Is ICD-10-CM code Q45 billable?

No, Q45 (Other congenital malformations of digestive system) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code Q45 belong to?

Q45 belongs to Chapter 17 of the ICD-10-CM tabular list: Q00–Q99 (Congenital Malformations, Deformations and Chromosomal Abnormalities).

Q45Non-billable

Other congenital malformations of digestive system

Congenital Malformations, Deformations and Chromosomal Abnormalities·Other congenital malformations of the digestive system (Q38-Q45)·category·FY 2026

Use a more specific code (6 billable)

Q45.0Agenesis, aplasia and hypoplasia of pancreas Q45.1Annular pancreas Q45.2Congenital pancreatic cyst Q45.3Other congenital malformations of pancreas and pancreatic duct Q45.8Other specified congenital malformations of digestive system Q45.9Congenital malformation of digestive system, unspecified

CH17 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)

inborn errors of metabolism (E70-E88)

Instructional Notes

Excludes2(Not included here. Code separately if applicable.)

congenital diaphragmatic hernia (Q79.0)
congenital hiatus hernia (Q40.1)

Clinical Hierarchy

BillableHas subcodes

CH17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)

Q38-Q45Other congenital malformations of the digestive system (Q38-Q45)

Q45Other congenital malformations of digestive systemNot billable

Q45.0Agenesis, aplasia and hypoplasia of pancreasBillable

Q45.1Annular pancreasBillable

Q45.2Congenital pancreatic cystBillable

Q45.3Other congenital malformations of pancreas and pancreatic ductBillable

Q45.8Other specified congenital malformations of digestive systemBillable

Q45.9Congenital malformation of digestive system, unspecifiedBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.