Protein c activity 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

$28.77

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.

$68.00

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.

$12.29 with United vs $47.60 with Aetna — 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 $12.29 ↓ -57%
United Commercial|Options $13.84 ↓ -52%
United Commercial|Non-Options $13.84 ↓ -52%
BCBS - TN Medicaid|BlueCare $13.89 ↓ -52%
Peach State Medicaid|All Plans $14.28 ↓ -50%
BCBS - ND Medicare|All Plans $14.39 ↓ -50%
Cigna Medicare|Healthspring $14.53 ↓ -49%
Humana Medicare|HMO $14.67 ↓ -49%
Amerigroup Medicare|All Plans $14.81 ↓ -49%
Humana Medicare|All Other Plans $15.22 ↓ -47%
Humana Medicare|PPO $15.22 ↓ -47%
Amerigroup Medicaid|All Plans $17.39 ↓ -40%
Employers Health Network Commercial|All Plans $20.76 ↓ -28%
Centene Commercial|Ambetter Exchange $26.02 ↓ -10%
Cigna Commercial|LocalPlus $30.62 ↑ +6%
BCBS - TN Commercial|Network S $33.21 ↑ +15%
Cigna Commercial|Open Access $34.10 ↑ +19%
BCBS - TN Commercial|Network P $41.89 ↑ +46%
Aetna Commercial|Non-Gatekeeper $47.60 ↑ +65%
Aetna Commercial|Gatekeeper $47.60 ↑ +65%

Visitor-reported prices

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Protein c activity at other Tennessee hospitals

Hospital City Cash price Negotiated range
Ascension Saint Thomas Midtown Nashville $99.09 $4.98 – $53.04
CHI Memorial Hospital Hixson Hixson $20.13 $12.29 – $47.60
Ascension Saint Thomas DeKalb Smithville $99.09 $9.33 – $53.04
Ascension Saint Thomas Highlands Sparta $99.09 $9.33 – $53.04
Ascension Saint Thomas River Park McMinnville $99.09 $9.70 – $53.04
Ascension Saint Thomas Rutherford Murfreesboro $99.09 $9.33 – $53.04
Ascension Saint Thomas Hickman Centerville not published $12.46 – $53.04

All Tennessee hospitals for this procedure →