ICD Code Q40.1

ICD code Q40.1 is congenital hiatus hernia, a birth defect where part of the stomach pushes up through the diaphragm into the chest cavity.

1. Presence of a herniation of abdominal contents through the esophageal hiatus of the diaphragm identified at birth or in early infancy

2. Symptoms of gastroesophageal reflux such as regurgitation, vomiting, or feeding difficulties in neonates or infants

3. Radiological or endoscopic evidence of a congenital defect at the esophageal hiatus

4. Absence of acquired causes or trauma leading to the hernia

5. Associated respiratory symptoms such as recurrent pneumonia, cough, or wheezing in infants

6. Failure to thrive or poor weight gain in the context of the above findings

Relevant CPT codes that may be used to treat ICD code Q40.1 include:

- 43280: Laparoscopy, surgical, esophagogastric fundoplasty (e.g., Nissen, Toupet procedures)

- 43281: Laparoscopy, surgical, repair of paraesophageal hernia, includes fundoplasty, when performed; without mesh

- 43282: Laparoscopy, surgical, repair of paraesophageal hernia, includes fundoplasty, when performed; with mesh

- 43332: Repair, paraesophageal hiatal hernia (including fundoplication), via thoracic or abdominal approach; without mesh

- 43333: Repair, paraesophageal hiatal hernia (including fundoplication), via thoracic or abdominal approach; with mesh

- 43334: Repair, paraesophageal hiatal hernia (without fundoplication), via thoracic or abdominal approach; without mesh

- 43335: Repair, paraesophageal hiatal hernia (without fundoplication), via thoracic or abdominal approach; with mesh

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