ICD-10-CM Q40.1: Congenital hiatus hernia

ICD-10-CM Diagnosis Code (2025)

Official Description for Q40.1

Congenital hiatus hernia

Coding Notes & Guidelines for Q40.1

Excludes1: Not Coded Here

congenital diaphragmatic hernia (Q79.0)

Inclusion Terms

Congenital displacement of cardia through esophageal hiatus

Parent Code (Less Specific):

About ICD-10-CM Code Q40.1 (Congenital hiatus hernia)

ICD-10-CM code Q40.1 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 Q40.1 became effective on October 1, 2024.

This page provides detailed information about Q40.1 - Congenital hiatus hernia. 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 Congenital hiatus hernia.