N99.1Header code — not billable

Postprocedural urethral stricture

Chapter
14. Diseases of the genitourinary system
Category
N99
Effective date
October 1, 2026

Related codes in category N99

Frequently asked questions

What is ICD-10 code N99.1?

N99.1 is an ICD-10-CM diagnosis code for Postprocedural urethral stricture.

Is N99.1 a billable code?

No. N99.1 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 N99.1 in?

N99.1 falls under Chapter 14: Diseases of the genitourinary system.

When did N99.1 become effective?

N99.1 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to N99.1?

N99.1 belongs to category N99, which includes 12 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.