L93
⚠ Non-billable
Lupus erythematosus
ICD-10-CM · FY2026 · Diseases of the Skin and Subcutaneous Tissue
Code
L93
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.
Official coding notes
From CMS's ICD-10-CM Tabular List.
Excludes1 — never code together
- lupus exedens (A18.4)
- lupus vulgaris (A18.4)
- scleroderma (M34.-)
- systemic lupus erythematosus (M32.-)
Use additional code
- code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Frequently asked questions
What is ICD-10 code L93?
ICD-10-CM code L93 represents Lupus erythematosus. 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 L93 billable?
No. L93 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is L93 in?
L93 belongs to the Diseases of the Skin and Subcutaneous Tissue chapter (L00–L99) of ICD-10-CM.
Related codes in the L93 category
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