States Missouri Nebraska Oasis Wound Matrix Q4102 Covered – DFU/VLU/VSU, Full Thickness Skin-loss Ulcers Oasis Burn Matrix Q4103 Covered – DFU/VLU/VSU, Full Thickness Skin-loss Ulcers Oasis Ultra Q4124 Covered – DFU/VLU/VSU, Full Thickness Skin-loss Ulcers