L49 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Exfoliation due to erythematous conditions according to extent of body surface involved.
Code first
Codes
L49.0
Exfoliation due to erythematous condition involving less than 10 percent of body surface
L49.1
Exfoliation due to erythematous condition involving 10-19 percent of body surface
L49.2
Exfoliation due to erythematous condition involving 20-29 percent of body surface
L49.3
Exfoliation due to erythematous condition involving 30-39 percent of body surface
L49.4
Exfoliation due to erythematous condition involving 40-49 percent of body surface
L49.5
Exfoliation due to erythematous condition involving 50-59 percent of body surface
L49.6
Exfoliation due to erythematous condition involving 60-69 percent of body surface
L49.7
Exfoliation due to erythematous condition involving 70-79 percent of body surface
L49.8
Exfoliation due to erythematous condition involving 80-89 percent of body surface
L49.9
Exfoliation due to erythematous condition involving 90 or more percent of body surface
Versions
2025
Code changed
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 necrolysisoverlap syndrome (L51.3)Toxic epidermal necrolysis (L51.2)
- 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)
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
Code changed
Code first
erythematous condition causing exfoliation, such as:Ritter's disease (L00)(Staphylococcal) scalded skin syndrom (L00)Stevens-Johnson syndrome (L51.1)Stevens-Johnson syndrome-toxic epidermal necrolysisoverlap syndrome (L51.3)Toxic epidermal necrolysis (L51.2)
- 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)
2019
No changes
2018
No changes
2017
No changes
2016
New code