L40.0
✓ Billable
Psoriasis vulgaris
ICD-10-CM · FY2026 · Diseases of the Skin and Subcutaneous Tissue
Code
L40.0
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Skin and Subcutaneous Tissue
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code L40.0?
ICD-10-CM code L40.0 represents Psoriasis vulgaris. It is a billable diagnosis code in the Diseases of the Skin and Subcutaneous Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is L40.0 billable?
Yes. L40.0 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is L40.0 in?
L40.0 belongs to the Diseases of the Skin and Subcutaneous Tissue chapter (L00–L99) of ICD-10-CM.
Related codes in the L40 category
L40
Psoriasis
Non-billable
L40.1
Generalized pustular psoriasis
Billable
L40.2
Acrodermatitis continua
Billable
L40.3
Pustulosis palmaris et plantaris
Billable
L40.4
Guttate psoriasis
Billable
L40.5
Arthropathic psoriasis
Non-billable
L40.8
Other psoriasis
Billable
L40.9
Psoriasis, unspecified
Billable
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