L50.1Billable

Idiopathic urticaria

Chapter
12. Diseases of the skin and subcutaneous tissue
Category
L50
Effective date
October 1, 2026

Related codes in category L50

L50UrticariaL50.0Allergic urticariaYesL50.2Urticaria due to cold and heatYesL50.3Dermatographic urticariaYesL50.4Vibratory urticariaYesL50.5Cholinergic urticariaYesL50.6Contact urticariaYesL50.8Other urticariaYesL50.9Urticaria, unspecifiedYes

Frequently asked questions

What is ICD-10 code L50.1?

L50.1 is an ICD-10-CM diagnosis code for Idiopathic urticaria.

Is L50.1 a billable code?

Yes. L50.1 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is L50.1 in?

L50.1 falls under Chapter 12: Diseases of the skin and subcutaneous tissue.

When did L50.1 become effective?

L50.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to L50.1?

L50.1 belongs to category L50, which includes 9 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.