I63.01
⚠ Non-billable (Header)Cerebral infarction due to thrombosis of vertebral artery
Diseases of the circulatory system (I00-I99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
❌ 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-)
Child Codes (4)
Clinical Description
ICD-10-CM code I63.01 represents cerebral infarction due to thrombosis of vertebral artery. This code falls under the Diseases of the circulatory system (I00-I99) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.
This is a 6-character code at the 5th level of specificity. There are 4 more specific child codes under I63.01. Coders should note that I63.01 has 1 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code I63.01?
ICD-10-CM code I63.01 is "Cerebral infarction due to thrombosis of vertebral artery". It belongs to the category: Diseases of the circulatory system (I00-I99).
Is I63.01 a billable ICD-10 code?
No, I63.01 is a non-billable header code. A more specific child code must be used for billing.
What codes are excluded with I63.01?
I63.01 has 1 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Can I63.01 be coded with other codes?
I63.01 has 2 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.
Related Codes in I63.0
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)