Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes I00-I99 – Diseases of the circulatory system (I00-I99) > 2024 ICD-10-CM Codes I60-I69 – Cerebrovascular diseases (I60-I69) > 2024 ICD-10-CM Codes I66 – Occlusion and stenosis of cerebral arteries, not resulting in cerebral infarction (I66) > 2024 ICD-10-CM Codes I66.2 – Occlusion and stenosis of posterior cerebral artery (I66.2)