Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction I65

The ICD10 code for the diagnosis "Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction" is "I65". I65 is NOT a 'valid' or 'billable' ICD10 code. Please select a more specific diagnosis below.

  • I65 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
  • The 2019 edition of ICD-10-CM I65 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of I65 - other international versions of ICD-10 I65 may differ.
Type 1 Excludes:
  • insufficiency, NOS, of precerebral artery (G45.-)
  • insufficiency of precerebral arteries causing cerebral infarction (I63.0-I63.2)
Includes:
  • embolism of precerebral artery
  • narrowing of precerebral artery
  • obstruction (complete) (partial) of precerebral artery
  • thrombosis of precerebral artery

Codes: = Billable

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