Q45 vs Q79.0
Q45 (Other congenital malformations of digestive system) compared with Q79.0 (Congenital diaphragmatic hernia), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. Q45 carries an Excludes2 note covering Q79.0: “congenital diaphragmatic hernia (Q79.0)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| Q45Other congenital malformations of digestive system | Q79.0Congenital diaphragmatic hernia | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | Q00-Q99 — Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99) | Q00-Q99 — Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99) |
| Definition | Other congenital malformations of digestive system is a non-billable ICD-10-CM category code (Q45). | Congenital diaphragmatic hernia is a billable ICD-10-CM diagnosis code (Q79.0). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources