Mayo immunoassay infectious agent antibody quantitative diptheria igg at St. Luke's Health Memorial San Augustine

511 E. Hospital Street, San Augustine, TX · CommonSpirit Health · · NPI 1578547345

Source: hospital's published price file ↗ · Published Feb 28, 2026 · Ingested Sep 10, 2026

$25.80

Cash price

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Discounted cash price

What a hospital charges a self-pay patient who pays directly, without going through insurance — usually well below the gross charge.

Example: A CT scan has a $3,200 gross charge but an $850 discounted cash price. Ask for it by name when scheduling — hospitals don't always advertise it up front.

Full explanation →

What you pay up front if you don't use insurance.

$172.00

Gross charge

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Gross charge (chargemaster price)

The hospital's full, undiscounted list price — pulled from its internal "chargemaster" price list. Almost no one actually pays this.

Example: A chest X-ray has a gross charge of $1,450. The same hospital's discounted cash price for the same X-ray is $180 — the gross charge mostly anchors negotiations, not what patients pay.

Full explanation →

The hospital's undiscounted list price — almost no one pays this.

$12.59 with TCHP vs $115.20 with Galaxy — same scan, same building. Share

Negotiated rates by payer
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Negotiated rate

The price a specific insurance plan agreed to pay the hospital for a service — it varies by insurer, and even by plan within the same insurer.

Example: The same knee MRI has a negotiated rate of $904 with one insurer's PPO plan and $1,509 with another's — identical hospital, identical scan.

Full explanation →

Payer
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Payer

The insurance company footing the bill — Aetna, UnitedHealthcare, Medicare, and so on.

Example: "Blue Cross Blue Shield" is the payer. Its negotiated rate for an MRI might be $904, while a different payer's negotiated rate for the same scan is $1,509.

Full explanation →
Plan
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Plan

The specific product an insurer sells — e.g. "Blue Cross PPO 500" — which sets your deductible, coinsurance and negotiated rates.

Example: Two people both insured by Aetna can owe very different amounts for the same MRI: $50 with an HMO plan's flat copay, or the full $1,200 toward a high-deductible PPO plan's unmet deductible.

Full explanation →
Negotiated rate vs. cash
TCHP Medicaid|All Plans $12.59 ↓ -51%
AETNA Medicare|All Plans $14.99 ↓ -42%
HUMANA Medicare|All Plans $14.99 ↓ -42%
Wellpoint Medicare|All Plans $15.44 ↓ -40%
CIGNA HEALTHSPRING Medicare|All Other Plans $15.74 ↓ -39%
UNITED Medicare|All Plans $15.74 ↓ -39%
BCBS Medicare|All Plans $15.74 ↓ -39%
CIGNA HEALTHSPRING Medicare|PPO $15.89 ↓ -38%
SCANHealth Medicare|All Plans $16.04 ↓ -38%
MD Save Commercial|All Plans $18.74 ↓ -27%
Wellpoint Medicaid|All Other Plans $20.54 ↓ -20%
UNITED Medicaid|All Other Plans $20.54 ↓ -20%
UNITED Medicaid|CHIP $20.54 ↓ -20%
UNITED Medicaid|STAR $20.54 ↓ -20%
UNITED Medicaid|STARKIDS $20.54 ↓ -20%
SUPERIOR Medicaid|STARPLUS $20.54 ↓ -20%
SUPERIOR Medicaid|All Other Plans $20.54 ↓ -20%
CIGNA HEALTHSPRING Medicaid|STARPLUS $20.95 ↓ -19%
Wellpoint Medicaid|STARPLUS $21.16 ↓ -18%
BCBS Medicaid|All Plans $21.57 ↓ -16%
United Commercial|Exchange $23.04 ↓ -11%
Wellpoint Commercial|Exchange $23.61 ↓ -8%
BCBS-TX Commercial|Blue Advantage HMO $28.48 ↑ +10%
United Commercial|All Other Plans $29.44 ↑ +14%
Aetna Commercial|All Plans $32.00 ↑ +24%
SUPERIOR Medicaid|STAR $32.25 ↑ +25%
Wellpoint Medicaid|STAR $32.25 ↑ +25%
UNITED Medicaid|STARPLUS $36.77 ↑ +43%
Entrust Commercial|All Plans $38.97 ↑ +51%
Angelina County Commercial|All Plans $40.92 ↑ +59%
Brookshire Brothers Commercial|All Plans $44.97 ↑ +74%
BCBS-TX Commercial|Blue Premier $49.47 ↑ +92%
BCBS-TX Commercial|HMO $52.47 ↑ +103%
BCBS-TX Commercial|PPO $60.56 ↑ +135%
Cigna Commercial|All Plans $64.30 ↑ +149%
PHCS Commercial|All Plans $87.04 ↑ +237%
Multiplan Commercial|All Plans $89.60 ↑ +247%
Humana Commercial|All Plans $89.60 ↑ +247%
Galaxy Commercial|All Plans $115.20 ↑ +347%

Visitor-reported prices

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Mayo immunoassay infectious agent antibody quantitative diptheria igg at other Texas hospitals

Hospital City Cash price Negotiated range
BAYLOR UNIVERSITY MEDICAL CENTER Dallas $86.84 $3.01 – $35.98
BAYLOR SCOTT & WHITE MEDICAL CENTER - BRENHAM Brenham $115.94 $0.98 – $35.98
BAYLOR SCOTT & WHITE MEDICAL CENTER - BUDA Suite 110 $79.27 $3.69 – $35.98
BAYLOR SCOTT & WHITE MEDICAL CENTER - CENTENNIAL Frisco $86.84 $3.92 – $35.98
BAYLOR SCOTT & WHITE MEDICAL CENTER - COLLEGE STATION College Station $115.94 $3.69 – $35.98
BAYLOR SCOTT & WHITE CONTINUING CARE HOSPITAL Temple $115.94 $4.37 – $35.98
BAYLOR SCOTT & WHITE EMERGENCY MEDICAL CENTER - CEDAR PARK Cedar Park $79.27 $3.69 – $35.98
BAYLOR SCOTT & WHITE ALL SAINTS MEDICAL CENTER - FORT WORTH Fort Worth $86.84 $3.92 – $35.98

All Texas hospitals for this procedure →