Is L40.3 a billable ICD-10 code?

Yes. L40.3 (Pustulosis palmaris et plantaris) is billable and can be used for insurance claims. Always verify payer-specific requirements.

L40.3 ✓ Billable

Pustulosis palmaris et plantaris

Q: What is ICD-10 code L40.3?

ICD-10-CM code L40.3 stands for "Pustulosis palmaris et plantaris". It is a billable code in the Diseases of the Skin and Subcutaneous Tissue chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Diseases of the Skin and Subcutaneous Tissue

Code

L40.3

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 L40.3?

ICD-10-CM code L40.3 represents Pustulosis palmaris et plantaris. It is a billable diagnosis code in the Diseases of the Skin and Subcutaneous Tissue chapter, effective October 1, 2025 – September 30, 2026.

Is L40.3 billable?

Yes. L40.3 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is L40.3 in?

L40.3 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 L40.0 Psoriasis vulgaris Billable L40.1 Generalized pustular psoriasis Billable L40.2 Acrodermatitis continua 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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