Evoked potentials upper limbs at Advocate Illinois Masonic Medical Center

836 West Wellington Avenue, Chicago, IL · Advocate Health · · NPI 1912014564

Source: hospital's published price file ↗ · Published Nov 4, 2025 · Ingested Aug 13, 2026

$795.00

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.

$1,590.00

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.

$470.68 with Ambetter vs $1,679.00 with United Healthcare — 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
Ambetter Medicare Advantage $470.68 ↓ -41%
Molina Medicare Advantage $470.68 ↓ -41%
Oscar Health HMO Medicare Advantage $486.91 ↓ -39%
HSTechnology Medicare Advantage $623.25 ↓ -22%
Advocate Employee Commercial $626.46 ↓ -21%
Blue Cross Blue Shield City of Chicago Commercial $629.44 ↓ -21%
Blue Cross Blue Shield Choice Commercial $680.35 ↓ -14%
Blue Cross Blue Shield PPO $716.35 ↓ -10%
Cigna One Health Commercial $826.80 ↑ +4%
United Healthcare Charter Commercial $849.00 ↑ +7%
Aetna Commercial $857.81 ↑ +8%
Private Healthcare Systems Commercial $858.60 ↑ +8%
United Healthcare Nexus Commercial $984.00 ↑ +24%
Cigna Commercial $1,049.40 ↑ +32%
Blue Cross Blue Shield Blue Precision Managed Care $1,272.00 ↑ +60%
Multiplan Commercial $1,272.00 ↑ +60%
Blue Cross Blue Shield HMO $1,294.26 ↑ +63%
United Healthcare Core Navigate Commercial $1,450.00 ↑ +82%
United Healthcare HMO $1,679.00 ↑ +111%

Visitor-reported prices

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Evoked potentials upper limbs at other Illinois hospitals

Hospital City Cash price Negotiated range
Ascension Saint Joseph - Chicago (Presence Chicago Hospital Network) Chicago $330.99 $267.30 – $525.87
Advocate Trinity Hospital Chicago not published $470.68 – $711.72
MercyOne Genesis Silvis Medical Center Silvis $436.80 $131.95 – $503.19
MercyOne Genesis Aledo Medical Center Aledo $228.00 $357.36 – $2,970.16
UnityPoint Health - Trinity Moline Rock Island $1,046.14 $25.00 – $576.68
SSM Health Good Samaritan Hospital - Mt. Vernon Mount Vernon $691.90 $231.39 – $242.96
Advocate Childrens Hospital - Park Ridge Park Ridge $795.00 $470.68 – $1,679.00
Advocate South Suburban Hospital Hazel Crest $795.00 $470.68 – $1,679.00

All Illinois hospitals for this procedure →