Groundbreaking: First-Ever HCC RAF Score Accessible Through REST API

First-Ever HCC RAF Score Accessible Through REST API

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ICD-10-CM Codes I00-I99 I60-I69 I65

ICD-10-CM Diagnosis Code I65

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

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Includes for I65:

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

Excludes-1 for I65:

insufficiency, NOS, of precerebral artery (G45.-)
insufficiency of precerebral arteries causing cerebral infarction (I63.0-I63.2)

Codes Hierarchy:

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