 
  |   |  | 
	
		 I63.313 | 
		 | 
		Cerebral infarction due to thrombosis of bilateral middle cerebral arteries | 
	 
  |   |  | 
	
		 I63.319 | 
		 | 
		Cerebral infarction due to thrombosis of unspecified middle cerebral artery | 
	 
  |    |   |  | 
	
		 I63.32 | 
		 | 
		Cerebral infarction due to thrombosis of anterior cerebral artery | 
	 
 |  | 
	
		 I63.321 | 
		 | 
		Cerebral infarction due to thrombosis of right anterior cerebral artery | 
	 
  |   |  | 
	
		 I63.322 | 
		 | 
		Cerebral infarction due to thrombosis of left anterior cerebral artery | 
	 
  |   |  | 
	
		 I63.323 | 
		 | 
		Cerebral infarction due to thrombosis of bilateral anterior cerebral arteries | 
	 
  |   |  | 
	
		 I63.329 | 
		 | 
		Cerebral infarction due to thrombosis of unspecified anterior cerebral artery | 
	 
  |    |   |  | 
	
		 I63.33 | 
		 | 
		Cerebral infarction due to thrombosis of posterior cerebral artery | 
	 
 |  | 
	
		 I63.331 | 
		 | 
		Cerebral infarction due to thrombosis of right posterior cerebral artery | 
	 
  |   |  | 
	
		 I63.332 | 
		 | 
		Cerebral infarction due to thrombosis of left posterior cerebral artery | 
	 
  |   |  | 
	
		 I63.333 | 
		 | 
		Cerebral infarction due to thrombosis of bilateral posterior cerebral arteries | 
	 
  |   |  | 
	
		 I63.339 | 
		 | 
		Cerebral infarction due to thrombosis of unspecified posterior cerebral artery | 
	 
  |    |   |  | 
	
		 I63.34 | 
		 | 
		Cerebral infarction due to thrombosis of cerebellar artery | 
	 
 |  | 
	
		 I63.341 | 
		 | 
		Cerebral infarction due to thrombosis of right cerebellar artery | 
	 
  |   |  | 
	
		 I63.342 | 
		 | 
		Cerebral infarction due to thrombosis of left cerebellar artery | 
	 
  |   |  | 
	
		 I63.343 | 
		 | 
		Cerebral infarction due to thrombosis of bilateral cerebellar arteries | 
	 
  |   |  | 
	
		 I63.349 | 
		 | 
		Cerebral infarction due to thrombosis of unspecified cerebellar artery | 
	 
  |    |   |  | 
	
		 I63.39 | 
		 | 
		Cerebral infarction due to thrombosis of other cerebral artery | 
	 
  |    | 
 |  | 
	
		 I63.4 | 
		 | 
		Cerebral infarction due to embolism of cerebral arteries | 
	 
 |  | 
	
		 I63.40 | 
		 | 
		Cerebral infarction due to embolism of unspecified cerebral artery | 
	 
  |   |  | 
	
		 I63.41 | 
		 | 
		Cerebral infarction due to embolism of middle cerebral artery | 
	 
 |  | 
	
		 I63.411 | 
		 | 
		Cerebral infarction due to embolism of right middle cerebral artery | 
	 
  |   |  | 
	
		 I63.412 | 
		 | 
		Cerebral infarction due to embolism of left middle cerebral artery | 
	 
  |   |  | 
	
		 I63.413 | 
		 | 
		Cerebral infarction due to embolism of bilateral middle cerebral arteries | 
	 
  |   |  | 
	
		 I63.419 | 
		 | 
		Cerebral infarction due to embolism of unspecified middle cerebral artery | 
	 
  |    |   |  | 
	
		 I63.42 | 
		 | 
		Cerebral infarction due to embolism of anterior cerebral artery | 
	 
 |  | 
	
		 I63.421 | 
		 | 
		Cerebral infarction due to embolism of right anterior cerebral artery | 
	 
  |   |  | 
	
		 I63.422 | 
		 | 
		Cerebral infarction due to embolism of left anterior cerebral artery | 
	 
  |   |  | 
	
		 I63.423 | 
		 | 
		Cerebral infarction due to embolism of bilateral anterior cerebral arteries | 
	 
  |   |  | 
	
		 I63.429 | 
		 | 
		Cerebral infarction due to embolism of unspecified anterior cerebral artery | 
	 
  |    |   |  | 
	
		 I63.43 | 
		 | 
		Cerebral infarction due to embolism of posterior cerebral artery | 
	 
 |  | 
	
		 I63.431 | 
		 | 
		Cerebral infarction due to embolism of right posterior cerebral artery | 
	 
  |   |  | 
	
		 I63.432 | 
		 | 
		Cerebral infarction due to embolism of left posterior cerebral artery | 
	 
  |   |  | 
	
		 I63.433 | 
		 | 
		Cerebral infarction due to embolism of bilateral posterior cerebral arteries | 
	 
  |   |  | 
	
		 I63.439 | 
		 | 
		Cerebral infarction due to embolism of unspecified posterior cerebral artery | 
	 
  |    |   |  | 
	
		 I63.44 | 
		 | 
		Cerebral infarction due to embolism of cerebellar artery | 
	 
 |  | 
	
		 I63.441 | 
		 | 
		Cerebral infarction due to embolism of right cerebellar artery | 
	 
  |   |  | 
	
		 I63.442 | 
		 | 
		Cerebral infarction due to embolism of left cerebellar artery | 
	 
  |   |  | 
	
		 I63.443 | 
		 | 
		Cerebral infarction due to embolism of bilateral cerebellar arteries | 
	 
  |   |  | 
	
		 I63.449 | 
		 | 
		Cerebral infarction due to embolism of unspecified cerebellar artery | 
	 
  |    |   |  | 
	
		 I63.49 | 
		 | 
		Cerebral infarction due to embolism of other cerebral artery | 
	 
  |    | 
 |  | 
	
		 I63.5 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of cerebral arteries | 
	 
 |  | 
	
		 I63.50 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of unspecified cerebral artery | 
	 
  |   |  | 
	
		 I63.51 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of middle cerebral artery | 
	 
 |  | 
	
		 I63.511 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of right middle cerebral artery | 
	 
  |   |  | 
	
		 I63.512 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of left middle cerebral artery | 
	 
  |   |  | 
	
		 I63.513 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of bilateral middle cerebral arteries | 
	 
  |   |  | 
	
		 I63.519 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of unspecified middle cerebral artery | 
	 
  |    |   |  | 
	
		 I63.52 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of anterior cerebral artery | 
	 
 |  | 
	
		 I63.521 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of right anterior cerebral artery | 
	 
  |   |  | 
	
		 I63.522 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of left anterior cerebral artery | 
	 
  |   |  | 
	
		 I63.523 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of bilateral anterior cerebral arteries | 
	 
  |   |  | 
	
		 I63.529 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of unspecified anterior cerebral artery | 
	 
  |    |   |  | 
	
		 I63.53 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of posterior cerebral artery | 
	 
 |  | 
	
		 I63.531 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of right posterior cerebral artery | 
	 
  |   |  | 
	
		 I63.532 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of left posterior cerebral artery | 
	 
  |   |  | 
	
		 I63.533 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of bilateral posterior cerebral arteries | 
	 
  |   |  | 
	
		 I63.539 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of unspecified posterior cerebral artery | 
	 
  |    |   |  | 
	
		 I63.54 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of cerebellar artery | 
	 
 |  | 
	
		 I63.541 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of right cerebellar artery | 
	 
  |   |  | 
	
		 I63.542 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of left cerebellar artery | 
	 
  |   |  | 
	
		 I63.543 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of bilateral cerebellar arteries | 
	 
  |   |  | 
	
		 I63.549 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of unspecified cerebellar artery | 
	 
  |    |   |  | 
	
		 I63.59 | 
		 | 
		Cerebral infarction due to unspecified occlusion or stenosis of other cerebral artery | 
	 
  |    | 
 |  | 
	
		 I63.6 | 
		 | 
		Cerebral infarction due to cerebral venous thrombosis, nonpyogenic | 
	 
  | 
 |  | 
	
		 I63.8 | 
		 | 
		Other cerebral infarction | 
	 
 |  | 
	
		 I63.81 | 
		  | 
		Other cerebral infarction due to occlusion or stenosis of small artery | 
	 
	
		 |  | 
		
 | 
	   |   |  | 
	
		 I63.89 | 
		 | 
		Other cerebral infarction | 
	 
  |    | 
 |  | 
	
		 I63.9 | 
		  | 
		Cerebral infarction, unspecified | 
	 
	
		 |  | 
		
| Stroke NOS |  	
		| Excludes2 | 
		transient cerebral ischemic attacks and related syndromes (G45.-)
  | 
	 
 
 | 
	   |