Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction I66
The ICD10 code for the diagnosis "Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction" is "I66". I66 is NOT a 'valid' or 'billable' ICD10 code. Please select a more specific diagnosis below.
- I66 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
- The 2019 edition of ICD-10-CM I66 became effective on October 1, 2018.
- This is the American ICD-10-CM version of I66 - other international versions of ICD-10 I66 may differ.
Type 1 Excludes:
Includes:
- embolism of cerebral artery
- narrowing of cerebral artery
- obstruction (complete) (partial) of cerebral artery
- thrombosis of cerebral artery
Codes: = Billable
-
I66 Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction
- I66.0 Occlusion and stenosis of middle cerebral artery
- I66.1 Occlusion and stenosis of anterior cerebral artery
- I66.2 Occlusion and stenosis of posterior cerebral artery
- I66.3 Occlusion and stenosis of cerebellar arteries
- I66.8 Occlusion and stenosis of other cerebral arteries
- I66.9 Occlusion and stenosis of unspecified cerebral artery
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.