ICD-10-CM · Chapter 12 · L00-L99
L21 Seborrheic dermatitis
Excludes 2 (not included here)
- infective dermatitis (L30.3)
- seborrheic keratosis (L82.-)
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| L21..0 | Seborrhea capitis | Yes |
| L21..1 | Seborrheic infantile dermatitis | Yes |
| L21..8 | Other seborrheic dermatitis | Yes |
| L21..9 | Seborrheic dermatitis, unspecified | Yes |
Last reviewed: September 2026