I65 — ICD-10-CM Diagnosis Codes

• I65 Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction
• I65.0 Occlusion and stenosis of vertebral artery
• I65.01 Occlusion and stenosis of right vertebral artery billable
• I65.02 Occlusion and stenosis of left vertebral artery billable
• I65.03 Occlusion and stenosis of bilateral vertebral arteries billable
• I65.09 Occlusion and stenosis of unspecified vertebral artery billable
• I65.1 Occlusion and stenosis of basilar artery billable
• I65.2 Occlusion and stenosis of carotid artery
• I65.21 Occlusion and stenosis of right carotid artery billable
• I65.22 Occlusion and stenosis of left carotid artery billable
• I65.23 Occlusion and stenosis of bilateral carotid arteries billable
• I65.29 Occlusion and stenosis of unspecified carotid artery billable
• I65.8 Occlusion and stenosis of other precerebral arteries billable
• I65.9 Occlusion and stenosis of unspecified precerebral artery billable