Colonoscopy, diagnostic in Madison, WI — inpatient
In Madison, WI, 2 hospitals list a cash price for Colonoscopy, diagnostic as an inpatient: from $1,615.20 to $1,922.70, with a median of $1,805.70. The lowest listed price is at Meriter Hospital, Inc.
Cash prices at 2 facilities across 2 cities for code 45378, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Jan 28, 2026 and Apr 1, 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 Madison, WI.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| Meriter Hospital, Inc lowest Madison, WI PR COLONOSCOPY FLX DX W/COLLJ SPEC WHEN PFRMD | $1,615.20 | $2,019.00 | 20% | Jan 28, 2026 source file |
| Aspirus Divine Savior Hospital Portage, WI Pro Colonoscopy Flx Dx W/Collj Spec When Pfrmd | $1,805.70 | $2,778.00 | 35% | Apr 1, 2026 source file |
| Aspirus Divine Savior Hospital Portage, WI COLONOSCOPY FLX DX W/COLLJ SPEC WHEN PFRMD | $1,805.70 | $2,778.00 | 35% | Apr 1, 2026 source file |
| Aspirus Divine Savior Hospital Portage, WI Fac Colonoscopy Flx Dx W/Collj Spec When Pfrmd | $1,922.70 | $2,958.00 | 35% | Apr 1, 2026 source file |
Inpatient: lowest $1,615.20, median $1,805.70, highest $1,922.70 — a 1.2× difference within the same market.
As an outpatient, the same code is billed by 2 facilities here, median $1,805.70 — that is the price to compare if you are not being admitted.
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.