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
What this means — in plain language
MedlinePlus · NIHWhat are birth defects? A birth defect is a problem that happens while a baby is developing in the mother's body. Most birth defects happen during the first 3 months of pregnancy. One out of every 33 babies in the United States is born with a birth defect. A birth defect may affect how the body looks, works, or both. Some birth defects like cleft lip or neural tube defects are structural problems that can be easy to…
Read more about Birth Defects at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
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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