L40.0 Psoriasis vulgaris

Billable ICD-10-CM code, FY2026.

Applicable to

• Nummular psoriasis
• Plaque psoriasis

Risk adjustment (HCC)

• RxHCC V08: HCC 316 — Psoriasis, Except with Arthropathy

MS-DRG index

Defines the logic of DRG(s) 595-596 in MDC 09.

Approximate ICD-9-CM (GEMs)

• 696.1 Other psoriasis (approximate)

Diagnosis Index entries for L40.0

• Psoriasis › nummular
• Psoriasis › plaque
• Psoriasis › vulgaris

Nearby codes

• L40 Psoriasis
• L40.0 Psoriasis vulgaris (this code)
• L40.1 Generalized pustular psoriasis
• L40.2 Acrodermatitis continua
• L40.3 Pustulosis palmaris et plantaris
• L40.4 Guttate psoriasis
• L40.5 Arthropathic psoriasis