CMS Price Transparency Data

Blood test, magnesium

Facility: Texas Childrens Hospital North Austin Campus

Billing Code: 83735 (CPT)

Factual Cost Summary (Answer Capsule)

CPT Billing Code: 83735
Insurance Median: $51
Cash Discount Price: $60
vs. Medicare Baseline: 7.61x Medicare

The contracted insurance negotiated median rate for a Blood test, magnesium at Texas Childrens Hospital North Austin Campus is $51. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $60. Compared to the federal Medicare reimbursement reference rate of $6.7, this hospital’s rate is 7.61x the Medicare baseline. Located in 9835 North Lake Creek Parkway Bldg A, Austin, TX.

Cash / Self-Pay

$60

Average discount available for prompt cash payment at this facility.

Insurance Median

$51

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: $60 (896%)

Insurance Median: $51 (761%)

Cash: $60 (896% of Medicare)

Ins. Median: $51 (761% 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 761% of the Medicare baseline (a markup of 661%). 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
Driscoll Children'S Health Plan Mcd	$7	104%
Superior Chip	$7	104%
Community Health Choice	$12 - $87	179%
First Care Health Plan	$14 - $87	209%
UnitedHealthcare	$14 - $87	209%
Molina Mcd	$16 - $41	239%
Blue Cross Blue Shield	$18 - $86	269%
Community First Health Plan Mcd	$21 - $54	313%
Cook Children'S Health Plan	$21 - $54	313%
Cigna	$30 - $87	448%
Aetna	$33 - $87	493%
Kelseycare	$34 - $88	507%
Healthsmart	$36 - $95	537%
Evolutions Healthcare	$39 - $102	582%
First Health	$46 - $129	687%
Multiplan	$47 - $122	701%
Galaxy Health Network	$49 - $129	731%

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 $60.
Request and sign a "Waiver of Insurance Submission" to prevent automatic billing.
Verify CPT Code matches exactly: 83735.

Insurance In-Network Protection Plan

Contact your insurance company to confirm Texas Childrens Hospital North Austin Campus is fully in-network.
Ask your insurer if "Prior Authorization" is required for CPT code 83735.
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.