CMS Price Transparency Data

Blood test, magnesium

Facility: Kohala Hospital

Billing Code: 83735 (CPT)

Factual Cost Summary (Answer Capsule)

CPT Billing Code: 83735
Insurance Median: $9
Cash Discount Price: $70
vs. Medicare Baseline: 1.34x Medicare

The contracted insurance negotiated median rate for a Blood test, magnesium at Kohala Hospital is $9. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $70. Compared to the federal Medicare reimbursement reference rate of $6.7, this hospital’s rate is 1.34x the Medicare baseline. Located in 54-383 Hospital Road, Kapaau, HI.

Cash / Self-Pay

$70

Average discount available for prompt cash payment at this facility.

Insurance Median

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: $70 (1045%)

Insurance Median: $9 (134%)

Cash: $70 (1045% of Medicare)

Ins. Median: $9 (134% 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.

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
Alohacare	$7	104%
Hmsa	$7 - $13	104%
Humana	$7	104%
Kaiser	$7 - $96	104%
Ohana	$7	104%
UnitedHealthcare	$7 - $9	104%
Uha	$15	224%
Hma	$16	239%
Hmaa	$18	269%
Dmba	$81 - $86	1209%
Mdx	$98 - $104	1463%

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 $70.
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 Kohala Hospital 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.