L27.8 – Dermatitis due to other substances taken internally
ICD-10-CM 2027 diagnosis code · Dermatitis and eczema
ICD-10-CM code
L27.8
- Code
L27.8(claims format:L278)- Description
- Dermatitis due to other substances taken internally
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 12. Diseases of the skin and subcutaneous tissue (L00-L99)
- Block
- L20-L30 Dermatitis and eczema
- Parent codes
- L27
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
L27 – Dermatitis due to substances taken internally
Excludes1 (not coded here):
- allergy NOS (T78.40)
Excludes2 (not included here):
Block L20-L30
Excludes2 (not included here):
Notes:
- In this block the terms dermatitis and eczema are used synonymously and interchangeably.
Index terms for L27.8
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in L27
Frequently asked questions
What is ICD-10 code L27.8?
L27.8 is the ICD-10-CM code for dermatitis due to other substances taken internally, in the block L20-L30 (Dermatitis and eczema).
Is L27.8 a billable code?
Yes. L27.8 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does L27.8 belong to?
It belongs to category L27 – Dermatitis due to substances taken internally.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.