CMS Price Transparency Data

Diagnostic mammogram (both breasts)

Facility: Guadalupe Regional Medical Center

Billing Code: 77066 (CPT)

Factual Cost Summary (Answer Capsule)

CPT Billing Code: 77066
Insurance Median: $247
Cash Discount Price: $148
vs. Medicare Baseline: 1.57x Medicare

The contracted insurance negotiated median rate for a Diagnostic mammogram (both breasts) at Guadalupe Regional Medical Center is $247. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $148. Compared to the federal Medicare reimbursement reference rate of $156.98, this hospital’s rate is 1.57x the Medicare baseline. Located in 1215 E Court St, Seguin, TX.

Cash / Self-Pay

$148

Average discount available for prompt cash payment at this facility.

Insurance Median

$247

Median negotiated contract rate across all mapped commercial carriers.

Medicare Reference Rate

$156.98

Standard federal government reimbursement rate for this code.

Visual Cost Comparison vs. Medicare

Medicare Reference Baseline: $156.98 (100%)

Cash / Self-Pay: $148 (94%)

Insurance Median: $247 (157%)

Cash: $148 (94% of Medicare)

Ins. Median: $247 (157% of Medicare)

Understanding this gauge: We use the federal Medicare rate of $156.98 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
Superior Hlth Plan Mmcd	$63 - $212	40%
Healthcare Highways	$105 - $354	67%
UnitedHealthcare	$105 - $354	67%
Aetna	$119 - $401	76%
Humana	$119 - $401	76%
Cigna	$126 - $425	80%
Texas Mutual Insurance Co	$126 - $425	80%
Christus Exchange Health Plan	$145 - $247	92%
Mcr Clover Health	$145 - $247	92%
Mcr Texas Independence Health	$145 - $247	92%
Mcr Wellcare	$145 - $247	92%
Oscar Health Plan	$145 - $247	92%
Va Triwest Health Alliance	$145 - $247	92%
Blue Cross Blue Shield	$367 - $409	234%

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 $148.
Request and sign a "Waiver of Insurance Submission" to prevent automatic billing.
Verify CPT Code matches exactly: 77066.

Insurance In-Network Protection Plan

Contact your insurance company to confirm Guadalupe Regional Medical Center is fully in-network.
Ask your insurer if "Prior Authorization" is required for CPT code 77066.
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.