Head CT scan (with contrast) at Petaluma Valley Hospital

400 N Mcdowell Blvd, Petaluma, CA · Providence · · NPI 1235162645

Source: hospital's published price file ↗ · Published Apr 1, 2026 · Ingested Sep 11, 2026

$3,650.07

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.

$7,157.00

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.

$236.37 with Healthnet vs $1,886.84 with Blue Cross — 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
Healthnet Medicare Managed Care Plan $236.37 ↓ -94%
Aetna Medicare Managed Care Plan $241.20 ↓ -93%
Unitedhealthcare All Commercial Plans $291.55 ↓ -92%
Unitedhealthcare Select/Navigate Hmo $291.55 ↓ -92%
Aetna All Commercial Plans $1,097.00 ↓ -70%
Blue Cross Epo Exchange $1,312.65 ↓ -64%
Blue Cross Nonmcs All Commercial Plans $1,572.37 ↓ -57%
Blue Cross Mcs All Commercial Plans $1,886.84 ↓ -48%

Visitor-reported prices

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Head CT scan (with contrast) at other California hospitals

Hospital City Cash price Negotiated range
St. John's Camarillo Hospital Camarillo $2,133.94 $226.19 – $3,800.16
Banner Lassen Medical Center Susanville $890.21 $35.60 – $1,536.48
Arroyo Grande Hospital Santa Maria $2,699.83 $204.88 – $4,685.38
Mark Twain Medical Center San Andreas $4,500.83 $204.88 – $1,466.08
French Hospital San Luis Obispo $2,154.44 $204.88 – $1,768.00
Mercy Hospitals – Bakersfield Bakersfield $2,183.34 $204.88 – $4,708.00
Bakersfield Memorial Hospital Bakersfield $2,159.80 $204.88 – $4,649.15
Queen of The Valley Medical Center Napa $2,839.17 $249.04 – $1,658.86

All California hospitals for this procedure →