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Q40.9

Congenital malformation of upper alimentary tract, unspecified

Billable FY2026 2025-10-01 → 2026-09-30
This is the unspecified option. 5 more specific codes sit alongside it. Worth checking whether the documentation supports one of them.
Instructional notes 2
Q40.9code
Inclusion terms
  • Congenital anomaly of upper alimentary tract
  • Congenital deformity of upper alimentary tract
Index entries leading here 3
  • Anomaly, anomalous (congenital) (unspecified type) Q89.9
  • Malformation (congenital) — see also Anomaly
  • Deformity Q89.9
Alongside this code 5 same parent — Q40
Q40.0 Congenital hypertrophic pyloric stenosis Q40.1 Congenital hiatus hernia Q40.2 Other specified congenital malformations of stomach Q40.3 Congenital malformation of stomach, unspecified Q40.8 Oth congenital malformations of upper alimentary tract
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

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This code

Billable
yes
Code set
FY2026
Parent
Q40
Block
Q38-Q45
Siblings
5

Present FY2024–FY2027.