2020 ICD-10-CM Diagnosis Code N77

Vulvovaginal ulceration and inflammation in diseases classified elsewhere

    2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
  • N77 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • Short description: Vulvovaginal ulceration and inflam in diseases classd elswhr
  • The 2020 edition of ICD-10-CM N77 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of N77 - other international versions of ICD-10 N77 may differ.
The following code(s) above N77 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to N77:
  • N00-N99
    2020 ICD-10-CM Range N00-N99

    Diseases of the genitourinary system

    Type 2 Excludes
    • 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)
    Diseases of the genitourinary system
  • N70-N77
    2020 ICD-10-CM Range N70-N77

    Inflammatory diseases of female pelvic organs

    Type 1 Excludes
    • 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.-)
    Inflammatory diseases of female pelvic organs
Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
ICD-10-CM Codes Adjacent To N77
N76.0 Acute vaginitis
N76.1 Subacute and chronic vaginitis
N76.2 Acute vulvitis
N76.3 Subacute and chronic vulvitis
N76.4 Abscess of vulva
N76.5 Ulceration of vagina
N76.6 Ulceration of vulva
N76.8 Other specified inflammation of vagina and vulva
N76.81 Mucositis (ulcerative) of vagina and vulva
N76.89 Other specified inflammation of vagina and vulva
N77 Vulvovaginal ulceration and inflammation in diseases classified elsewhere
N77.0 Ulceration of vulva in diseases classified elsewhere
N77.1 Vaginitis, vulvitis and vulvovaginitis in diseases classified elsewhere
N80 Endometriosis
N80.0 Endometriosis of uterus
N80.1 Endometriosis of ovary
N80.2 Endometriosis of fallopian tube
N80.3 Endometriosis of pelvic peritoneum
N80.4 Endometriosis of rectovaginal septum and vagina
N80.5 Endometriosis of intestine
N80.6 Endometriosis in cutaneous scar

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.