I63.232
✓ BillableCerebral infarction due to unspecified occlusion or stenosis of left carotid arteries
Diseases of the circulatory system (I00-I99)
❌ Excludes1
inheritedRules inherited from parent codes in the hierarchy.
- • neonatal cerebral infarction (P91.82-)
⚠️ Excludes2
inheritedRules inherited from parent codes.
- • chronic, without residual deficits (sequelae) (Z86.73)
- • sequelae of cerebral infarction (I69.3-)
Clinical Description
ICD-10-CM code I63.232 represents cerebral infarction due to unspecified occlusion or stenosis of left carotid arteries. This code falls under the Diseases of the circulatory system (I00-I99) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.
This is a 7-character code at the 6th level of specificity. This is the most specific code available in this subcategory. Coders should note that I63.232 has 1 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code I63.232?
ICD-10-CM code I63.232 is "Cerebral infarction due to unspecified occlusion or stenosis of left carotid arteries". It belongs to the category: Diseases of the circulatory system (I00-I99).
Is I63.232 a billable ICD-10 code?
Yes, I63.232 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
What codes are excluded with I63.232?
I63.232 has 1 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Can I63.232 be coded with other codes?
I63.232 has 2 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.
Related Codes in I63.23
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)