Q40.1
BillableCongenital hiatus hernia
Q40.1 is the ICD-10-CM code for Congenital hiatus hernia. It is a billable, specific code valid for reimbursement.
Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities
Includes
- •Congenital displacement of cardia through esophageal hiatus
Excludes1 — not coded here
- •congenital diaphragmatic hernia (Q79.0)
Frequently asked questions
- What is ICD-10 code Q40.1?
- Q40.1 is the ICD-10-CM code for "Congenital hiatus hernia". It falls under Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities.
- Is Q40.1 a billable code?
- Yes — Q40.1 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from Q40.1?
- Excludes1 (not coded here): congenital diaphragmatic hernia (Q79.0).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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