Colonoscopy (diagnostic)
Facility: Saint Thomas Hospital for Spinal Surgery
Billing Code: 45378 (CPT)
This hospital's typical commercial price is $1,477 compared to the $1,177 fair price benchmark.
Balances commercial hospital prices against CMS clinical safety, infection control, and patient experience.
Highest price of the 9 TN hospitals we have prices for — worth calling around.
Black dot = this hospital, among the 9 TN hospitals with a price for this procedure. Full list below.
A fair price for a Colonoscopy (diagnostic) is about $1,177 (about 1.2× the $950 Medicare rate). Saint Thomas Hospital for Spinal Surgery charges insurers about $1,477, or about $1,163 in cash — above the fair price. Located in Nashville, TN.
This price is above the fair BaseRate — you may be able to pay less
Ask the hospital for the cash / self-pay price, check whether you qualify for financial assistance, or negotiate the bill down toward the fair price of about $1,177. Many patients pay well below the first number they’re quoted — the checklists below walk you through it.
What each insurance company pays
Which insurers have negotiated a price with this hospital for this procedure — and which haven’t.
4 of 6 major insurers have a published price at this hospital
Crossed out = this hospital hasn’t published a negotiated price for that insurer for this procedure. It doesn’t necessarily mean they aren’t accepted — ask your insurer.
| Insurance company | Price range | vs. Medicare |
|---|---|---|
| UnitedHealthcaremajor | $2,752 - $3,347 | 290% |
| Blue Cross Blue Shieldmajor | $584 - $4,936 | 61% |
| Aetnamajor | $1,477 | 155% |
| Cignamajor | $676 - $779 | 71% |
| Oscar Health | $502 | 53% |
Self-Pay How to get the cash price
Insurance Before you use insurance
Estimate your out-of-pocket cost
A rough estimate of what you’d pay with insurance (deductible + coinsurance) versus paying the cash price yourself.
Other Procedures at Saint Thomas Hospital for Spinal Surgery
Compare: Colonoscopy (diagnostic) at other TN hospitals
- Metro Nashville General Hospital · Nashville $166
- St Jude Childrens Research Hospital · Memphis $309
- Williamson Medical Center · Franklin $327
- Erlanger Bledsoe Hospital · Pikeville $362
- Erlanger Medical Center · Chattanooga $420
- Rhea Medical Center · Dayton $489
- Haywood County Community Hospital · Brownsville $496
- University Health System, Inc · Knoxville $779
Insurance negotiated median for the same procedure, sorted lowest first.
Audit a Bill or Quote at Saint Thomas Hospital for Spinal Surgery (Zero PHI Required)
Statutory 501(r) AGB Cap Limits Bill to $1,287
At 274% FPL (201%–400% FPL tier), 26 U.S.C. § 501(r)(5) caps FAP-eligible bills at Amounts Generally Billed (36.3% of gross = $1,287).
Self-Pay Cash Rate ($1,163) Beats Your Bill
Saint Thomas Hospital for Spinal Surgery's published 45 CFR § 180 self-pay cash rate is $1,163 (vs. $1,477 commercial insurer median). Ask billing to reclassify the visit to prompt-pay self-pay if it beats your deductible.
Negotiate Toward $1,177 Fair BaseRate ($950 Medicare)
Your bill ($3,545) is $2,368 above the denoised Fair BaseRate ($1,177) and 3.7× the $950 Medicare rate.
How to Pay Less Nearby: Freestanding Centers, Insurer Leverage & Outpatient Savings
Verify the Raw Data: Official Hospital MRF, CMS Medicare.gov & Federal Filings
Safe-Harbor Data Corrections: Parsed directly from public 45 CFR § 180 hospital filings, CMS Care Compare, and CMS HCRIS cost reports. Hospital compliance officers may submit updated MRF URLs or rate tables for verification.