CMS Price Transparency Data

Blood test, urea nitrogen (BUN, kidney)

Facility: North Carolina Baptist Hospital

Billing Code: 84520 (CPT)

Factual Cost Summary (Answer Capsule)
  • CPT Billing Code: 84520
  • Insurance Median: $11
  • Cash Discount Price: $17
  • vs. Medicare Baseline: 2.78x Medicare
The contracted insurance negotiated median rate for a Blood test, urea nitrogen (BUN, kidney) at North Carolina Baptist Hospital is $11. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $17. Compared to the federal Medicare reimbursement reference rate of $3.95, this hospital’s rate is 2.78x the Medicare baseline. Located in Medical Center Boulevard, Winston-Salem, NC.
Cash / Self-Pay
$17

Average discount available for prompt cash payment at this facility.

Insurance Median
$11

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: $17 (430%)
Insurance Median: $11 (278%)
Cash: $17 (430% of Medicare)
Ins. Median: $11 (278% 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.

Elevated Commercial Rate Alert (Value-Gap)

The negotiated rate at this facility is 278% of the Medicare baseline (a markup of 178%). Patients with high-deductible plans or out-of-network benefits may face excessive out-of-pocket costs.

Out-of-Pocket Cost Estimator

Estimate whether it is more economical to use your insurance or pay the upfront self-pay cash 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 $4 - $30 101%
Apex $4 101%
Blue Cross Blue Shield $4 - $13 101%
Cigna $4 - $21 101%
Devoted $4 101%
Healthteam $4 101%
Humana $4 - $19 101%
Medicare (plans) $4 101%
UnitedHealthcare $4 - $12 101%
Wellcare $4 - $7 101%
Liberty $5 127%
Alliance $7 177%
Ambetter / Centene $7 - $8 177%
Amerihealth $7 - $8 177%
Carolina Complete $7 177%
Health Blue $7 177%
Medcost $7 - $23 177%
Partners $7 177%
Trillium $7 177%
Vaya $7 177%
Oscar $10 - $13 253%
Directnet $20 - $21 506%
Cone Health $23 - $24 582%
Healthgram $23 - $24 582%
First Carolina Care $26 - $28 658%
Private Healthcare Systems $27 - $29 684%
Multiplan $30 - $32 759%

Self-Pay Upfront Cash Action Plan

Insurance In-Network Protection Plan

Facility Profile & Credentials

  • Address: Medical Center Boulevard, Winston-Salem, NC 27157
  • CMS Rating: ★★★★☆
  • Ownership Type: Voluntary non-profit - Private
  • Hospital Type: Acute Care Hospitals