Electrolyte panel at Mercy Medical Center Merced

333 Mercy Ave., Merced, CA · CommonSpirit Health · · NPI 1518018191

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

$359.47

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.

$698.00

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.

$7.01 with LA Care vs $289.52 with MultiPlan — 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
LA Care Medicare|All Plans $7.01 ↓ -98%
Health Net Medicare|All Plans $7.01 ↓ -98%
United Medicare|All Plans $7.01 ↓ -98%
Scan Health Plan Medicare|All Plans $7.01 ↓ -98%
Blue Shield CA Medicare|All Plans $7.01 ↓ -98%
Aetna Medicare|All Plans $7.01 ↓ -98%
BCBS - Anthem Medicare|All Plans $7.01 ↓ -98%
Kaiser Medicare|All Plans $7.01 ↓ -98%
Humana Medicare|All Plans $7.01 ↓ -98%
United Commercial|HMO $8.41 ↓ -98%
United Commercial|Non-Options PPO $8.41 ↓ -98%
United Commercial|All Other Plans $8.41 ↓ -98%
United Commercial|Options PPO $8.41 ↓ -98%
Inland Empire Health Plan Medicaid|> 21 $8.94 ↓ -98%
Molina Medicaid|< 21 $8.94 ↓ -98%
Molina Medicaid|> 21 $8.94 ↓ -98%
Kaiser Medicaid|< 21 $8.94 ↓ -98%
Kaiser Medicaid|> 21 $8.94 ↓ -98%
Partnership Health Plan Medicaid|< 21 $8.94 ↓ -98%
Partnership Health Plan Medicaid|> 21 $8.94 ↓ -98%
Kern Health System Medicaid|< 21 $8.94 ↓ -98%
Kern Health System Medicaid|> 21 $8.94 ↓ -98%
California Health & Wellness Medicaid|< 21 $8.94 ↓ -98%
California Health & Wellness Medicaid|> 21 $8.94 ↓ -98%
Central California Alliance for Health Medicaid|All Plans $8.94 ↓ -98%
Health Plan of San Joaquin Medicaid|< 21 $8.94 ↓ -98%
Health Plan of San Joaquin Medicaid|> 21 $8.94 ↓ -98%
Inland Empire Health Plan Medicaid|< 21 $8.94 ↓ -98%
BCBS - Anthem Medicaid|> 21 $10.42 ↓ -97%
BCBS - Anthem Medicaid|< 21 $10.42 ↓ -97%
Health Net Medicaid|All Plans $19.31 ↓ -95%
Aetna Commercial|PPO $42.92 ↓ -88%
Aetna Commercial|All Other Plans $42.92 ↓ -88%
Aetna Commercial|HMO $42.92 ↓ -88%
BCBS - Anthem Commercial|Exchange $74.92 ↓ -79%
Blue Shield CA Commercial|Exchange $89.32 ↓ -75%
BCBS - Anthem Commercial|All Other Plans $98.57 ↓ -73%
Blue Shield CA Commercial|All Other Plans $120.12 ↓ -67%
BCBS - Anthem Commercial|MCS $155.78 ↓ -57%
Healthsmart Commercial|All Plans $184.80 ↓ -49%
Cigna Commercial|PPO $200.20 ↓ -44%
Cigna Commercial|All Other Plans $200.20 ↓ -44%
Kaiser Commercial|All Plans $212.52 ↓ -41%
First Health Commercial|All Plans $246.40 ↓ -31%
MultiPlan Commercial|All Plans $289.52 ↓ -19%

Visitor-reported prices

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Electrolyte panel at other California hospitals

Hospital City Cash price Negotiated range
St. John's Camarillo Hospital Camarillo $209.37 $7.01 – $21.88
Banner Lassen Medical Center Susanville $48.83 $1.40 – $75.66
Petaluma Valley Hospital Petaluma $329.46 $6.87 – $57.27
Arroyo Grande Hospital Santa Maria $139.53 $7.01 – $22.54
Mark Twain Medical Center San Andreas $95.24 $7.01 – $128.38
French Hospital San Luis Obispo $127.80 $6.21 – $22.54
Mercy Hospitals – Bakersfield Bakersfield $274.54 $7.01 – $48.00
Bakersfield Memorial Hospital Bakersfield $271.58 $7.01 – $47.40

All California hospitals for this procedure →