ICD-10-CM › L00-L99 › L49-L54 › L49 Exfoliation due to erythematous... › L49.1
Exfoliation due to erythematous condition involving 10-19 percent of body surface
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2010 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2010 Added to the draft code set draft Exfoliation due to erythematous condition involving 10-19 percent of body surface
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from L49 Exfoliation due to erythematous conditions according to extent of body surface involved
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)
Inherited from the L49-L54 section Urticaria and erythema (L49-L54)
Excludes1 - never coded here
- Lyme disease (A69.2-)
- rosacea (L71.-)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Exfoliation > due to erythematous conditions according to extent of body surface involved > 10-19 percent of body surface
Codes in the same group
| Code | Description | Status |
|---|---|---|
| L49.0 | Exfoliation due to erythematous condition involving less than 10 percent of body surface | Valid |
| L49.2 | Exfoliation due to erythematous condition involving 20-29 percent of body surface | Valid |
| L49.3 | Exfoliation due to erythematous condition involving 30-39 percent of body surface | Valid |
| L49.4 | Exfoliation due to erythematous condition involving 40-49 percent of body surface | Valid |
| L49.5 | Exfoliation due to erythematous condition involving 50-59 percent of body surface | Valid |
| L49.6 | Exfoliation due to erythematous condition involving 60-69 percent of body surface | Valid |
| L49.7 | Exfoliation due to erythematous condition involving 70-79 percent of body surface | Valid |
| L49.8 | Exfoliation due to erythematous condition involving 80-89 percent of body surface | Valid |
| L49.9 | Exfoliation due to erythematous condition involving 90 or more percent of body surface | Valid |