ICD-10-CM Code I66.3
Occlusion and stenosis of cerebellar arteries
Billable Code
Billable codes are sufficient justification for admission to an acute care hospital when used a principal diagnosis.Adult Only
Code is only used for patients 15 years old or older.I66.3 is a billable ICD code used to specify a diagnosis of occlusion and stenosis of cerebellar arteries. A 'billable code' is detailed enough to be used to specify a medical diagnosis.
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
MS-DRG Mapping
- DRG Group #067-068 - Nonspecific cva and precerebral occlusion without infarct with MCC.
- DRG Group #067-068 - Nonspecific cva and precerebral occlusion without infarct without MCC.
- DRG Group #793 - Full term neonate with major problems.
Related Concepts SNOMET-CT
- Thrombosis of superior cerebellar artery (disorder)
ICD-10-CM Alphabetical Index References for 'I66.3 - Occlusion and stenosis of cerebellar arteries'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code I66.3. Click on any term below to browse the alphabetical index.
Equivalent ICD-9 Codes GENERAL EQUIVALENCE MAPPINGS (GEM)
This is the official approximate match mapping between ICD9 and ICD10, as provided by the General Equivalency mapping crosswalk. This means that while there is no exact mapping between this ICD10 code I66.3 and a single ICD9 code, 434.90 is an approximate match for comparison and conversion purposes.
Parent Code: I66 - Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction