Colonoscopy, diagnostic at St Charles Hospital. CPT 45378.
What St Charles Hospital publishes for this service, straight from its standard-charges file, last updated April 1, 2026.
Outpatient / ER
$7,671cash price (self-pay)
$12,785list price
$903–$921range insurers pay
| Insurance plan | Negotiated rate |
|---|---|
| Humana Medicare [1010] | Humana Choice-PPO Medicare [101003] | $903 |
| Aetna Medicare [1003] | Aetna Medicare-Advantage PPO [103002] | $903 |
| Humana Medicare [1010] | Humana Gold Plus HMO [101001] | $903 |
| UHC Medicare [1011] | Unitedhealthcare Dual Complete [1011009] | $903 |
| Aetna Medicare [1003] | Aetna Medicare Advantage HMO [103003] | $903 |
| UHC Medicare [1011] | UHC Medicare Complete [44] | $903 |
| Caresource Mycare Ohio [4236] | Caresource Mycare Ohio Dual [4236001] | $921 |
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