ICD-10-CM · Chapter 12 · L00-L99
L91 Hypertrophic disorders of skin
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| L91..0 | Hypertrophic scar | Yes |
| L91..8 | Other hypertrophic disorders of the skin | Yes |
| L91..9 | Hypertrophic disorder of the skin, unspecified | Yes |
Last reviewed: September 2026