2026
ICD-10-CM
Diagnosis
Code

L51 Erythema multiforme

  • Non-billable
  • 2016–2026

L51 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Erythema multiforme.

Use additional code

  • Code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Type 1 excludes

  • Staphylococcal scalded skin syndrome (L00)

  • Ritter's disease (L00)

Codes

Versions

  1. 2026

    No changes

  2. 2025

    No changes

  3. 2024

    No changes

  4. 2023

    No changes

  5. 2022

    No changes

  6. 2021

    No changes

  7. 2020

    No changes

  8. 2019

    No changes

  9. 2018

    No changes

  10. 2017

    Code changed

    • Use additional code

        • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
        • 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-)
        • code to identify percentage of skin exfoliation (L49.-)
        • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

  11. 2016

    New code