CMS Price Transparency Data

Colonoscopy (diagnostic)

Facility: Gundersen Lutheran Medical Center

Billing Code: 45378 (CPT)

Factual Cost Summary (Answer Capsule)

CPT Billing Code: 45378
Insurance Median: $875
Cash Discount Price: Unavailable
vs. Medicare Baseline: 0.92x Medicare

The contracted insurance negotiated median rate for a Colonoscopy (diagnostic) at Gundersen Lutheran Medical Center is $875. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is unavailable. Compared to the federal Medicare reimbursement reference rate of $950.1, this hospital’s rate is 0.92x the Medicare baseline. Located in 1910 South Ave, La Crosse, WI.

Cash / Self-Pay

Unavailable

Average discount available for prompt cash payment at this facility.

Insurance Median

$875

Median negotiated contract rate across all mapped commercial carriers.

Medicare Reference Rate

$950.1

Standard federal government reimbursement rate for this code.

Visual Cost Comparison vs. Medicare

Medicare Reference Baseline: $950.1 (100%)

Insurance Median: $875 (92%)

Ins. Median: $875 (92% of Medicare)

Understanding this gauge: We use the federal Medicare rate of $950.1 as the cost baseline. Rates below the baseline represent excellent value. In-network commercial rates commonly hover around 150% - 250% of Medicare, while rates exceeding 300% are elevated. Hover over the green and blue markers to view detailed calculations.

Out-of-Pocket Cost Estimator

Estimate whether it is more economical to use your insurance or pay the upfront self-pay cash rate.

Billing Status

Remaining Deductible ($)

Your Coinsurance Rate (%)

Input your details and click calculate to compare out-of-pocket costs.

Commercial Insurance Negotiated Rates

Negotiated contract ranges established by major commercial carriers at this facility.

Carrier / Plan Group	Contract Rate Range	vs. Medicare Reference
Blue Cross Blue Shield	$377 - $1,816	40%
Group Health Eau Claire	$430	45%
Group Health Of South Central	$430	45%
Icare	$430 - $903	45%
Iowa Total Care	$430	45%
Managed Health Service	$430	45%
UnitedHealthcare	$430 - $903	45%
Health Partners	$871	92%
Ucare	$871 - $948	92%
Amerigroup	$875 - $903	92%
Molina Health	$875	92%
Aetna	$903	95%
Medical Associates	$903	95%
Alliance	$3,487 - $4,611	367%

Self-Pay Upfront Cash Action Plan

Request a "Self-Pay classification" with the billing desk before receiving care.
Ask for a written "Prompt-Pay Discount" agreement quoting the price of $X.
Request and sign a "Waiver of Insurance Submission" to prevent automatic billing.
Verify CPT Code matches exactly: 45378.

Insurance In-Network Protection Plan

Contact your insurance company to confirm Gundersen Lutheran Medical Center is fully in-network.
Ask your insurer if "Prior Authorization" is required for CPT code 45378.
Confirm the specific physician or imaging center is also in-network (not just the hospital building).
Audit your Explanation of Benefits (EOB) against the final itemized hospital invoice.