Current
L23 — Allergic contact dermatitis
Part of Chapter 12: Diseases of the skin and subcutaneous tissue , block Dermatitis and eczema (L20-L30) .
Official Notes
Excludes1
allergy NOS ( T78.40 )
Excludes1
contact dermatitis NOS ( L25.9 )
Excludes1
dermatitis NOS ( L30.9 )
Excludes2
dermatitis due to substances taken internally ( L27 .-)
Excludes2
dermatitis of eyelid ( H01.1- )
Excludes2
diaper dermatitis ( L22 )
Excludes2
eczema of external ear ( H60.5- )
Excludes2
irritant contact dermatitis ( L24 .-)
Excludes2
perioral dermatitis ( L71.0 )
Excludes2
radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
Child Codes
- L23.0 Allergic contact dermatitis due to metals Billable
- L23.1 Allergic contact dermatitis due to adhesives Billable
- L23.2 Allergic contact dermatitis due to cosmetics Billable
- L23.3 Allergic contact dermatitis due to drugs in contact with skin Billable
- L23.4 Allergic contact dermatitis due to dyes Billable
- L23.5 Allergic contact dermatitis due to other chemical products Billable
- L23.6 Allergic contact dermatitis due to food in contact with the skin Billable
- L23.7 Allergic contact dermatitis due to plants, except food Billable
- L23.8 Allergic contact dermatitis due to other agents Has subcodes
- L23.9 Allergic contact dermatitis, unspecified cause Billable
Referenced By
Official notes on these codes cite L23.
FY 2027 effective October 1, 2026 · CDC NCHS and CMS