N45Header code — not billable
Orchitis and epididymitis
- Chapter
- 14. Diseases of the genitourinary system
- Category
- N45
- Effective date
- October 1, 2026
Related codes in category N45
Frequently asked questions
What is ICD-10 code N45?
N45 is an ICD-10-CM diagnosis code for Orchitis and epididymitis.
Is N45 a billable code?
No. N45 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 N45 in?
N45 falls under Chapter 14: Diseases of the genitourinary system.
When did N45 become effective?
N45 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to N45?
N45 belongs to category N45, which includes 4 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.