Stenosis of the proximal left subclavian artery icd 10 July 8, 2019 16 32 64 128 Severe stenosis of the proximal left subclavian artery icd 10 Stenosis involving the proximal left subclavian artery icd 10 Subclavian stenosis icd 9 Left subclavian stenosis icd 10 Icd 10 subclavian stenosis Icd 10 code for stenosis of the proximal left subclavian artery