ICD-10-CM · Chapter 12 · L00-L99
L24 Irritant contact dermatitis
Excludes 1 (cannot be coded together)
- allergy NOS (T78.40)
- contact dermatitis NOS (L25.9)
- dermatitis NOS (L30.9)
Excludes 2 (not included here)
- allergic contact dermatitis (L23.-)
- dermatitis due to substances taken internally (L27.-)
- dermatitis of eyelid (H01.1-)
- diaper dermatitis (L22)
- eczema of external ear (H60.5-)
- perioral dermatitis (L71.0)
- radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| L24..0 | Irritant contact dermatitis due to detergents | Yes |
| L24..1 | Irritant contact dermatitis due to oils and greases | Yes |
| L24..2 | Irritant contact dermatitis due to solvents | Yes |
| L24..3 | Irritant contact dermatitis due to cosmetics | Yes |
| L24..4 | Irritant contact dermatitis due to drugs in contact with skin | Yes |
| L24..5 | Irritant contact dermatitis due to other chemical products | Yes |
| L24..6 | Irritant contact dermatitis due to food in contact with skin | Yes |
| L24..7 | Irritant contact dermatitis due to plants, except food | Yes |
| L24..8 | Irritant contact dermatitis due to other agents | No |
| L24..81 | Irritant contact dermatitis due to metals | Yes |
| L24..89 | Irritant contact dermatitis due to other agents | Yes |
| L24..9 | Irritant contact dermatitis, unspecified cause | Yes |
| L24..A | Irritant contact dermatitis due to friction or contact with body fluids | No |
| L24..A0 | Irritant contact dermatitis due to friction or contact with body fluids, unspecified | Yes |
| L24..A1 | Irritant contact dermatitis due to saliva | Yes |
| L24..A2 | Irritant contact dermatitis due to fecal, urinary or dual incontinence | Yes |
| L24..A9 | Irritant contact dermatitis due friction or contact with other specified body fluids | Yes |
| L24..B | Irritant contact dermatitis related to stoma or fistula | No |
| L24..B0 | Irritant contact dermatitis related to unspecified stoma or fistula | Yes |
| L24..B1 | Irritant contact dermatitis related to digestive stoma or fistula | Yes |
| L24..B2 | Irritant contact dermatitis related to respiratory stoma or fistula | Yes |
| L24..B3 | Irritant contact dermatitis related to fecal or urinary stoma or fistula | Yes |
Last reviewed: September 2026