L51
Non-billableErythema multiforme
Erythema multiforme
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Status
Non-billable / Header
Block
L49-L54
Child Codes
6
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- lipomelanotic reticulosis (I89.8)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- viral warts (B07.-)
Use Additional Code
Additional codes that should follow this code
- code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Child Codes (6)
Also Known As / Clinical Terms
UMLS
- EM - Erythema multiformeC0014742
- Erythaema polymorpheC0014742
- Erythema MultiformeC0014742
- Erythema multiformeC0014742
- Erythema multiforme (disorder)C0014742
- Erythema multiforme, unspecifiedC0014742
- Erythema polymorpheC0014742
- Oral erythema multiformeC0014742
- Target lesionC0014742
- erythema multiformeC0014742
- erythema multiformesC0014742
- erythema polymorpheC0014742
- multiforme erythemaC0014742
Frequently Asked Questions
What is ICD-10 code L51?
ICD-10-CM code L51 represents "Erythema multiforme". It is a non-billable header code — use a more specific child code for billing purposes.
Is L51 a billable code?
No, L51 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under L51.
What chapter is L51 in?
L51 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What codes cannot be used with L51?
L51 has Excludes1 notes indicating codes that cannot be used together with it, including: Lyme disease (A69.2-); rosacea (L71.-); staphylococcal scalded skin syndrome (L00); and 1 more.
What are the subcategories under L51?
L51 has 6 child codes, including: L51.0 (Nonbullous erythema multiforme), L51.1 (Stevens-Johnson syndrome), L51.2 (Toxic epidermal necrolysis [Lyell]), L51.3 (Stevens-Johnson synd-tox epdrml necrolysis overlap syndrome), and 2 more.
Are additional codes required with L51?
Yes, when using L51 you should also code: code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5).
What are the UMLS CUIs for L51?
L51 is linked to 1 UMLS Concept Unique Identifier: C0014742. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.