All ICD10 Codes
Chapter 14

N00–N99: Diseases of the Genitourinary System

Diseases of the Genitourinary System diagnostic classification updated for 2026.

Chapter 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)
All CodesBillable Only
Internal Codes
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  • 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

  • N76.82—

    Fournier disease 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

  • N80.00—

    Endometriosis of the uterus, unspecified

  • N80.01—

    Superficial endometriosis of the uterus

  • N80.02—

    Deep endometriosis of the uterus

  • N80.03—

    Adenomyosis of the uterus

  • N80.1—

    Endometriosis of ovary

  • N80.10—

    Endometriosis of ovary, unspecified depth

  • N80.101—

    Endometriosis of right ovary, unspecified depth

  • N80.102—

    Endometriosis of left ovary, unspecified depth

  • N80.103—

    Endometriosis of bilateral ovaries, unspecified depth

  • N80.109—

    Endometriosis of ovary, unspecified side, unspecified depth

  • N80.11—

    Superficial endometriosis of the ovary

  • N80.111—

    Superficial endometriosis of right ovary

  • N80.112—

    Superficial endometriosis of left ovary

  • N80.113—

    Superficial endometriosis of bilateral ovaries

  • N80.119—

    Superficial endometriosis of ovary, unspecified ovary

  • N80.12—

    Deep endometriosis of ovary

  • N80.121—

    Deep endometriosis of right ovary

  • N80.122—

    Deep endometriosis of left ovary

  • N80.123—

    Deep endometriosis of bilateral ovaries

  • N80.129—

    Deep endometriosis of ovary, unspecified ovary

  • N80.2—

    Endometriosis of fallopian tube

  • N80.20—

    Endometriosis of fallopian tube, unspecified depth

  • N80.201—

    Endometriosis of right fallopian tube, unspecified depth

  • N80.202—

    Endometriosis of left fallopian tube, unspecified depth

  • N80.203—

    Endometriosis of bilateral fallopian tubes, unspecified depth

  • N80.209—

    Endometriosis of unspecified fallopian tube, unspecified depth

  • N80.21—

    Superficial endometriosis of fallopian tube

  • N80.211—

    Superficial endometriosis of right fallopian tube

  • N80.212—

    Superficial endometriosis of left fallopian tube

  • N80.213—

    Superficial endometriosis of bilateral fallopian tubes

  • N80.219—

    Superficial endometriosis of unspecified fallopian tube

  • N80.22—

    Deep endometriosis of the fallopian tube

  • N80.221—

    Deep endometriosis of right fallopian tube

  • N80.222—

    Deep endometriosis of left fallopian tube

  • N80.223—

    Deep endometriosis of bilateral fallopian tubes

  • N80.229—

    Deep endometriosis of unspecified fallopian tube

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