I63.4
⚠ Non-billable
Cerebral infarction due to embolism of cerebral arteries
ICD-10-CM · FY2026 · Diseases of the Circulatory System
Code
I63.4
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Circulatory System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code I63.4?
ICD-10-CM code I63.4 represents Cerebral infarction due to embolism of cerebral arteries. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Circulatory System chapter, effective October 1, 2025 – September 30, 2026.
Is I63.4 billable?
No. I63.4 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is I63.4 in?
I63.4 belongs to the Diseases of the Circulatory System chapter (I00–I99) of ICD-10-CM.
Related codes in the I63 category
I63
Cerebral infarction
Non-billable
I63.0
Cerebral infarction due to thrombosis of precerebral arteries
Non-billable
I63.1
Cerebral infarction due to embolism of precerebral arteries
Non-billable
I63.2
Cerebral infarction due to unspecified occlusion or stenosis of precerebral arteries
Non-billable
I63.3
Cerebral infarction due to thrombosis of cerebral arteries
Non-billable
I63.5
Cerebral infarction due to unspecified occlusion or stenosis of cerebral arteries
Non-billable
I63.6
Cerebral infarction due to cerebral venous thrombosis, nonpyogenic
Billable
I63.8
Other cerebral infarction
Non-billable
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