All ICD10 Codes

I63

Non-Billable
ChapterI00–I99
Rankcategory
Official Description

Cerebral infarction

Use a more specific code (2 billable, 7 non-billable)
I63.0Cerebral infarction due to thrombosis of precerebral arterieshas subcodesI63.1Cerebral infarction due to embolism of precerebral arterieshas subcodesI63.2Cerebral infarction due to unspecified occlusion or stenosis of precerebral arterieshas subcodesI63.3Cerebral infarction due to thrombosis of cerebral arterieshas subcodesI63.4Cerebral infarction due to embolism of cerebral arterieshas subcodesI63.5Cerebral infarction due to unspecified occlusion or stenosis of cerebral arterieshas subcodesI63.6Cerebral infarction due to cerebral venous thrombosis, nonpyogenicI63.8Other cerebral infarctionhas subcodesI63.9Cerebral infarction, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 9: Diseases of the Circulatory System (I00-I99).

CH9 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • transient cerebral ischemic attacks and related syndromes (G45.-)

I60-I69 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • traumatic intracranial hemorrhage (S06.-)
Use Additional Code
  • 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)

Instructional Notes

Includes
  • occlusion and stenosis of cerebral and precerebral arteries, resulting in cerebral infarction
Excludes1(Not coded here. Use a different code.)
  • neonatal cerebral infarction (P91.82-)
Excludes2(Not included here. Code separately if applicable.)
  • 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-)

Clinical Hierarchy

BillableHas subcodes
CH9Diseases of the circulatory system (I00-I99)
I60-I69Cerebrovascular diseases (I60-I69)
I63Cerebral infarctionNot billable
I63.0Cerebral infarction due to thrombosis of precerebral arteriesSubcodes
I63.1Cerebral infarction due to embolism of precerebral arteriesSubcodes
I63.2Cerebral infarction due to unspecified occlusion or stenosis of precerebral arteriesSubcodes
I63.3Cerebral infarction due to thrombosis of cerebral arteriesSubcodes
I63.4Cerebral infarction due to embolism of cerebral arteriesSubcodes
I63.5Cerebral infarction due to unspecified occlusion or stenosis of cerebral arteriesSubcodes
I63.6Cerebral infarction due to cerebral venous thrombosis, nonpyogenicBillable
I63.8Other cerebral infarctionSubcodes
I63.9Cerebral infarction, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I63:

blockI60-I69
Cerebrovascular diseases (I60-I69)
View context instructions
chapterCH9
Diseases of the circulatory system (I00-I99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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