Chromosome karyotype study at CHI Memorial Hospital Chattanooga

2525 de Sales Avenue, Chattanooga, TN · CommonSpirit Health · · NPI 1255428736

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

$83.34

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.

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

$197.00

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.

$22.29 with United vs $197.00 with BCBS - TN — 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
United Medicaid|TennCare $22.29 ↓ -73%
Amerigroup Medicaid|All Plans $31.56 ↓ -62%
United Commercial|Options $33.47 ↓ -60%
United Commercial|Non-Options $33.47 ↓ -60%
BCBS - ND Medicare|All Plans $34.81 ↓ -58%
Cigna Medicare|Healthspring $35.14 ↓ -58%
Humana Medicare|HMO $35.48 ↓ -57%
Amerigroup Medicare|All Plans $35.81 ↓ -57%
Humana Medicare|All Other Plans $36.82 ↓ -56%
Humana Medicare|PPO $36.82 ↓ -56%
Peach State Medicaid|All Plans $41.37 ↓ -50%
Employers Health Network Commercial|All Plans $50.21 ↓ -40%
BCBS - TN Commercial|Network S $60.26 ↓ -28%
Centene Commercial|Ambetter Exchange $62.92 ↓ -25%
Cigna Commercial|LocalPlus $66.23 ↓ -21%
Cigna Commercial|Open Access $73.76 ↓ -11%
BCBS - TN Commercial|Network P $76.01 ↓ -9%
Aetna Commercial|Gatekeeper $137.90 ↑ +65%
Aetna Commercial|Non-Gatekeeper $137.90 ↑ +65%
BCBS - TN Medicaid|BlueCare $197.00 ↑ +136%

Visitor-reported prices

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Chromosome karyotype study at other Tennessee hospitals

Hospital City Cash price Negotiated range
CHI Memorial Hospital Hixson Hixson $58.32 $22.29 – $137.90
Ascension Saint Thomas Midtown Nashville not published $12.05 – $158.04
Ascension Saint Thomas DeKalb Smithville not published $17.60 – $210.35
Ascension Saint Thomas Highlands Sparta not published $17.60 – $237.06
Ascension Saint Thomas River Park McMinnville not published $17.60 – $300.28
Ascension Saint Thomas Rutherford Murfreesboro not published $30.12 – $158.04
Ascension Saint Thomas Hickman Centerville not published $30.12 – $104.99

All Tennessee hospitals for this procedure →