L23.0
Allergic contact dermatitis due to metals
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 28 never code together
L23code
Excludes2
- dermatitis due to substances taken internally (L27.-)L27.-
- dermatitis of eyelid (H01.1-)H01.1-
- diaper dermatitis (L22)L22
- eczema of external ear (H60.5-)H60.5-
- irritant contact dermatitis (L24.-)L24.-
- perioral dermatitis (L71.0)L71.0
- radiation-related disorders of the skin and subcutaneous tissue (L55-L59)L55-L59
L20-L30block
Excludes2
- chronic (childhood) granulomatous disease (D71-)D71-
- dermatitis gangrenosa (L08.0)L08.0
- dermatitis herpetiformis (L13.0)L13.0
- dry skin dermatitis (L85.3)L85.3
- factitial dermatitis (L98.1)L98.1
- perioral dermatitis (L71.0)L71.0
- radiation-related disorders of the skin and subcutaneous tissue (L55-L59)L55-L59
- stasis dermatitis (I87.2)I87.2
L00-L99chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- lipomelanotic reticulosis (I89.8)I89.8
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
- systemic connective tissue disorders (M30-M36)M30-M36
- viral warts (B07.-)B07.-
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 3
Index entries leading here 1
Alongside this code 9 same parent — L23
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 w 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 w skin L23.7 Allergic contact dermatitis due to plants, except food L23.8 Allergic contact dermatitis due to other agents category L23.9 Allergic contact dermatitis, unspecified cause
Medications 2
MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.