Colonoscopy, diagnostic in Santa Rosa-Petaluma, CA — inpatient
In Santa Rosa-Petaluma, CA, 4 hospitals list a cash price for Colonoscopy, diagnostic as an inpatient: from $640.56 to $3,679.20, with a median of $1,612.62. The lowest listed price is at NorCal HealthConnect LLC.
Cash prices at 4 facilities across 3 cities for code 45378, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between Apr 1, 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 Santa Rosa-Petaluma, CA.
Hospitals, cheapest first
| Hospital | Cash price | List price | Off list | File date |
|---|---|---|---|---|
| NorCal HealthConnect LLC lowest Healdsburg, CA HC PR 45378 DX COLONOSCOPY FLEXIBLE W/COLLTN SPEC WHEN PFRMD CDM | $640.56 | $1,256.00 | 49% | Apr 1, 2026 source file |
| NorCal HealthConnect LLC Healdsburg, CA HC ED COLONOSCOPY FLX DX W/COLLJ SPEC WHEN PFRMD CDM | $847.62 | $1,662.00 | 49% | Apr 1, 2026 source file |
| St Joseph Health Northern California LLC Santa Rosa, CA HC ED COLONOSCOPY FLX DX W/COLLJ SPEC WHEN PFRMD CDM | $1,612.62 | $3,162.00 | 49% | Apr 1, 2026 source file |
| NorCal HealthConnect LLC Petaluma, CA HC ED COLONOSCOPY FLX DX W/COLLJ SPEC WHEN PFRMD CDM | $2,241.96 | $4,396.00 | 49% | Apr 1, 2026 source file |
| Kaiser Foundation Hospital - Santa Rosa Santa Rosa, CA COLONOSCOPY FLX DX W/COLLJ SPEC WHEN PFRMD | $3,679.20 | $6,570.00 | 44% | — source file |
Inpatient: lowest $640.56, median $1,612.62, highest $3,679.20 — a 5.7× difference within the same market.
As an outpatient, the same code is billed by 4 facilities here, median $1,612.62 — 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.