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ICD-10-CM-2023 Diagnosis Codes Overview
ICD-10-CM-2023 > I00-I99 > I60-I69 > I66
I60-I69
Cerebrovascular diseases
Use add'l
code to identify presence of:
alcohol abuse and dependence (F10.-)
exposure to environmental tobacco smoke (Z77.22)
history of tobacco dependence (Z87.891)
hypertension (I10-I16)
occupational exposure to environmental tobacco smoke (Z57.31)
tobacco dependence (F17.-)
tobacco use (Z72.0)
Excl1.:
traumatic intracranial hemorrhage (S06.-)
I66

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

Incl.:
embolism of cerebral artery
narrowing of cerebral artery
obstruction (complete) (partial) of cerebral artery
thrombosis of cerebral artery
Excl1.:
Occlusion and stenosis of cerebral artery causing cerebral infarction (I63.3-I63.5)
I66.0

Occlusion and stenosis of middle cerebral artery

I66.01
Occlusion and stenosis of right middle cerebral artery
I66.02
Occlusion and stenosis of left middle cerebral artery
I66.03
Occlusion and stenosis of bilateral middle cerebral arteries
I66.09
Occlusion and stenosis of unspecified middle cerebral artery
I66.1

Occlusion and stenosis of anterior cerebral artery

I66.11
Occlusion and stenosis of right anterior cerebral artery
I66.12
Occlusion and stenosis of left anterior cerebral artery
I66.13
Occlusion and stenosis of bilateral anterior cerebral arteries
I66.19
Occlusion and stenosis of unspecified anterior cerebral artery
I66.2

Occlusion and stenosis of posterior cerebral artery

I66.21
Occlusion and stenosis of right posterior cerebral artery
I66.22
Occlusion and stenosis of left posterior cerebral artery
I66.23
Occlusion and stenosis of bilateral posterior cerebral arteries
I66.29
Occlusion and stenosis of unspecified posterior cerebral artery
I66.3
Occlusion and stenosis of cerebellar arteries
I66.8
Occlusion and stenosis of other cerebral arteries
Info:
Occlusion and stenosis of perforating arteries
I66.9
Occlusion and stenosis of unspecified cerebral artery

 

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