ICD List 2023-2024 Edition

Related 2023 ICD-10-CM Codes to I66

Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction

ICD Code	Description	Valid for Submission
I66.0	Occlusion and stenosis of middle cerebral artery	NON-BILLABLE CODE
I66.01	Occlusion and stenosis of right middle cerebral artery	BILLABLE CODE
I66.02	Occlusion and stenosis of left middle cerebral artery	BILLABLE CODE
I66.03	Occlusion and stenosis of bilateral middle cerebral arteries	BILLABLE CODE
I66.09	Occlusion and stenosis of unspecified middle cerebral artery	BILLABLE CODE
I66.1	Occlusion and stenosis of anterior cerebral artery	NON-BILLABLE CODE
I66.11	Occlusion and stenosis of right anterior cerebral artery	BILLABLE CODE
I66.12	Occlusion and stenosis of left anterior cerebral artery	BILLABLE CODE
I66.13	Occlusion and stenosis of bilateral anterior cerebral arteries	BILLABLE CODE
I66.19	Occlusion and stenosis of unspecified anterior cerebral artery	BILLABLE CODE
I66.2	Occlusion and stenosis of posterior cerebral artery	NON-BILLABLE CODE
I66.21	Occlusion and stenosis of right posterior cerebral artery	BILLABLE CODE
I66.22	Occlusion and stenosis of left posterior cerebral artery	BILLABLE CODE
I66.23	Occlusion and stenosis of bilateral posterior cerebral arteries	BILLABLE CODE
I66.29	Occlusion and stenosis of unspecified posterior cerebral artery	BILLABLE CODE
I66.3	Occlusion and stenosis of cerebellar arteries	BILLABLE CODE
I66.8	Occlusion and stenosis of other cerebral arteries	BILLABLE CODE
I66.9	Occlusion and stenosis of unspecified cerebral artery	BILLABLE CODE