DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Block · Chapter 17

Q50-Q56 Congenital malformations of genital organs (Q50-Q56)

Block Q50-Q56 groups 7 categories with 91 billable codes in FY2027.

Where it sits

  1. Chapter 17 Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
  2. Q50-Q56 Congenital malformations of genital organs (Q50-Q56)

Neighbouring blocks

Categories
7
Billable codes
91
CC codes
0
MCC codes
0
HCC V28 codes
0
New FY2027
0

Categories in Q50-Q56

  • Q50

    Congenital malformations of ovaries, fallopian tubes and broad ligaments

    Fimbrial cyst → Q50.4

    • 10 billable codes
  • Q51

    Congenital malformations of uterus and cervix

    Arcuate uterus → Q51.810

    • 18 billable codes
  • Q52

    Other congenital malformations of female genitalia

    Cribriform hymen → Q52.3

    • 19 billable codes
  • Q53

    Undescended and ectopic testicle

    Maldescent, testis → Q53.9

    • 14 billable codes
  • Q54

    Hypospadias

    Hypospadias → Q54.9

    • 7 billable codes
  • Q55

    Other congenital malformations of male genital organs

    Diphallus → Q55.69

    • 18 billable codes
  • Q56

    Indeterminate sex and pseudohermaphroditism

    Ovotestis → Q56.0

    • 5 billable codes

Index main terms

  • Cyst (colloid) (mucous) (simple) (retention) → Q50, Q51, Q52, Q55 (45 entries)
  • Anomaly, anomalous (congenital) (unspecified type) → Q50, Q51, Q52, Q55 (36 entries)
  • Absence (of) (organ or part) (complete or partial) → Q50, Q51, Q52, Q55 (26 entries)
  • Malformation (congenital) → Q50, Q51, Q52, Q55 (25 entries)
  • Agenesis → Q50, Q51, Q52, Q55 (24 entries)
  • Deformity → Q50, Q51, Q52, Q55 (18 entries)
  • Accessory (congenital) → Q50, Q51, Q52, Q55 (14 entries)
  • Fistula (cutaneous) → Q51, Q52, Q55 (14 entries)
  • Atresia, atretic → Q50, Q51, Q52, Q55 (13 entries)
  • Double → Q51, Q52 (13 entries)
  • Hypoplasia, hypoplastic → Q50, Q51, Q52, Q55 (13 entries)
  • Septum, septate (congenital) → Q51, Q52 (13 entries)
  • Distortion(s) (congenital) → Q50, Q51, Q52 (12 entries)
  • Hypospadias → Q54 (8 entries)
  • Malposition → Q50, Q51, Q52, Q55 (8 entries)

+87 more main terms; the search box finds them by word.

Block instructions

Excludes1

  • androgen insensitivity syndrome (E34.5-) E34.5
  • syndromes associated with anomalies in the number and form of chromosomes (Q90-Q99) Q90 Q99

Notes that also apply

Chapter 17 instructions (Notes 1, Excludes2 1): printed on the chapter 17 page.