All ICD10 Codes

N77

Non-Billable
ChapterN00–N99
Rankcategory
Official Description

Vulvovaginal ulceration and inflammation in diseases classified elsewhere

Use a more specific code (2 billable)
N77.0Ulceration of vulva in diseases classified elsewhereN77.1Vaginitis, vulvitis and vulvovaginitis in diseases classified elsewhere
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 14: Diseases of the Genitourinary System (N00-N99).

CH14 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

N70-N77 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • inflammatory diseases of female pelvic organs complicating:
  • abortion or ectopic or molar pregnancy (O00-O07, O08.0)
  • pregnancy, childbirth and the puerperium (O23.-, O75.3, O85, O86.-)

Clinical Hierarchy

BillableHas subcodes
CH14Diseases of the genitourinary system (N00-N99)
N70-N77Inflammatory diseases of female pelvic organs (N70-N77)
N77Vulvovaginal ulceration and inflammation in diseases classified elsewhereNot billable
N77.0Ulceration of vulva in diseases classified elsewhereBillable
N77.1Vaginitis, vulvitis and vulvovaginitis in diseases classified elsewhereBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to N77:

blockN70-N77
Inflammatory diseases of female pelvic organs (N70-N77)
View context instructions
chapterCH14
Diseases of the genitourinary system (N00-N99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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