Q45.9 – Congenital malformation of digestive system, unspecified

ICD-10-CM 2027 diagnosis code · Other congenital malformations of the digestive system

Billable code

ICD-10-CM code Q45.9
Code
Q45.9 (claims format: Q459)
Description
Congenital malformation of digestive system, unspecified
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
Block
Q38-Q45 Other congenital malformations of the digestive system
Parent codes
Q45

Notes for Q45.9

Applicable to:
  • Congenital anomaly of digestive system
  • Congenital deformity of digestive system

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Q45 – Other congenital malformations of digestive system

Excludes2 (not included here):
  • congenital diaphragmatic hernia (Q79.0)
  • congenital hiatus hernia (Q40.1)

Index terms for Q45.9

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in Q45

Frequently asked questions

What is ICD-10 code Q45.9?

Q45.9 is the ICD-10-CM code for congenital malformation of digestive system, unspecified, in the block Q38-Q45 (Other congenital malformations of the digestive system).

Is Q45.9 a billable code?

Yes. Q45.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does Q45.9 belong to?

It belongs to category Q45 – Other congenital malformations of digestive system.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.