L50.1
BillableIdiopathic urticaria
Idiopathic urticaria
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.-)
Also Known As / Clinical Terms
SNOMED CT
Frequently Asked Questions
What is ICD-10 code L50.1?
ICD-10-CM code L50.1 represents "Idiopathic urticaria". It is a billable/specific code that can be used on a claim.
Is L50.1 a billable code?
Yes, L50.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is L50.1 in?
L50.1 is in Chapter 12: Diseases of the Skin and Subcutaneous Tissue (codes L00-L99).
What codes cannot be used with L50.1?
L50.1 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 SNOMED CT codes does L50.1 map to?
L50.1 maps to 4 SNOMED CT concepts: 302161006, 402408009, 42265009, 402383003. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for L50.1?
L50.1 is linked to 1 UMLS Concept Unique Identifier: C0157741. 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.