Colonoscopy, diagnostic at St. Joseph’s Westgate Medical Center. CPT 45378.
What St. Joseph’s Westgate Medical Center publishes for this service, straight from its standard-charges file, last updated February 28, 2026.
Outpatient / ER
—cash price (self-pay)
—list price
$191–$4,686range insurers pay
| Insurance plan | Negotiated rate |
|---|---|
| Health Choice | Medicaid|All Plans | $191 |
| United | Medicaid|All Plans | $191 |
| United | Medicare|Dual Complete | $948 |
| Mercy Care Plan | Medicaid|All Plans | $972 |
| Aetna | Medicare|All Plans | $972 |
| BCBS - AZ | Medicare|All Plans | $972 |
| Care 1st | Medicare|All Plans | $972 |
| Cigna | Medicare|All Plans | $972 |
| First Health | Medicare|All Plans | $972 |
| Health Choice | Medicare|All Plans | $972 |
| Humana | Medicare|All Plans | $972 |
| Mercy Care Plan | Medicare|All Plans | $972 |
| Optum | Medicare|OptumCare | $972 |
| United | Medicare|All Other Plans | $972 |
| Devoted Health | Medicare|All Plans | $1,001 |
| Optum | Medicare|OptumHealth | $1,069 |
| BCBS - AZ | Commercial|MaricopaFocus | $2,372 |
| BCBS - AZ | Commercial|Neighborhood | $2,372 |
| Cigna | Commercial|Exchange | $2,401 |
| Cigna | Commercial|LocalPlus SureFit | $2,570 |
| BCBS - AZ | Commercial|All Other Plans | $3,162 |
| Cigna | Commercial|All Other Plans | $3,381 |
| BCBS - AZ | Commercial|Workers Comp | $4,686 |
Billed more than this?
Scan my billSnap a photo of your bill. We compare every line with these prices and coding rules, free.