CMS Price Transparency Data

Blood test, urea nitrogen (BUN, kidney)

Facility: Ascension Ne Wisconsin - St Elizabeth Campus

Billing Code: 84520 (CPT)

Factual Cost Summary (Answer Capsule)

CPT Billing Code: 84520
Insurance Median: $6
Cash Discount Price: $11
vs. Medicare Baseline: 1.52x Medicare

The contracted insurance negotiated median rate for a Blood test, urea nitrogen (BUN, kidney) at Ascension Ne Wisconsin - St Elizabeth Campus is $6. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $11. Compared to the federal Medicare reimbursement reference rate of $3.95, this hospital’s rate is 1.52x the Medicare baseline. Located in 1506 S Oneida St, Appleton, WI.

Cash / Self-Pay

$11

Average discount available for prompt cash payment at this facility.

Insurance Median

Median negotiated contract rate across all mapped commercial carriers.

Medicare Reference Rate

$3.95

Standard federal government reimbursement rate for this code.

Visual Cost Comparison vs. Medicare

Medicare Reference Baseline: $3.95 (100%)

Cash / Self-Pay: $11 (278%)

Insurance Median: $6 (152%)

Cash: $11 (278% of Medicare)

Ins. Median: $6 (152% of Medicare)

Understanding this gauge: We use the federal Medicare rate of $3.95 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	$4	101%
Medicare (plans)	$4	101%
Veterans Administration	$4	101%
Wellcare	$4	101%
Centivo Nw1	$5 - $28	127%
Centivo Nw3	$5 - $28	127%
Alliance	$6	152%
Smarthealth	$6	152%
Molina Marketplace	$8	203%
Sehn	$8	203%
Network Health Plan	$9	228%
Cchp	$13	329%
Cigna	$15	380%

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 $11.
Request and sign a "Waiver of Insurance Submission" to prevent automatic billing.
Verify CPT Code matches exactly: 84520.

Insurance In-Network Protection Plan

Contact your insurance company to confirm Ascension Ne Wisconsin - St Elizabeth Campus is fully in-network.
Ask your insurer if "Prior Authorization" is required for CPT code 84520.
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.