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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  • N81.6—

    Rectocele

  • N81.8—

    Other female genital prolapse

  • N81.81—

    Perineocele

  • N81.82—

    Incompetence or weakening of pubocervical tissue

  • N81.83—

    Incompetence or weakening of rectovaginal tissue

  • N81.84—

    Pelvic muscle wasting

  • N81.85—

    Cervical stump prolapse

  • N81.89—

    Other female genital prolapse

  • N81.9—

    Female genital prolapse, unspecified

  • N82—

    Fistulae involving female genital tract

  • N82.0—

    Vesicovaginal fistula

  • N82.1—

    Other female urinary-genital tract fistulae

  • 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—

    Noninflammatory disorders of ovary, fallopian tube and broad ligament

  • N83.0—

    Follicular cyst of ovary

  • N83.00—

    Follicular cyst of ovary, unspecified side

  • N83.01—

    Follicular cyst of right ovary

  • N83.02—

    Follicular cyst of left ovary

  • N83.1—

    Corpus luteum cyst

  • 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

  • N83.2—

    Other and unspecified ovarian cysts

  • N83.20—

    Unspecified ovarian cysts

  • N83.201—

    Unspecified ovarian cyst, right side

  • N83.202—

    Unspecified ovarian cyst, left side

  • N83.209—

    Unspecified ovarian cyst, unspecified side

  • N83.29—

    Other ovarian cysts

  • N83.291—

    Other ovarian cyst, right side

  • N83.292—

    Other ovarian cyst, left side

  • N83.299—

    Other ovarian cyst, unspecified side

  • N83.3—

    Acquired atrophy of ovary and fallopian tube

  • N83.31—

    Acquired atrophy of ovary

  • N83.311—

    Acquired atrophy of right ovary

  • N83.312—

    Acquired atrophy of left ovary

  • N83.319—

    Acquired atrophy of ovary, unspecified side

  • N83.32—

    Acquired atrophy of fallopian tube

  • 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

  • N83.33—

    Acquired atrophy of ovary and fallopian tube

  • 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

  • N83.4—

    Prolapse and hernia of ovary and fallopian tube

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