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Q43.1

Hirschsprung's disease

Billable FY2026 2025-10-01 → 2026-09-30
Instructional notes 2
Q43.1code
Inclusion terms
  • Aganglionosis
  • Congenital (aganglionic) megacolon
Index entries leading here 7
  • Aganglionosis (bowel) (colon) Q43.1
  • Dilatation
  • Megacolon (acquired) (functional) (not Hirschsprung's disease) (in) K59.39
    • congenital, congenitum (aganglionic) Q43.1
    • Hirschsprung's (disease) Q43.1
  • Obstruction, obstructed, obstructive
  • Hirschsprung's disease or megacolon Q43.1
  • Ileus (bowel) (colon) (inhibitory) (intestine) K56.7
    • neurogenic K56.0
      • Hirschsprung's disease or megacolon Q43.1
  • Macrocolon Q43.1
Alongside this code 9 same parent — Q43
Q43.0 Meckel's diverticulum (displaced) (hypertrophic) Q43.2 Other congenital functional disorders of colon Q43.3 Congenital malformations of intestinal fixation Q43.4 Duplication of intestine Q43.5 Ectopic anus Q43.6 Congenital fistula of rectum and anus Q43.7 Persistent cloaca Q43.8 Other specified congenital malformations of intestine Q43.9 Congenital malformation of intestine, unspecified
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

CMS28HCC78

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This code

Billable
yes
Code set
FY2026
Parent
Q43
Block
Q38-Q45
Siblings
9

Present FY2024–FY2027.