CMS Price Transparency Data

Blood test, magnesium

Facility: Advocate Christ Hospital & Medical Center

Billing Code: 83735 (CPT)

Factual Cost Summary (Answer Capsule)
  • CPT Billing Code: 83735
  • Insurance Median: $44
  • Cash Discount Price: $44
  • vs. Medicare Baseline: 6.57x Medicare
The contracted insurance negotiated median rate for a Blood test, magnesium at Advocate Christ Hospital & Medical Center is $44. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $44. Compared to the federal Medicare reimbursement reference rate of $6.7, this hospital’s rate is 6.57x the Medicare baseline. Located in 4440 W 95Th Street, Oak Lawn, IL.
Cash / Self-Pay
$44

Average discount available for prompt cash payment at this facility.

Insurance Median
$44

Median negotiated contract rate across all mapped commercial carriers.

Medicare Reference Rate
$6.7

Standard federal government reimbursement rate for this code.

Visual Cost Comparison vs. Medicare

Medicare Reference Baseline: $6.7 (100%)
Cash / Self-Pay: $44 (657%)
Insurance Median: $44 (657%)
Cash: $44 (657% of Medicare)
Ins. Median: $44 (657% of Medicare)

Understanding this gauge: We use the federal Medicare rate of $6.7 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 657% of the Medicare baseline (a markup of 557%). 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
UnitedHealthcare $7 104%
Ambetter / Centene $10 149%
Molina $10 149%
Oscar Health Hmo $10 149%
Hstechnology $13 194%
Advocate Employee $24 - $44 358%
Cigna $30 448%
Aetna $36 537%
Blue Cross Blue Shield $36 - $72 537%
Private Healthcare Systems $40 - $80 597%
Multiplan $48 - $80 716%

Self-Pay Upfront Cash Action Plan

Insurance In-Network Protection Plan

Facility Profile & Credentials

  • Address: 4440 W 95Th Street, Oak Lawn, IL 60453
  • CMS Rating: ★★★☆☆
  • Ownership Type: Voluntary non-profit - Church
  • Hospital Type: Acute Care Hospitals