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2. ICD-10 Codes
3. Chapter - I00-I99
4. Section - I60-I69
5. Category - I65
6. I65.9

I65.9 - Occlusion and stenosis of unspecified precerebral artery

• Applicable to Occlusion and stenosis of unspecified precerebral artery
• The 2025 edition of ICD10-CM I65.9 became effective on October 1, 2024.
• This is the American ICD10-CM version of I65.9 - other international versions of ICD10 I65.9 may differ.
• I65.9 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• Occlusion and stenosis of precerebral artery NOS

The following codes above I65.9 contain annotation back-references that may be applicable to I65.9:

• Chapter: I00-I99 - Diseases of the circulatory system
• Section: I60-I69 - Cerebrovascular diseases
• Category: I65 - Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction

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.