ICD-10-CM Code I66.1
Occlusion and stenosis of anterior cerebral artery
Non-Billable Code
Non-Billable means the code is not sufficient justification for admission to an acute care hospital when used a principal diagnosis. Use a child code to capture more detail.ICD Code I66.1 is a non-billable code. To code a diagnosis of this type, you must use one of the four child codes of I66.1 that describes the diagnosis 'occlusion and stenosis of anterior cerebral artery' in more detail.
- I66.1 Occlusion and stenosis of anterior cerebral artery NON-BILLABLE
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- BILLABLE I66.11 Occlusion and stenosis of right anterior cerebral artery
- BILLABLE I66.12 Occlusion and stenosis of left anterior cerebral artery
- BILLABLE I66.13 Occlusion and stenosis of bilateral anterior cerebral arteries
- BILLABLE I66.19 Occlusion and stenosis of unspecified anterior cerebral artery
The ICD code I66 is used to code Cerebrovascular disease
Cerebrovascular disease, stroke or cerebrovascular accident, is a vascular disease of the cerebral circulation. Arteries supplying oxygen to the brain are affected resulting in one of a number of cerebrovascular diseases. Most commonly this is a stroke or mini-stroke and sometimes can be a hemorrhagic stroke. Any of these can result in vascular dementia.
Cerebral angiogram of a carotid-cavernous fistula
Related Concepts SNOMET-CT
- Anterior choroidal artery syndrome (disorder)
ICD-10-CM Alphabetical Index References for 'I66.1 - Occlusion and stenosis of anterior cerebral artery'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code I66.1. Click on any term below to browse the alphabetical index.
Parent Code: I66 - Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction