ICD-10-CM

Non-billable

L27

Classification

Category:Diseases of the skin and subcutaneous tissue

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Coding Guidance

L27 should not be used for reimbursement purposes as there are more specific codes below it that contain a greater level of detail.

Excludes 1

T78.40

allergy NOS

Excludes 2

L23-L25

contact dermatitis

L56.1

drug photoallergic response

L56.0

drug phototoxic response

L50

urticaria

P04-P96

certain conditions originating in the perinatal period

A00-B99

certain infectious and parasitic diseases

Q00-Q99

congenital malformations, deformations, and chromosomal abnormalities

E00-E88

endocrine, nutritional and metabolic diseases

I89.8

lipomelanotic reticulosis

C00-D49

neoplasms

R00-R94

symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

M30-M36

systemic connective tissue disorders

B07

viral warts

More Specific Codes

L27.0

Generalized skin eruption due to drugs and medicaments taken internally

L27.1

Localized skin eruption due to drugs and medicaments taken internally

L27.2

Dermatitis due to ingested food

L27.8

Dermatitis due to other substances taken internally

L27.9

Dermatitis due to unspecified substance taken internally

External Resources

2025 ICD-10 guidelines from CMS.gov