ICD-10-CM > I00-I99 > I60-I69 > I60 > I60.1 I60.1 Nontraumatic subarachnoid hemorrhage from middle cerebral artery Non-Billable/Non-Specific Codes I60.10Nontraumatic subarachnoid hemorrhage from unspecified middle cerebral arteryI60.11Nontraumatic subarachnoid hemorrhage from right middle cerebral arteryI60.12Nontraumatic subarachnoid hemorrhage from left middle cerebral artery