L25

Non-billable (Header)

Unspecified contact dermatitis

Diseases of the skin and subcutaneous tissue (L00-L99)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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Excludes1

direct

Cannot be coded with L25

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

⚠️ Excludes2

direct

May be coded together if both conditions coexist

  • 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)

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Code Information

CodeL25
BillableNo — Header code
CategoryDiseases of the skin and subcutaneous tissue (L00-L99)
Excludes14 rule(s)
Excludes25 note(s)
Child codes8

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)

L25 - Unspecified contact dermatitis | ICD-10-CM 2026 | ICD10Check