2026 ICD-10-CM Diagnosis Code N77Vulvovaginal ulceration and inflammation in diseases classified elsewhere

ICD-10-CM Codes›N00–N99›N70-N77›N77

ICD-10-CM N77
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

N77 is a non-billable ICD-10-CM category code for vulvovaginal ulceration and inflammation in diseases classified elsewhere, so it cannot be submitted on claims. Use a more specific code from this category instead, such as N77.0 and N77.1.

Code Identity

ICD-10-CM Code
N77
Billable Status
No — Non-Billable Category
Code Describes
Vulvovaginal ulceration and inflammation in diseases classified elsewhere
Chapter
N70-N77
Inflammatory diseases of female pelvic organs

Code Classification

ChapterN00–N99Diseases of the genitourinary system
SectionN70-N77Inflammatory diseases of female pelvic organs
CategoryN77Vulvovaginal ulceration and inflammation in diseases classified elsewhere
This CodeN77Vulvovaginal ulceration and inflammation in diseases classified elsewhere

Specific Coding for Vulvovaginal ulceration and inflam in diseases classd elswhrOverview

Non-specific codes like N77 require more characters. Use one of these billable codes instead:

  • Use N77.0 for Ulceration of vulva in diseases classified elsewhere

  • Use N77.1 for Vaginitis, vulvitis and vulvovaginitis in diseases classified elsewhere

Patient EducationClinical

Vaginal Diseases

Vaginal problems are some of the most common reasons women go to the doctor. They may have symptoms such as:

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About N77Overview

Is N77 a billable code?

No. This is a category header that groups the codes for vulvovaginal ulceration and inflammation in diseases classified elsewhere, and headers cannot be submitted on claims. Claims for vulvovaginal ulceration and inflammation in diseases classified elsewhere need a more specific code from this category, such as N77.0 and N77.1.