DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

L49 Exfoliation due to erythematous conditions according to extent of body surface involved

  • Header · not billable

L49 is not billable. The category heads 10 billable codes in FY2027: the 10 codes directly below it.

Index → code

  • Exfoliationdue to erythematous conditions according to extent of body surface involved → L49.0
  • Exfoliationdue to erythematous conditions according to extent of body surface involved10-19 percent of body surface → L49.1
  • Exfoliationdue to erythematous conditions according to extent of body surface involved20-29 percent of body surface → L49.2

Where it sits

  1. Chapter 12 Diseases of the skin and subcutaneous tissue (L00-L99)
  2. L49-L54 Urticaria and erythema (L49-L54)
  3. L49 Exfoliation due to erythematous conditions according to extent of body surface involved
Billable codes
10
Subdivisions
10
CC / MCC codes
7 / 0
HCC V28 codes
0
New FY2027
0
Index entries
11

Codes in L49

  1. L49.0
    Exfoliation due to erythematous condition involving less than 10 percent of body surface
    Billable
    Inclusion terms 1

    Inclusion terms

    • Exfoliation due to erythematous condition NOS
  2. L49.1
    Exfoliation due to erythematous condition involving 10-19 percent of body surface
    Billable
  3. L49.2
    Exfoliation due to erythematous condition involving 20-29 percent of body surface
    Billable
  4. L49.3
    Exfoliation due to erythematous condition involving 30-39 percent of body surface
    BillableCC
  5. L49.4
    Exfoliation due to erythematous condition involving 40-49 percent of body surface
    BillableCC
  6. L49.5
    Exfoliation due to erythematous condition involving 50-59 percent of body surface
    BillableCC
  7. L49.6
    Exfoliation due to erythematous condition involving 60-69 percent of body surface
    BillableCC
  8. L49.7
    Exfoliation due to erythematous condition involving 70-79 percent of body surface
    BillableCC
  9. L49.8
    Exfoliation due to erythematous condition involving 80-89 percent of body surface
    BillableCC
  10. L49.9
    Exfoliation due to erythematous condition involving 90 or more percent of body surface
    BillableCC

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column.

Instructions

At L49

Code first

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

Notes that also apply

Block L49-L54 instructions (Excludes1 2): printed on the block page.

Chapter 12 instructions (Excludes2 10): printed on the chapter 12 page.

Index entries

  • Exfoliationdue to erythematous conditions according to extent of body surface involved → L49.0
  • Exfoliationdue to erythematous conditions according to extent of body surface involvedless than 10 percent of body surface → L49.0
  • Exfoliationdue to erythematous conditions according to extent of body surface involved10-19 percent of body surface → L49.1
  • Exfoliationdue to erythematous conditions according to extent of body surface involved20-29 percent of body surface → L49.2
  • Exfoliationdue to erythematous conditions according to extent of body surface involved30-39 percent of body surface → L49.3
  • Exfoliationdue to erythematous conditions according to extent of body surface involved40-49 percent of body surface → L49.4
  • Exfoliationdue to erythematous conditions according to extent of body surface involved50-59 percent of body surface → L49.5
  • Exfoliationdue to erythematous conditions according to extent of body surface involved60-69 percent of body surface → L49.6
  • Exfoliationdue to erythematous conditions according to extent of body surface involved70-79 percent of body surface → L49.7
  • Exfoliationdue to erythematous conditions according to extent of body surface involved80-89 percent of body surface → L49.8
  • Exfoliationdue to erythematous conditions according to extent of body surface involved90-99 percent of body surface → L49.9

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy