L50
Non-billableUrticaria
Urticaria
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
9
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- Lyme disease (A69.2-)
- rosacea (L71.-)
- allergic contact dermatitis (L23.-)
- angioneurotic edema (T78.3)
- giant urticaria (T78.3)
- hereditary angio-edema (D84.1)
- Quincke's edema (T78.3)
- serum urticaria (T80.6-)
- solar urticaria (L56.3)
- urticaria neonatorum (P83.8)
- urticaria papulosa (L28.2)
- urticaria pigmentosa (D47.01)
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.-)
Child Codes (9)
L50.0Allergic urticaria
L50.1Idiopathic urticaria
L50.2Urticaria due to cold and heat
L50.3Dermatographic urticaria
L50.4Vibratory urticaria
L50.5Cholinergic urticaria
L50.6Contact urticaria
L50.8Other urticaria
L50.9Urticaria, unspecified
Also Known As / Clinical Terms
UMLS
- HivesC0042109
- Rash urticarialC0042109
- Unspecified urticariaC0042109
- UrticariaC0042109
- Urticaria (disorder)C0042109
- Urticaria (morphologic abnormality)C0042109
- Urticaria NOSC0042109
- Urticaria, unspecifiedC0042109
- Urticarial WhealC0042109
- Urticarial WhealsC0042109
- Urticarial rashC0042109
- UrticariasC0042109
- Urticated rashC0042109
- UrticationC0042109
- Wheal, UrticarialC0042109
- Wheals, UrticarialC0042109
- hiveC0042109
- hivedC0042109
- hivesC0042109
- hivingC0042109
- nettle rashC0042109
- nettles rashC0042109
- rash nettleC0042109
- urticariaC0042109
- urticaria nosC0042109
- urticarialC0042109
- urticarial rashC0042109
- urticariasC0042109
- weltC0042109
Frequently Asked Questions
What is ICD-10 code L50?
ICD-10-CM code L50 represents "Urticaria". It is a non-billable header code — use a more specific child code for billing purposes.
Is L50 a billable code?
No, L50 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 9 child codes under L50.
What chapter is L50 in?
L50 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What codes cannot be used with L50?
L50 has Excludes1 notes indicating codes that cannot be used together with it, including: Lyme disease (A69.2-); rosacea (L71.-); allergic contact dermatitis (L23.-); and 9 more.
What are the subcategories under L50?
L50 has 9 child codes, including: L50.0 (Allergic urticaria), L50.1 (Idiopathic urticaria), L50.2 (Urticaria due to cold and heat), L50.3 (Dermatographic urticaria), and 5 more.
What are the UMLS CUIs for L50?
L50 is linked to 1 UMLS Concept Unique Identifier: C0042109. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
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.