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L51 - Erythema multiforme


The ICD 10 Code for Erythema multiforme is listed as L51.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: L51
Description: Erythema multiforme
  • Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
  • Use additional code to identify associated manifestations, such as:
  • arthropathy associated with dermatological disorders (M14.8-)
  • conjunctival edema (H11.42)
  • conjunctivitis (H10.22-)
  • corneal scars and opacities (H17.-)
  • corneal ulcer (H16.0-)
  • edema of eyelid (H02.84)
  • inflammation of eyelid (H01.8)
  • keratoconjunctivitis sicca (H16.22-)
  • mechanical lagophthalmos (H02.22-)
  • stomatitis (K12.-)
  • symblepharon (H11.23-)
  • Use additional code to identify percentage of skin exfoliation (L49.-)
  • Excludes1: staphylococcal scalded skin syndrome (L00)
  • Ritter's disease (L00)
Chapter Diseases of the skin and subcutaneous tissue (L00-L99)
ICD-10-CM Children (deeper level / typically more specific) of L51:
L51.0 - Nonbullous erythema multiforme
L51.1 - Stevens-Johnson syndrome
L51.2 - Toxic epidermal necrolysis [Lyell]
L51.3 - Stevens-Johnson syndrome-toxic epidermal necrolysis overlap syndrome
L51.8 - Other erythema multiforme
L51.9 - Erythema multiforme, unspecified