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L50

Non-billable

Urticaria

L50 is the ICD-10-CM code for Urticaria. It is a non-billable category code — use a more specific child code such as L50.0 for billing.

Status
Header (non-billable)
Chapter
L00-L99
Subcodes
9
Edition
FY2026

L00-L99 Diseases of the skin and subcutaneous tissue

What this means — in plain language

MedlinePlus · NIH

Hives are red and sometimes itchy bumps on your skin. An allergic reaction to a drug or food usually causes them. Allergic reactions cause your body to release chemicals that can make your skin swell up in hives. People who have other allergies are more likely to get hives than other people. Other causes include infections and stress. Hives are very common. They usually go away on their own, but if you have a…

Read more about Hives at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

  • •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)

Medications indicated for this condition

FDA labeling

Drugs whose FDA labeling lists this condition's category among its indications. Informational only — not a treatment recommendation or medical advice.

Conditions mapped to this code

MedlinePlus · NIH
Hives

Plain-language health-topic references grounded in MedlinePlus (NIH/NLM).

Frequently asked questions

What is ICD-10 code L50?
L50 is the ICD-10-CM code for "Urticaria". It falls under L00-L99 Diseases of the skin and subcutaneous tissue.
Is L50 a billable code?
No — L50 is a non-billable header code. Use a more specific child code (such as L50.0) for billing.
What are the subcodes of L50?
L50 has 9 more specific child codes, including L50.0, L50.1, L50.2.
What is excluded from L50?
Excludes1 (not coded here): allergic contact dermatitis (L23.-); angioneurotic edema (T78.3); giant urticaria (T78.3); hereditary angio-edema (D84.1).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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