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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  • N82.2—

    Fistula of vagina to small intestine

  • N82.3—

    Fistula of vagina to large intestine

  • N82.4—

    Other female intestinal-genital tract fistulae

  • N82.5—

    Female genital tract-skin fistulae

  • N82.8—

    Other female genital tract fistulae

  • N82.9—

    Female genital tract fistula, unspecified

  • N83.00—

    Follicular cyst of ovary, unspecified side

  • N83.01—

    Follicular cyst of right ovary

  • N83.02—

    Follicular cyst of left ovary

  • N83.10—

    Corpus luteum cyst of ovary, unspecified side

  • N83.11—

    Corpus luteum cyst of right ovary

  • N83.12—

    Corpus luteum cyst of left ovary

  • N83.201—

    Unspecified ovarian cyst, right side

  • N83.202—

    Unspecified ovarian cyst, left side

  • N83.209—

    Unspecified ovarian cyst, unspecified side

  • N83.291—

    Other ovarian cyst, right side

  • N83.292—

    Other ovarian cyst, left side

  • N83.299—

    Other ovarian cyst, unspecified side

  • N83.311—

    Acquired atrophy of right ovary

  • N83.312—

    Acquired atrophy of left ovary

  • N83.319—

    Acquired atrophy of ovary, unspecified side

  • N83.321—

    Acquired atrophy of right fallopian tube

  • N83.322—

    Acquired atrophy of left fallopian tube

  • N83.329—

    Acquired atrophy of fallopian tube, unspecified side

  • N83.331—

    Acquired atrophy of right ovary and fallopian tube

  • N83.332—

    Acquired atrophy of left ovary and fallopian tube

  • N83.339—

    Acquired atrophy of ovary and fallopian tube, unspecified side

  • N83.40—

    Prolapse and hernia of ovary and fallopian tube, unspecified side

  • N83.41—

    Prolapse and hernia of right ovary and fallopian tube

  • N83.42—

    Prolapse and hernia of left ovary and fallopian tube

  • N83.511—

    Torsion of right ovary and ovarian pedicle

  • N83.512—

    Torsion of left ovary and ovarian pedicle

  • N83.519—

    Torsion of ovary and ovarian pedicle, unspecified side

  • N83.521—

    Torsion of right fallopian tube

  • N83.522—

    Torsion of left fallopian tube

  • N83.529—

    Torsion of fallopian tube, unspecified side

  • N83.53—

    Torsion of ovary, ovarian pedicle and fallopian tube

  • N83.6—

    Hematosalpinx

  • N83.7—

    Hematoma of broad ligament

  • N83.8—

    Other noninflammatory disorders of ovary, fallopian tube and broad ligament

  • N83.9—

    Noninflammatory disorder of ovary, fallopian tube and broad ligament, unspecified

  • N84.0—

    Polyp of corpus uteri

  • N84.1—

    Polyp of cervix uteri

  • N84.2—

    Polyp of vagina

  • N84.3—

    Polyp of vulva

  • N84.8—

    Polyp of other parts of female genital tract

  • N84.9—

    Polyp of female genital tract, unspecified

  • N85.00—

    Endometrial hyperplasia, unspecified

  • N85.01—

    Benign endometrial hyperplasia

  • N85.02—

    Endometrial intraepithelial neoplasia [EIN]

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