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Q40Non-billableSave

Q40 - Other congenital malformations of upper alimentary tract

ICD-10-CM Chapter 17: Congenital malformations, deformations and chromosomal abnormalities · Q38-Q45 Other congenital malformations of the digestive system (Q38-Q45) · Top-level category · FY2027

Coding Guidance

Q40 is a non-billable heading. Report one of the 6 more specific codes below.

Includes, Excludes and Coding Notes

Excludes 2 — Not Included HereFrom Chapter Q00-Q99

Not part of this code; report both codes when the patient has both conditions.

  • inborn errors of metabolism (E70-E88)
NotesFrom Chapter Q00-Q99

Instructional notes from the ICD-10-CM tabular list.

  • Codes from this chapter are not for use on maternal records

More Specific Codes (6)

Q40.0Congenital hypertrophic pyloric stenosis→Q40.1Congenital hiatus hernia→Q40.2Other specified congenital malformations of stomach→Q40.3Congenital malformation of stomach, unspecified→Q40.8Other specified congenital malformations of upper alimentary tract→Q40.9Congenital malformation of upper alimentary tract, unspecified→

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with Q40.