Colonoscopy, diagnostic at St. Michael Medical Center. CPT 45378.
What St. Michael 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
$1,063–$3,966range insurers pay
| Insurance plan | Negotiated rate |
|---|---|
| CHPW | Medicare|All Plans | $1,063 |
| Kaiser | Medicare|All Plans | $1,063 |
| Optum | Medicare|All Plans | $1,073 |
| Wellcare | Medicare|All Plans | $1,082 |
| Aetna | Medicare|All Plans | $1,094 |
| BCBS - Premera | Medicare|All Plans | $1,094 |
| BCBS - Regence | Medicare|All Plans | $1,094 |
| Humana | Medicare|All Plans | $1,137 |
| Molina | Medicare|All Plans | $1,148 |
| United | Medicare|All Plans | $1,148 |
| Sound Family Medicine | Commercial|All Plans | $2,125 |
| Molina | Commercial|Marketplace Exchange | $2,444 |
| Coordinated Care | Commercial|Ambetter Exchange | $2,486 |
| Uniform Medical Plan | Commercial|All Plans | $2,527 |
| BCBS - Regence | Commercial|All Plans | $2,906 |
| BCBS - Premera | Commercial|LifeWise Primary Exchange | $3,589 |
| Kaiser | Commercial|All Plans | $3,917 |
| BCBS - Premera | Commercial|All Other Plans | $3,966 |
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