Infectious agent antigen immunoassay ql/sq multi step shiga-like toxin at HENDERSONVILLE MEDICAL CENTER

355 NEW SHACKLE ISLAND ROAD, HENDERSONVILLE, TN · Tristarhealth · · NPI 1538114434

Source: hospital's published price file ↗ · Published Mar 1, 2026 · Ingested Sep 16, 2026

$33.24

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.

$33.24

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.

$5.39 with Wellpoint vs $47.92 with Humana — 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
Wellpoint MGMCD $5.39 ↓ -84%
Kentucky Labor Cabinet WORKERSCOMP $6.12 ↓ -82%
Pruitt Health (AllyAlign) MCR $6.32 ↓ -81%
NHC Advantage, Inc. MCRHMO $6.32 ↓ -81%
Apex Health MCR $6.32 ↓ -81%
Humana TRICARE $8.31 ↓ -75%
United OptionsPPO $8.38 ↓ -75%
Aetna NewBusiness $9.53 ↓ -71%
Aetna COMM $9.53 ↓ -71%
Cigna PPO $11.17 ↓ -66%
Devoted Health Plan MCR $11.98 ↓ -64%
Humana ChoicecareMGMCR $11.98 ↓ -64%
Sarah Cannon Research COMM $11.98 ↓ -64%
HealthSpring DualEligible $11.98 ↓ -64%
HealthSpring MCRHMO $11.98 ↓ -64%
HealthSpring MCRPOS $11.98 ↓ -64%
HealthSpring MCRPPO $11.98 ↓ -64%
United VACCN $11.98 ↓ -64%
United AllPayerAppendix $11.98 ↓ -64%
United CorePayer $11.98 ↓ -64%
United HeritageSelect $11.98 ↓ -64%
Amerigroup MGMCR $11.98 ↓ -64%
Bright Health HIX $11.98 ↓ -64%
Bright Health SmallGroup $11.98 ↓ -64%
Aetna MGMCRPPO $12.10 ↓ -64%
Aetna MGMCRSNP $12.10 ↓ -64%
Aetna MGMCRHMO $12.10 ↓ -64%
United MGMCR $12.22 ↓ -63%
Zing MGMCR $12.34 ↓ -63%
WellCare MCR $12.34 ↓ -63%
BCBS MCR $12.34 ↓ -63%
Ambetter Select $12.46 ↓ -63%
Evergreen HMO MCR $12.58 ↓ -62%
American Health Advantage MCRHMO $12.58 ↓ -62%
American Health Advantage MCRSNP $12.58 ↓ -62%
American Health Advantage MCRPPO $12.58 ↓ -62%
American Health Advantage MCRPOS $12.58 ↓ -62%
American Health Advantage MCRPFFS $12.58 ↓ -62%
Signature Advantage MCR $12.70 ↓ -62%
Ambetter CORE $12.94 ↓ -61%
ATRIO Golden Times MCR $13.18 ↓ -60%
Bright Health MCRNarrow $13.78 ↓ -59%
United GlobalBenefitPlan $14.96 ↓ -55%
BCBS NetworkP $15.62 ↓ -53%
Aetna NAP $16.62 ↓ -50%
BGFH SingleSource DIRECTNETWORK $16.62 ↓ -50%
Prime Health WORKERSCOMP $17.25 ↓ -48%
NovaNET WORKERSCOMP $17.61 ↓ -47%
CorVel Corporation WORKERSCOMP $17.61 ↓ -47%
Cigna NewBusiness $21.33 ↓ -36%
BCBS TENNCARE $21.88 ↓ -34%
Employers Health Network COMM $23.27 ↓ -30%
BCBS COVERKIDS $23.68 ↓ -29%
Cigna OAP $24.23 ↓ -27%
Odom's TN Pride Sausage WORKERSCOMP $24.93 ↓ -25%
Multiplan COMM $27.26 ↓ -18%
BGFH SingleSource LEASEDNETWORK $28.25 ↓ -15%
Beech Street COMM $30.58 ↓ -8%
Oscar HIX $35.94 ↑ +8%
BCBS BlueCare $37.19 ↑ +12%
Humana NarrowExchangeNetwork $47.92 ↑ +44%
Humana HumanaChoiceCare $47.92 ↑ +44%
Humana HumanaChoice $47.92 ↑ +44%
Humana BroadNetwork $47.92 ↑ +44%

Visitor-reported prices

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Infectious agent antigen immunoassay ql/sq multi step shiga-like toxin at other Tennessee hospitals

Hospital City Cash price Negotiated range
Ascension Saint Thomas Midtown Nashville $10.10 $4.31 – $46.28
CHI Memorial Hospital Hixson Hixson $26.64 $10.65 – $63.00
62-1166050 BMH Carroll County Huntingdon $16.79 $10.42 – $23.96
CHI Memorial Hospital Chattanooga Chattanooga $38.07 $10.65 – $63.00
Johnson City Medical Center JOHNSON CITY $20.10 $5.99 – $26.12
Ascension Saint Thomas DeKalb Smithville $10.10 $8.42 – $46.28
Ascension Saint Thomas Highlands Sparta $10.10 $8.42 – $46.28
Ascension Saint Thomas River Park McMinnville $10.10 $8.42 – $46.28

All Tennessee hospitals for this procedure →