Left carotid stenosis icd 10 code July 8, 2019 16 32 64 128 Left carotid artery stenosis icd 10 code Left carotid stenosis icd 10 Left carotid artery dissection icd 10 Left subclavian stenosis icd 10 Left vertebral artery stenosis icd 10 Left carotid endarterectomy icd 10