CMS Price Transparency Data

Blood antibody screen

Facility: Marshfield Medical Center - Eau Claire

Billing Code: 86850 (CPT)

Factual Cost Summary (Answer Capsule)

CPT Billing Code: 86850
Insurance Median: $47
Cash Discount Price: $54
vs. Medicare Baseline: 0.88x Medicare

The contracted insurance negotiated median rate for a Blood antibody screen at Marshfield Medical Center - Eau Claire is $47. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $54. Compared to the federal Medicare reimbursement reference rate of $53.24, this hospital’s rate is 0.88x the Medicare baseline. Located in 2310 Craig Rd, Eau Claire, WI.

Cash / Self-Pay

$54

Average discount available for prompt cash payment at this facility.

Insurance Median

$47

Median negotiated contract rate across all mapped commercial carriers.

Medicare Reference Rate

$53.24

Standard federal government reimbursement rate for this code.

Visual Cost Comparison vs. Medicare

Medicare Reference Baseline: $53.24 (100%)

Cash / Self-Pay: $54 (101%)

Insurance Median: $47 (88%)

Cash: $54 (101% of Medicare)

Ins. Median: $47 (88% of Medicare)

Understanding this gauge: We use the federal Medicare rate of $53.24 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	$5 - $61	9%
Group Health Cooperative Of Eau Claire	$5 - $58	9%
Security Health Plan (Shp)	$5 - $67	9%
Managed Health Services	$6	11%
Veteran'S Administration (Va Ccn)	$10	19%
Point Comfort Underwriters	$11	21%
Family Health Center (Fhc)	$24 - $32	45%
Amish/Mennonite	$27 - $35	51%
Sanford Health Plan	$27 - $35	51%
UnitedHealthcare	$34 - $53	64%
The Alliance	$38 - $458	71%
Besse Forest Products	$42 - $54	79%
Molina Healthcare Of Wi	$42 - $54	79%
Rice Lake School District	$42 - $54	79%
Wps Health Insurance	$43 - $62	81%
Medica Of Wi	$46 - $61	86%
Cigna	$47 - $61	88%
Corvel	$47 - $61	88%
Coventry	$47 - $61	88%
First Health	$47 - $61	88%
Health Partners	$47 - $61	88%
Health Smart	$47 - $61	88%
Healtheos By Multiplan Inc.	$47 - $61	88%
Three Rivers Provider Network (Trpn)	$47 - $61	88%
Trilogy	$47 - $61	88%
Rising Medical Work Comp	$48 - $62	90%

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 $54.
Request and sign a "Waiver of Insurance Submission" to prevent automatic billing.
Verify CPT Code matches exactly: 86850.

Insurance In-Network Protection Plan

Contact your insurance company to confirm Marshfield Medical Center - Eau Claire is fully in-network.
Ask your insurer if "Prior Authorization" is required for CPT code 86850.
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.