L49.9

Exfoliation due to erythematous condition involving 90 or more percent of body surface

Billable / specific

L49.9 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Excludes1

Not coded here — never report together with this code.

Excludes2

Not included here — may be reported together when both conditions exist.

  • certain conditions originating in the perinatal period (P04-P96) (from L49)
  • certain infectious and parasitic diseases (A00-B99) (from L49)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A) (from L49)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) (from L49)
  • endocrine, nutritional and metabolic diseases (E00-E88) (from L49)
  • lipomelanotic reticulosis (I89.8) (from L49)
  • neoplasms (C00-D49) (from L49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) (from L49)
  • systemic connective tissue disorders (M30-M36) (from L49)
  • viral warts (B07.-) (from L49)

Code first

Sequence the underlying condition first.

  • erythematous condition causing exfoliation, such as: (from L49)
  • Ritter's disease (L00) (from L49)
  • (Staphylococcal) scalded skin syndrome (L00) (from L49)
  • Stevens-Johnson syndrome (L51.1) (from L49)
  • Stevens-Johnson syndrome-toxic epidermal necrolysis overlap syndrome (L51.3) (from L49)
  • Toxic epidermal necrolysis (L51.2) (from L49)

Also known as

  • Exfoliation, due to erythematous conditions according to extent of body surface involved, 90-99 percent of body surface

Parent code

  • L49Exfoliation due to erythematous conditions according to extent of body surface involvedHeader

Related codes

  • L49.0Exfoliation due to erythematous condition involving less than 10 percent of body surfaceBillable
  • L49.1Exfoliation due to erythematous condition involving 10-19 percent of body surfaceBillable
  • L49.2Exfoliation due to erythematous condition involving 20-29 percent of body surfaceBillable
  • L49.3Exfoliation due to erythematous condition involving 30-39 percent of body surfaceBillable
  • L49.4Exfoliation due to erythematous condition involving 40-49 percent of body surfaceBillable
  • L49.5Exfoliation due to erythematous condition involving 50-59 percent of body surfaceBillable
  • L49.6Exfoliation due to erythematous condition involving 60-69 percent of body surfaceBillable
  • L49.7Exfoliation due to erythematous condition involving 70-79 percent of body surfaceBillable
  • L49.8Exfoliation due to erythematous condition involving 80-89 percent of body surfaceBillable

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