N90.6Header code — not billable

Hypertrophy of vulva

Chapter
14. Diseases of the genitourinary system
Category
N90
Effective date
October 1, 2026

Related codes in category N90

Frequently asked questions

What is ICD-10 code N90.6?

N90.6 is an ICD-10-CM diagnosis code for Hypertrophy of vulva.

Is N90.6 a billable code?

No. N90.6 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 N90.6 in?

N90.6 falls under Chapter 14: Diseases of the genitourinary system.

When did N90.6 become effective?

N90.6 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to N90.6?

N90.6 belongs to category N90, 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.