ICD-10-CM Codes
I00-I99 Diseases of the circulatory system
I60-I69 Cerebrovascular diseases
Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction I65

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

Type 1 Excludes

Type 1 Excludes Help

A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as I65. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.

insufficiency, NOS, of precerebral artery (
ICD-10-CM Diagnosis Code G45
- G45 Transient cerebral ischemic attacks and relat...
  - G45.0 Vertebro-basilar artery syndrome
  - G45.1 Carotid artery syndrome (hemispheric)
  - G45.2 Multiple and bilateral precerebral artery syn...
  - G45.3 Amaurosis fugax
  - G45.4 Transient global amnesia
  - G45.8 Other transient cerebral ischemic attacks and...
  - G45.9 Transient cerebral ischemic attack, unspecifi...
G45.-
)
insufficiency of precerebral arteries causing cerebral infarction (
ICD-10-CM Diagnosis Code I63.0
Cerebral infarction due to thrombosis of precerebral arteries
I63.0-
ICD-10-CM Diagnosis Code I63.2
Cerebral infarction due to unspecified occlusion or stenosis of precerebral arteries
I63.2
)

Includes

Includes Help

"Includes" further defines, or give examples of, the content of the code or category.

embolism of precerebral artery
narrowing of precerebral artery
obstruction (complete) (partial) of precerebral artery
thrombosis of precerebral artery

Codes

I65 Occlusion and stenosis of precerebral arteries, not resulting in cerebral infarction
- I65.0 Occlusion and stenosis of vertebral artery
  - I65.01 Occlusion and stenosis of right vertebral artery
  - I65.02 Occlusion and stenosis of left vertebral artery
  - I65.03 Occlusion and stenosis of bilateral vertebral arteries
  - I65.09 Occlusion and stenosis of unspecified vertebral artery
- I65.1 Occlusion and stenosis of basilar artery
- I65.2 Occlusion and stenosis of carotid artery
  - I65.21 Occlusion and stenosis of right carotid artery
  - I65.22 Occlusion and stenosis of left carotid artery
  - I65.23 Occlusion and stenosis of bilateral carotid arteries
  - I65.29 Occlusion and stenosis of unspecified carotid artery
- I65.8 Occlusion and stenosis of other precerebral arteries
- I65.9 Occlusion and stenosis of unspecified precerebral artery

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

Cerebral infarction due to thrombosis of precerebral arteries

Cerebral infarction due to unspecified occlusion or stenosis of precerebral arteries