L40
⚠ Non-billable
Psoriasis
ICD-10-CM · FY2026 · Diseases of the Skin and Subcutaneous Tissue
Code
L40
System
ICD-10-CM
Billable
No — use specific code
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?
ICD-10-CM code L40 represents Psoriasis. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Skin and Subcutaneous Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is L40 billable?
No. L40 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is L40 in?
L40 belongs to the Diseases of the Skin and Subcutaneous Tissue chapter (L00–L99) of ICD-10-CM.
Related codes in the L40 category
L40.0
Psoriasis vulgaris
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
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →