How much does colonoscopy, diagnostic cost in Colorado?

CPT 45378 — the fair price, every hospital's price, and the Medicare benchmark for Colorado.

Estimates only. Educational estimates from public Medicare benchmarks and hospital-published prices — not a guarantee, and not legal, medical, or financial advice.
45378 Colonoscopy, diagnostic
Ask to pay
$1,628
This is the local cash / self-pay price — usually the best rate you can ask for.
What Medicare paysⓘ
$912
Typical price near you
$1,540
Cash / self-pay price
$1,628
Prices near you — 39 facilities, lowest first
FacilityTypePricevs MedicareQuality
Children's Hospital Colorado (Aurora) lowest ⚠ likely error Hospital $174negotiated 0.2× —
CommonSpirit St. Mary-Corwin Hospital (Pueblo) ⚠ likely error Hospital $175negotiated 0.2× ★★★★★
CommonSpirit Mercy Hospital (Durango) ⚠ likely error Hospital $175negotiated 0.2× ★★★★★
CommonSpirit St. Anthony Hospital (Lakewood) ⚠ likely error Hospital $175negotiated 0.2× ★★★★★
CommonSpirit Penrose Hospital (Colorado Springs) ⚠ likely error Hospital $175negotiated 0.2× ★★★★★
CommonSpirit Longmont United Hospital ⚠ likely error Hospital $179negotiated 0.2× ★★★★★
Boulder Community Health Foothills Hospital (Boulder) ⚠ likely error Hospital $180cash 0.2× ★★★★★
Vail Health Hospital (Vail) Hospital $352cash 0.4× ★★★★★
Montrose Regional Health (Montrose) Hospital $435cash 0.5× ★★★★★
Denver Health Medical Center (Denver) Hospital $622cash 0.7× ★★★★★
UCHealth Yampa Valley Medical Center (Steamboat Springs) Hospital $968negotiated 1.1× —
AdventHealth Avista (Louisville) Hospital $1,296negotiated 1.4× ★★★★★
Prices from each hospital's public machine-readable file; imaging & surgery-center prices are published self-pay rates (often the cheapest option). vs Medicare is how many times the Medicare rate each facility charges. 12 unusually low/high prices excluded from the typical price as likely data errors.
💬 What to say — negotiation scripts
  • For 45378 (Colonoscopy, diagnostic), Medicare's benchmark rate is $911.71. A fair self-pay target for this line is $1,627.50. If I was charged more than that, please reduce it toward this benchmark.
  • Your own published cash / self-pay price for 45378 is $1,627.50, and negotiated rates at nearby facilities run $622.39–$1,991.36. Please apply a rate in that range to my bill rather than the gross charge.
  • Please send a fully itemized bill listing every CPT/HCPCS/DRG code and its individual charge, so I can review each line against published rates.
  • Separately, what is your financial assistance / charity care policy, and am I eligible? Please send me the application and the income thresholds.
See colonoscopy, diagnostic prices in another area
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What should 45378 cost in Colorado?

For colonoscopy, diagnostic (CPT 45378) in Colorado, a fair self-pay price is around $1,540, with hospitals ranging from $622 to $1,991 across 39 facilities. Medicare's benchmark rate is $912, the floor to negotiate toward. The card above lists each hospital's price, cheapest first, with CMS quality stars.

Frequently asked questions

How much does colonoscopy, diagnostic cost in Colorado?

A fair self-pay price for colonoscopy, diagnostic (CPT 45378) in Colorado is around $1,540, with hospital prices ranging from $622 to $1,991 across 39 facilities. These are estimates from hospital-published prices, not a guarantee.

What is the Medicare rate for CPT 45378?

Medicare pays about $912 for colonoscopy, diagnostic (CPT 45378). That's the negotiation floor — a fair cash-pay target is roughly 1.5–2× it, well below typical gross charges.

Can I negotiate the price of colonoscopy, diagnostic?

Yes. Under the federal Hospital Price Transparency rule hospitals must publish these rates, so you can ask to pay the cash or negotiated rate instead of the gross charge. Paste your bill on the home page for a ready-to-send appeal letter and the exact numbers to cite.

Got a bill for this?

If you were charged more than the fair price, you can usually negotiate it down. Paste your itemized bill to get a personalized appeal letter, the exact numbers to cite, an AI negotiation coach, and a charity-care eligibility check — free.

Compare other procedures in Colorado

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Prices last refreshed September 2026 from each hospital's official CMS machine-readable file. Medicare rate: CY2025 OPPS/PFS/CLFS. Estimates only — not a guarantee.