L23: Allergic contact dermatitis

Codes under L23 (Allergic contact dermatitis). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
L23.0	Allergic contact dermatitis due to metals	✓
L23.1	Allergic contact dermatitis due to adhesives	✓
L23.2	Allergic contact dermatitis due to cosmetics	✓
L23.3	Allergic contact dermatitis due to drugs in contact with skin	✓
L23.4	Allergic contact dermatitis due to dyes	✓
L23.5	Allergic contact dermatitis due to other chemical products	✓
L23.6	Allergic contact dermatitis due to food in contact with the skin	✓
L23.7	Allergic contact dermatitis due to plants, except food	✓
L23.8	Allergic contact dermatitis due to other agents	—
L23.9	Allergic contact dermatitis, unspecified cause	✓
L23.81	Allergic contact dermatitis due to animal (cat) (dog) dander	✓
L23.89	Allergic contact dermatitis due to other agents	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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