ICDwise
Q00–Q99

Congenital Malformations, Deformations and Chromosomal Abnormalities

Down syndrome, congenital heart defects

1,086 codes · FY2026 · ICD-10-CM · Page 7 of 22

Q38.1 Ankyloglossia Billable Q38.2 Macroglossia Billable Q38.3 Other congenital malformations of tongue Billable Q38.4 Congenital malformations of salivary glands and ducts Billable Q38.5 Congenital malformations of palate, not elsewhere classified Billable Q38.6 Other congenital malformations of mouth Billable Q38.7 Congenital pharyngeal pouch Billable Q38.8 Other congenital malformations of pharynx Billable Q39 Congenital malformations of esophagus Non-billable Q39.0 Atresia of esophagus without fistula Billable Q39.1 Atresia of esophagus with tracheo-esophageal fistula Billable Q39.2 Congenital tracheo-esophageal fistula without atresia Billable Q39.3 Congenital stenosis and stricture of esophagus Billable Q39.4 Esophageal web Billable Q39.5 Congenital dilatation of esophagus Billable Q39.6 Congenital diverticulum of esophagus Billable Q39.8 Other congenital malformations of esophagus Billable Q39.9 Congenital malformation of esophagus, unspecified Billable Q40 Other congenital malformations of upper alimentary tract Non-billable Q40.0 Congenital hypertrophic pyloric stenosis Billable Q40.1 Congenital hiatus hernia Billable Q40.2 Other specified congenital malformations of stomach Billable Q40.3 Congenital malformation of stomach, unspecified Billable Q40.8 Other specified congenital malformations of upper alimentary tract Billable Q40.9 Congenital malformation of upper alimentary tract, unspecified Billable Q41 Congenital absence, atresia and stenosis of small intestine Non-billable Q41.0 Congenital absence, atresia and stenosis of duodenum Billable Q41.1 Congenital absence, atresia and stenosis of jejunum Billable Q41.2 Congenital absence, atresia and stenosis of ileum Billable Q41.8 Congenital absence, atresia and stenosis of other specified parts of small intestine Billable Q41.9 Congenital absence, atresia and stenosis of small intestine, part unspecified Billable Q42 Congenital absence, atresia and stenosis of large intestine Non-billable Q42.0 Congenital absence, atresia and stenosis of rectum with fistula Billable Q42.1 Congenital absence, atresia and stenosis of rectum without fistula Billable Q42.2 Congenital absence, atresia and stenosis of anus with fistula Billable Q42.3 Congenital absence, atresia and stenosis of anus without fistula Billable Q42.8 Congenital absence, atresia and stenosis of other parts of large intestine Billable Q42.9 Congenital absence, atresia and stenosis of large intestine, part unspecified Billable Q43 Other congenital malformations of intestine Non-billable Q43.0 Meckel's diverticulum (displaced) (hypertrophic) Billable Q43.1 Hirschsprung's disease Billable Q43.2 Other congenital functional disorders of colon Billable Q43.3 Congenital malformations of intestinal fixation Billable Q43.4 Duplication of intestine Billable Q43.5 Ectopic anus Billable Q43.6 Congenital fistula of rectum and anus Billable Q43.7 Persistent cloaca Billable Q43.8 Other specified congenital malformations of intestine Billable Q43.9 Congenital malformation of intestine, unspecified Billable Q44 Congenital malformations of gallbladder, bile ducts and liver Non-billable
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