Colonoscopy, diagnostic in Waterbury, CT
In Waterbury, CT, 2 hospitals list a cash price for Colonoscopy, diagnostic: from $757.91 to $3,099.74, with a median of $2,434.68. The lowest listed price is at Saint Marys Hospital.
Cash prices at 2 facilities for code 45378, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between Mar 31, 2026 and May 13, 2026.
Where each hospital's price falls
Each dot is one hospital's cash price on a scale from the lowest to the highest in Waterbury, CT.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| Saint Marys Hospital lowest Waterbury, CT PR Colonoscopy Flexible Diagnostic W Collection Specimen Brushing/Washing | $757.91 | — | — | Mar 31, 2026 source file |
| Saint Marys Hospital Waterbury, CT HC Colon Flexible Dx W/Collection of Specimen(S) by Brushing/Washing (Restricted Method II CAH) | $2,434.68 | — | — | Mar 31, 2026 source file |
| UConn Health, Waterbury Hospital Waterbury, CT Colonoscopy flexible; DX including collection of specimen when performed | $3,099.74 | $6,199.47 | 50% | May 13, 2026 source file |
Outpatient: lowest $757.91, median $2,434.68, highest $3,099.74 — a 4.1× difference within the same market.
As an inpatient, the same code is billed by 2 facilities here, median $2,120.87. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.
What it is
A colonoscopy uses a long, flexible camera to look at the inside of the entire colon (large intestine). The diagnostic version, with no tissue taken, is used to look into symptoms like bleeding or changes in bowel habits and is also used for screening.
What the price covers
The facility price covers the procedure room and recovery. The gastroenterologist's fee, anesthesia and the bowel-prep medicine are usually billed or bought separately.