Colonoscopy, diagnostic at Memorial Hermann Katy Hospital. CPT 45378.
What Memorial Hermann Katy Hospital publishes for this service, straight from its standard-charges file, last updated April 1, 2026.
Outpatient / ER
$1,468cash price (self-pay)
$4,588list price
$934–$1,775range insurers pay
| Insurance plan | Negotiated rate |
|---|---|
| Aetna | Medicare Managed Care Plan | $934 |
| Community Health | Medicare Managed Care Plan | $1,028 |
| Procare Advantage | Medicare Managed Care Plan | $1,074 |
| Community Health | Prem/Select Exchange | $1,401 |
| Aetna | Exchange | $1,448 |
| Community Health | Ultra Exchange | $1,495 |
| 90 Degrees | All Commercial Plans | $1,775 |
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