I66.09✓ Billable
Occlusion and stenosis of unspecified middle cerebral artery
Code Hierarchy
┌9Diseases of the circulatory system (I00-I99)├I60-I69Cerebrovascular diseases (I60-I69)├I66Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction
└I66.09Occlusion and stenosis of unspecified middle cerebral artery
Not sure between two codes?
⇄ Compare I66.09 with another code →