L27.9

Billable

Dermatitis due to unspecified substance taken internally

L27.9 is the ICD-10-CM code for Dermatitis due to unspecified substance taken internally. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
L00-L99
Parent
L27
Edition
FY2026

L00-L99 Diseases of the skin and subcutaneous tissue

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code L27.9?
L27.9 is the ICD-10-CM code for "Dermatitis due to unspecified substance taken internally". It falls under L00-L99 Diseases of the skin and subcutaneous tissue.
Is L27.9 a billable code?
Yes — L27.9 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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