CMS Price Transparency Data

Total knee replacement

Facility: St Charles Parish Hospital

Billing Code: 27447 (CPT)

Factual Cost Summary (Answer Capsule)

CPT Billing Code: 27447
Insurance Median: $11,814
Cash Discount Price: $7,956
vs. Medicare Baseline: 0.90x Medicare

The contracted insurance negotiated median rate for a Total knee replacement at St Charles Parish Hospital is $11,814. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $7,956. Compared to the federal Medicare reimbursement reference rate of $13,116.76, this hospital’s rate is 0.90x the Medicare baseline. Located in 1057 Paul Maillard Road, Luling, LA.

Cash / Self-Pay

$7,956

Average discount available for prompt cash payment at this facility.

Insurance Median

$11,814

Median negotiated contract rate across all mapped commercial carriers.

Medicare Reference Rate

$13,116.76

Standard federal government reimbursement rate for this code.

Visual Cost Comparison vs. Medicare

Medicare Reference Baseline: $13,116.76 (100%)

Cash / Self-Pay: $7,956 (61%)

Insurance Median: $11,814 (90%)

Cash: $7,956 (61% of Medicare)

Ins. Median: $11,814 (90% of Medicare)

Understanding this gauge: We use the federal Medicare rate of $13,116.76 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.

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
Cigna	$1,214	9%
Aetna	$1,902 - $11,814	15%
Tricare	$4,632 - $11,223	35%
Blue Cross Blue Shield	$9,507 - $11,814	72%
Medicaid / KanCare	$9,751	74%
American Health Advantage Of Louisiana (Formerly Dignity Health Plan)	$11,814	90%
Healthy Blue Dual Advantage (Hmo-D-Snp)	$11,814	90%
Humana	$11,814	90%
Medicare (plans)	$11,814	90%
Ochsner Health Plan	$11,814	90%
UnitedHealthcare	$11,814 - $12,499	90%

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 $7,956.
Request and sign a "Waiver of Insurance Submission" to prevent automatic billing.
Verify CPT Code matches exactly: 27447.

Insurance In-Network Protection Plan

Contact your insurance company to confirm St Charles Parish Hospital is fully in-network.
Ask your insurer if "Prior Authorization" is required for CPT code 27447.
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.