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)
Internal Codes
  • N64.82

    Hypoplasia of breast

  • N64.89

    Other specified disorders of breast

  • N64.9

    Disorder of breast, unspecified

  • N65.0

    Deformity of reconstructed breast

  • N65.1

    Disproportion of reconstructed breast

  • N70.01

    Acute salpingitis

  • N70.02

    Acute oophoritis

  • N70.03

    Acute salpingitis and oophoritis

  • N70.11

    Chronic salpingitis

  • N70.12

    Chronic oophoritis

  • N70.13

    Chronic salpingitis and oophoritis

  • N70.91

    Salpingitis, unspecified

  • N70.92

    Oophoritis, unspecified

  • N70.93

    Salpingitis and oophoritis, unspecified

  • N71.0

    Acute inflammatory disease of uterus

  • N71.1

    Chronic inflammatory disease of uterus

  • N71.9

    Inflammatory disease of uterus, unspecified

  • N72

    Inflammatory disease of cervix uteri

  • N73.0

    Acute parametritis and pelvic cellulitis

  • N73.1

    Chronic parametritis and pelvic cellulitis

  • N73.2

    Unspecified parametritis and pelvic cellulitis

  • N73.3

    Female acute pelvic peritonitis

  • N73.4

    Female chronic pelvic peritonitis

  • N73.5

    Female pelvic peritonitis, unspecified

  • N73.6

    Female pelvic peritoneal adhesions (postinfective)

  • N73.8

    Other specified female pelvic inflammatory diseases

  • N73.9

    Female pelvic inflammatory disease, unspecified

  • N74

    Female pelvic inflammatory disorders in diseases classified elsewhere

  • N75.0

    Cyst of Bartholin's gland

  • N75.1

    Abscess of Bartholin's gland

  • N75.8

    Other diseases of Bartholin's gland

  • N75.9

    Disease of Bartholin's gland, unspecified

  • 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

  • N76.81

    Mucositis (ulcerative) of vagina and vulva

  • N76.82

    Fournier disease of vagina and vulva

  • N76.89

    Other specified inflammation of vagina and vulva

  • N77.0

    Ulceration of vulva in diseases classified elsewhere

  • N77.1

    Vaginitis, vulvitis and vulvovaginitis in diseases classified elsewhere

  • 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

  • N80.101

    Endometriosis of right ovary, unspecified depth

  • N80.102

    Endometriosis of left ovary, unspecified depth

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