ICD-10 CM Code L27.9
L27.9
Dermatitis due to unspecified substance taken internally
Excludes Type 1
- allergy NOS (T78.40)
Excludes Type 2
- adverse food reaction, except dermatitis (T78.0-T78.1)
- contact dermatitis (L23-L25)
- drug photoallergic response (L56.1)
- drug phototoxic response (L56.0)
- urticaria (L50.-)
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