ICD-10-CM 2027 diagnosis code

N77Vulvovaginal ulceration and inflammation in diseases classified elsewhere

Not billable — use a more specific code

N77 is a header code, so it can't be reported by itself. Choose one of the 2 more specific codes beneath it.Short description: Vulvovaginal ulceration and inflam in diseases classd elswhr

Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About N77

N77 is the ICD-10-CM diagnosis code for Vulvovaginal ulceration and inflammation in diseases classified elsewhere. It belongs to block N70-N77 (inflammatory diseases of female pelvic organs) and chapter 14 (diseases of the genitourinary system). It is a header code, so it can't be reported by itself; one of its 2 subcodes must be used instead.

To report this condition, pick the subcode that matches the documentation: N77.0 (elsewhere) and N77.1 (elsewhere).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Specific codes under N77

Notes that apply from higher levels

Instructions written at a parent level also apply to N77.

Broader instructions also apply from N70-N77 Inflammatory diseases of female pelvic organs and Chapter 14: Diseases of the genitourinary system.

Code history

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2027

FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
No changes since FY2016.

Common questions about N77

Is N77 billable?: No. N77 is a header code. Report one of its more specific subcodes instead.