CMS Price Transparency Data

Blood test, potassium

Facility: Atrium Health Union

Billing Code: 84132 (CPT)

Factual Cost Summary (Answer Capsule)

CPT Billing Code: 84132
Insurance Median: $33
Cash Discount Price: $39
vs. Medicare Baseline: 6.93x Medicare

The contracted insurance negotiated median rate for a Blood test, potassium at Atrium Health Union is $33. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $39. Compared to the federal Medicare reimbursement reference rate of $4.76, this hospital’s rate is 6.93x the Medicare baseline. Located in 600 Hospital Dr, Monroe, NC.

Cash / Self-Pay

$39

Average discount available for prompt cash payment at this facility.

Insurance Median

$33

Median negotiated contract rate across all mapped commercial carriers.

Medicare Reference Rate

$4.76

Standard federal government reimbursement rate for this code.

Visual Cost Comparison vs. Medicare

Medicare Reference Baseline: $4.76 (100%)

Cash / Self-Pay: $39 (819%)

Insurance Median: $33 (693%)

Cash: $39 (819% of Medicare)

Ins. Median: $33 (693% of Medicare)

Understanding this gauge: We use the federal Medicare rate of $4.76 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.

Elevated Commercial Rate Alert (Value-Gap)

The negotiated rate at this facility is 693% of the Medicare baseline (a markup of 593%). Patients with high-deductible plans or out-of-network benefits may face excessive out-of-pocket costs.

Consult Patient Advocate

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
Aetna	$5 - $48	105%
Cigna	$5 - $53	105%
Humana	$5	105%
UnitedHealthcare	$5 - $37	105%
Alliance	$6 - $12	126%
Amerihealth Caritas	$6 - $10	126%
Carolina Complete Health	$6 - $10	126%
Healthy Blue	$6 - $10	126%
Ortho Carolina	$6	126%
Partners	$6 - $10	126%
Trillium	$6 - $11	126%
Vaya	$6 - $11	126%
Wellcare	$6 - $10	126%
Blue Cross Blue Shield	$8 - $29	168%
Ambetter / Centene	$23 - $29	483%
Employers Health Network	$35 - $42	735%
Medcost	$42 - $51	882%
Magellan	$47	987%
Gmmi	$51	1071%
Quik Trip	$51	1071%
Healthgram	$63	1324%
Choicecare	$67	1408%
First Health	$67	1408%
Beechstreet	$71	1492%
Private Health Care Systems	$71	1492%
Provider Select	$71	1492%
Multiplan	$75	1576%

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 $39.
Request and sign a "Waiver of Insurance Submission" to prevent automatic billing.
Verify CPT Code matches exactly: 84132.

Insurance In-Network Protection Plan

Contact your insurance company to confirm Atrium Health Union is fully in-network.
Ask your insurer if "Prior Authorization" is required for CPT code 84132.
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.