| ICD-10 Code | Description |
| L98.411 | Non-pressure chronic ulcer of buttock limited to breakdown of skin |
| L98.412 | Non-pressure chronic ulcer of buttock with fat layer exposed |
| L98.413 | Non-pressure chronic ulcer of buttock with necrosis of muscle |
| L98.414 | Non-pressure chronic ulcer of buttock with necrosis of bone |
| L98.415 | Non-pressure chronic ulcer of buttock with muscle involvement without evidence of necrosis |
| L98.416 | Non-pressure chronic ulcer of buttock with bone involvement without evidence of necrosis |
| L98.418 | Non-pressure chronic ulcer of buttock with other specified severity |
| L98.419 | Non-pressure chronic ulcer of buttock with unspecified severity |
