ICD-10-CM · Chapter 12 · L00-L99
L40 Psoriasis
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| L40..0 | Psoriasis vulgaris | Yes |
| L40..1 | Generalized pustular psoriasis | Yes |
| L40..2 | Acrodermatitis continua | Yes |
| L40..3 | Pustulosis palmaris et plantaris | Yes |
| L40..4 | Guttate psoriasis | Yes |
| L40..5 | Arthropathic psoriasis | No |
| L40..50 | Arthropathic psoriasis, unspecified | Yes |
| L40..51 | Distal interphalangeal psoriatic arthropathy | Yes |
| L40..52 | Psoriatic arthritis mutilans | Yes |
| L40..53 | Psoriatic spondylitis | Yes |
| L40..54 | Psoriatic juvenile arthropathy | Yes |
| L40..59 | Other psoriatic arthropathy | Yes |
| L40..8 | Other psoriasis | Yes |
| L40..9 | Psoriasis, unspecified | Yes |
Plain-language term for this code
The following entry in the US Medical Glossary corresponds to ICD-10-CM category L40:
- Psoriasis — Psoriasis
Last reviewed: September 2026