L27
⚠ Non-billable
Dermatitis due to substances taken internally
ICD-10-CM · FY2026 · Diseases of the Skin and Subcutaneous Tissue
Code
L27
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Skin and Subcutaneous Tissue
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code L27?
ICD-10-CM code L27 represents Dermatitis due to substances taken internally. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Skin and Subcutaneous Tissue chapter, effective October 1, 2025 – September 30, 2026.
Is L27 billable?
No. L27 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is L27 in?
L27 belongs to the Diseases of the Skin and Subcutaneous Tissue chapter (L00–L99) of ICD-10-CM.
Related codes in the L27 category
L27.0
Generalized skin eruption due to drugs and medicaments taken internally
Billable
L27.1
Localized skin eruption due to drugs and medicaments taken internally
Billable
L27.2
Dermatitis due to ingested food
Billable
L27.8
Dermatitis due to other substances taken internally
Billable
L27.9
Dermatitis due to unspecified substance taken internally
Billable
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