Q45.9 Congenital malformation of digestive system, unspecified
Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.
Applicable to
- Congenital anomaly of digestive system
- Congenital deformity of digestive system
Applies from Q45 Other congenital malformations of digestive system
Excludes2 (not included here)
- congenital diaphragmatic hernia (Q79.0)
- congenital hiatus hernia (Q40.1)
MS-DRG index
Defines the logic of DRG(s) 393-395 in MDC 06.
Approximate ICD-9-CM (GEMs)
751.9 Unspecified anomaly of digestive system
Diagnosis Index entries for Q45.9
- Anomaly, anomalous (congenital) (unspecified type) › alimentary tract
- Anomaly, anomalous (congenital) (unspecified type) › digestive organ (s) or tract
- Anomaly, anomalous (congenital) (unspecified type) › gastrointestinal tract
- Anomaly, anomalous (congenital) (unspecified type) › mesentery
- Deformity › alimentary tract, congenital
- Deformity › digestive organ NOS
- Deformity › gastrointestinal tract (congenital) NOS
- Malformation (congenital) › alimentary tract
Nearby codes
Q45.0 Agenesis, aplasia and hypoplasia of pancreasQ45.1 Annular pancreasQ45.2 Congenital pancreatic cystQ45.3 Other congenital malformations of pancreas and pancreatic ductQ45.8 Other specified congenital malformations of digestive systemQ45.9 Congenital malformation of digestive system, unspecified (this code)