Occlusion and stenosis of middle cerebral artery I66.0

The ICD10 code for the diagnosis "Occlusion and stenosis of middle cerebral artery" is "I66.0". I66.0 is NOT a 'valid' or 'billable' ICD10 code. Please select a more specific diagnosis below.

  • I66.0 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
  • The 2019 edition of ICD-10-CM I66.0 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of I66.0 - other international versions of ICD-10 I66.0 may differ.

Codes: = Billable

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.