ICD-10-CM Q43: Other congenital malformations of intestine

ICD-10-CM Diagnosis Code (2025)

Official Description for Q43

Other congenital malformations of intestine

Coding Notes & Guidelines for Q43

Excludes1: Not Coded Here
  • congenital fistula of anus with absence, atresia and stenosis (Q42.2)
  • congenital fistula of rectum with absence, atresia and stenosis (Q42.0)
  • congenital rectovaginal fistula (Q52.2)
  • congenital urethrorectal fistula (Q64.73)
  • pilonidal fistula or sinus (L05.-)
Inclusion Terms
  • Persistent omphalomesenteric duct
  • Persistent vitelline duct
Inclusion Terms
  • Aganglionosis
  • Congenital (aganglionic) megacolon
Inclusion Terms

Congenital dilatation of colon

Inclusion Terms
  • Congenital omental, anomalous adhesions [bands]
  • Congenital peritoneal adhesions [bands]
  • Incomplete rotation of cecum and colon
  • Insufficient rotation of cecum and colon
  • Jackson's membrane
  • Malrotation of colon
  • Rotation failure of cecum and colon
  • Universal mesentery
Inclusion Terms

Cloaca NOS

Inclusion Terms
  • Congenital blind loop syndrome
  • Congenital diverticulitis, colon
  • Congenital diverticulum, intestine
  • Dolichocolon
  • Megaloappendix
  • Megaloduodenum
  • Microcolon
  • Transposition of appendix
  • Transposition of colon
  • Transposition of intestine

Child Codes (More Specific Codes for Q43):

Q43.0 - Meckel's diverticulum (displaced) (hypertrophic) Q43.1 - Hirschsprung's disease 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

About ICD-10-CM Code Q43 (Other congenital malformations of intestine)

ICD-10-CM code Q43 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM Q43 became effective on October 1, 2024.

This page provides detailed information about Q43 - Other congenital malformations of intestine. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other congenital malformations of intestine.