ICD-10-CM category
L23 Allergic contact dermatitis
L23 is a category, not a billable code. Report one of the 11 complete codes below.
Codes in L23
- L23.0Allergic contact dermatitis due to metals
- L23.1Allergic contact dermatitis due to adhesives
- L23.2Allergic contact dermatitis due to cosmetics
- L23.3Allergic contact dermatitis due to drugs in contact with skin
- L23.4Allergic contact dermatitis due to dyes
- L23.5Allergic contact dermatitis due to other chemical products
- L23.6Allergic contact dermatitis due to food in contact with the skin
- L23.7Allergic contact dermatitis due to plants, except food
- L23.81Allergic contact dermatitis due to animal (cat) (dog) dander
- L23.89Allergic contact dermatitis due to other agents
- L23.9Allergic contact dermatitis, unspecified cause
Outside the US? L23 in the international WHO ICD-10 lists its inclusion and exclusion notes.
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ICD-10-CM is developed by the National Center for Health Statistics (NCHS), Centers for Disease Control and Prevention, U.S. Department of Health and Human Services, and is based on the WHO ICD-10. Codes and titles are reproduced unchanged from the FY2026 code list (effective 1 October 2025). Their use here does not imply endorsement by CDC, HHS or the U.S. Government. Changes effective on or after 1 October 2026 may not be reflected yet; check the current release at cdc.gov or cms.gov before submitting claims.
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