I63.21 - Cerebral infarction due to unspecified occlusion or stenosis of vertebral arteries
- Applicable to Cerebral infarction due to unspecified occlusion or stenosis of vertebral arteries
- The 2025 edition of ICD10-CM I63.21 became effective on October 1, 2024.
- This is the American ICD10-CM version of I63.21 - other international versions of ICD10 I63.21 may differ.
- I63.21 is a Non-Billable / Non-Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- I63.21 Code should not be used for billing or reimbursement purposes as there are multiple ICD-10 CM codes below it that contain a greater level of detail.
- I63.21 - Cerebral infarction due to unspecified occlusion or stenosis of vertebral 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
The following codes above I63.21 contain annotation back-references that may be applicable to I63.21:
Chapter: I00-I99 Diseases of the circulatory system
Section: I60-I69 Cerebrovascular diseases
Category: I63 Cerebral infarction
Non-Billable/Non-Specific Code
Browse other similar CM codes
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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