ICDwise
L49 ⚠ Non-billable

Exfoliation due to erythematous conditions according to extent of body surface involved

ICD-10-CM · FY2026 · Diseases of the Skin and Subcutaneous Tissue

Code
L49
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.

Code first
  • erythematous condition causing exfoliation, such as:
  • Ritter's disease (L00)
  • (Staphylococcal) scalded skin syndrome (L00)
  • Stevens-Johnson syndrome (L51.1)
  • Stevens-Johnson syndrome-toxic epidermal necrolysis overlap syndrome (L51.3)
  • Toxic epidermal necrolysis (L51.2)

Frequently asked questions

What is ICD-10 code L49?
ICD-10-CM code L49 represents Exfoliation due to erythematous conditions according to extent of body surface involved. 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 L49 billable?
No. L49 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is L49 in?
L49 belongs to the Diseases of the Skin and Subcutaneous Tissue chapter (L00–L99) of ICD-10-CM.

Related codes in the L49 category

L49.0 Exfoliation due to erythematous condition involving less than 10 percent of body surface Billable L49.1 Exfoliation due to erythematous condition involving 10-19 percent of body surface Billable L49.2 Exfoliation due to erythematous condition involving 20-29 percent of body surface Billable L49.3 Exfoliation due to erythematous condition involving 30-39 percent of body surface Billable L49.4 Exfoliation due to erythematous condition involving 40-49 percent of body surface Billable L49.5 Exfoliation due to erythematous condition involving 50-59 percent of body surface Billable L49.6 Exfoliation due to erythematous condition involving 60-69 percent of body surface Billable L49.7 Exfoliation due to erythematous condition involving 70-79 percent of body surface Billable

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