ICD-10-CM · Chapter 9 · I00–I99
I65.2
Occlusion and stenosis of carotid artery
Diseases of the circulatory system
Heads up:this is a parent code. It's typically not directly billable — you need to drill down to a more specific child code (one with additional digits) to use on a claim.
Quick facts
- Code
- I65.2
- Type
- Category / header (non-billable)
- ICD-10-CM chapter
- Chapter 9 — Diseases of the circulatory system
- Category
- I65 — Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction
- Specificity
- 4 characters
How coders use this code
ICD-10-CM I65.2 is a category (header) for occlusion and stenosis of carotid artery. It is generally not reported directly on a claim — coders drill down to a more specific child code (one with additional characters) that matches the documentation. Use the related codes below to find the billable code that fits, and verify against the annual NCHS/CMS guidelines.
Related codes in I65
- I65Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction
- I65.0Occlusion and stenosis of vertebral artery
- I65.01Occlusion and stenosis of right vertebral artery
- I65.02Occlusion and stenosis of left vertebral artery
- I65.03Occlusion and stenosis of bilateral vertebral arteries
- I65.09Occlusion and stenosis of unspecified vertebral artery
- I65.1Occlusion and stenosis of basilar artery
- I65.21Occlusion and stenosis of right carotid artery
- I65.22Occlusion and stenosis of left carotid artery
- I65.23Occlusion and stenosis of bilateral carotid arteries
- I65.29Occlusion and stenosis of unspecified carotid artery
- I65.8Occlusion and stenosis of other precerebral arteries
- I65.9Occlusion and stenosis of unspecified precerebral artery
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