Icd 10 code for left ischial tuberosity decubitus ulcer July 8, 2019 16 32 64 128 Ischial tuberosity decubitus ulcer icd 10 Left ischial ulcer icd 10 Ischial pressure ulcer icd 10 Left ischial tuberosity icd 10 Left ischial pressure ulcer icd 10