L73Header code — not billable

Other follicular disorders

Chapter
12. Diseases of the skin and subcutaneous tissue
Category
L73
Effective date
October 1, 2026

Related codes in category L73

Frequently asked questions

What is ICD-10 code L73?

L73 is an ICD-10-CM diagnosis code for Other follicular disorders.

Is L73 a billable code?

No. L73 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is L73 in?

L73 falls under Chapter 12: Diseases of the skin and subcutaneous tissue.

When did L73 become effective?

L73 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to L73?

L73 belongs to category L73, which includes 5 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.