| ICD-10 Code | Description |
| L89.100 | Pressure ulcer of unspecified part of back, unstageable |
| L89.101 | Pressure ulcer of unspecified part of back, stage 1 |
| L89.102 | Pressure ulcer of unspecified part of back, stage 2 |
| L89.103 | Pressure ulcer of unspecified part of back, stage 3 |
| L89.104 | Pressure ulcer of unspecified part of back, stage 4 |
| L89.106 | Pressure-induced deep tissue damage of unspecified part of back |
| L89.109 | Pressure ulcer of unspecified part of back, unspecified stage |
| L89.110 | Pressure ulcer of right upper back, unstageable |
| L89.111 | Pressure ulcer of right upper back, stage 1 |
| L89.112 | Pressure ulcer of right upper back, stage 2 |
| L89.113 | Pressure ulcer of right upper back, stage 3 |
| L89.114 | Pressure ulcer of right upper back, stage 4 |
| L89.116 | Pressure-induced deep tissue damage of right upper back |
| L89.119 | Pressure ulcer of right upper back, unspecified stage |
| L89.120 | Pressure ulcer of left upper back, unstageable |
| L89.121 | Pressure ulcer of left upper back, stage 1 |
| L89.122 | Pressure ulcer of left upper back, stage 2 |
| L89.123 | Pressure ulcer of left upper back, stage 3 |
| L89.124 | Pressure ulcer of left upper back, stage 4 |
| L89.126 | Pressure-induced deep tissue damage of left upper back |
| L89.129 | Pressure ulcer of left upper back, unspecified stage |
| L89.130 | Pressure ulcer of right lower back, unstageable |
| L89.131 | Pressure ulcer of right lower back, stage 1 |
| L89.132 | Pressure ulcer of right lower back, stage 2 |
| L89.133 | Pressure ulcer of right lower back, stage 3 |
| L89.134 | Pressure ulcer of right lower back, stage 4 |
| L89.136 | Pressure-induced deep tissue damage of right lower back |
| L89.139 | Pressure ulcer of right lower back, unspecified stage |
| L89.140 | Pressure ulcer of left lower back, unstageable |
| L89.141 | Pressure ulcer of left lower back, stage 1 |
| L89.142 | Pressure ulcer of left lower back, stage 2 |
| L89.143 | Pressure ulcer of left lower back, stage 3 |
| L89.144 | Pressure ulcer of left lower back, stage 4 |
| L89.146 | Pressure-induced deep tissue damage of left lower back |
| L89.149 | Pressure ulcer of left lower back, unspecified stage |
| L89.150 | Pressure ulcer of sacral region, unstageable |
| L89.151 | Pressure ulcer of sacral region, stage 1 |
| L89.152 | Pressure ulcer of sacral region, stage 2 |
| L89.153 | Pressure ulcer of sacral region, stage 3 |
| L89.154 | Pressure ulcer of sacral region, stage 4 |
| L89.156 | Pressure-induced deep tissue damage of sacral region |
| L89.159 | Pressure ulcer of sacral region, unspecified stage |
