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L25

Non-billable

Unspecified contact dermatitis

L25 is the ICD-10-CM code for Unspecified contact dermatitis. It is a non-billable category code — use a more specific child code such as L25.0 for billing.

Status
Header (non-billable)
Chapter
L00-L99
Subcodes
8
Edition
FY2026

L00-L99 Diseases of the skin and subcutaneous tissue

Excludes1 — not coded here

  • •allergic contact dermatitis (L23.-)
  • •allergy NOS (T78.40)
  • •dermatitis NOS (L30.9)
  • •irritant contact dermatitis (L24.-)

Excludes2 — not included here

  • •dermatitis due to ingested substances (L27.-)
  • •dermatitis of eyelid (H01.1-)
  • •eczema of external ear (H60.5-)
  • •perioral dermatitis (L71.0)
  • •radiation-related disorders of the skin and subcutaneous tissue (L55-L59)

Frequently asked questions

What is ICD-10 code L25?
L25 is the ICD-10-CM code for "Unspecified contact dermatitis". It falls under L00-L99 Diseases of the skin and subcutaneous tissue.
Is L25 a billable code?
No — L25 is a non-billable header code. Use a more specific child code (such as L25.0) for billing.
What are the subcodes of L25?
L25 has 8 more specific child codes, including L25.0, L25.1, L25.2.
What is excluded from L25?
Excludes1 (not coded here): allergic contact dermatitis (L23.-); allergy NOS (T78.40); dermatitis NOS (L30.9); irritant contact dermatitis (L24.-).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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