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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  • N46.123—

    Oligospermia due to obstruction of efferent ducts

  • N46.124—

    Oligospermia due to radiation

  • N46.125—

    Oligospermia due to systemic disease

  • N46.129—

    Oligospermia due to other extratesticular causes

  • N46.8—

    Other male infertility

  • N46.9—

    Male infertility, unspecified

  • N47—

    Disorders of prepuce

  • N47.0—

    Adherent prepuce, newborn

  • N47.1—

    Phimosis

  • N47.2—

    Paraphimosis

  • N47.3—

    Deficient foreskin

  • N47.4—

    Benign cyst of prepuce

  • N47.5—

    Adhesions of prepuce and glans penis

  • N47.6—

    Balanoposthitis

  • N47.7—

    Other inflammatory diseases of prepuce

  • N47.8—

    Other disorders of prepuce

  • N48—

    Other disorders of penis

  • N48.0—

    Leukoplakia of penis

  • N48.1—

    Balanitis

  • N48.2—

    Other inflammatory disorders of penis

  • N48.21—

    Abscess of corpus cavernosum and penis

  • N48.22—

    Cellulitis of corpus cavernosum and penis

  • N48.29—

    Other inflammatory disorders of penis

  • N48.3—

    Priapism

  • N48.30—

    Priapism, unspecified

  • N48.31—

    Priapism due to trauma

  • N48.32—

    Priapism due to disease classified elsewhere

  • N48.33—

    Priapism, drug-induced

  • N48.39—

    Other priapism

  • N48.5—

    Ulcer of penis

  • N48.6—

    Induration penis plastica

  • N48.8—

    Other specified disorders of penis

  • N48.81—

    Thrombosis of superficial vein of penis

  • N48.82—

    Acquired torsion of penis

  • N48.83—

    Acquired buried penis

  • N48.89—

    Other specified disorders of penis

  • N48.9—

    Disorder of penis, unspecified

  • N49—

    Inflammatory disorders of male genital organs, not elsewhere classified

  • N49.0—

    Inflammatory disorders of seminal vesicle

  • N49.1—

    Inflammatory disorders of spermatic cord, tunica vaginalis and vas deferens

  • N49.2—

    Inflammatory disorders of scrotum

  • N49.3—

    Fournier gangrene

  • N49.8—

    Inflammatory disorders of other specified male genital organs

  • N49.9—

    Inflammatory disorder of unspecified male genital organ

  • N50—

    Other and unspecified disorders of male genital organs

  • N50.0—

    Atrophy of testis

  • N50.1—

    Vascular disorders of male genital organs

  • N50.3—

    Cyst of epididymis

  • N50.8—

    Other specified disorders of male genital organs

  • N50.81—

    Testicular pain

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