Chromatography at St. Joseph's Medical Center Stockton

1800 N California St, Stockton, CA · CommonSpirit Health · · NPI 1528190931

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

$7.45

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.

$25.34

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.

$3.35 with Kaiser vs $105.80 with Cigna — 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
Kaiser Commercial|Affiliated Payers $3.35 ↓ -55%
Kaiser Commercial|All Other Plans $3.35 ↓ -55%
Sutter UMR Commercial|All Plans $7.18 ↓ -4%
Healthsmart Commercial|All Plans $9.57 ↑ +28%
Blue Shield CA Commercial|Exchange $10.05 ↑ +35%
BCBS - Anthem Commercial|Exchange $10.53 ↑ +41%
First Health Commercial|All Plans $11.49 ↑ +54%
Blue Shield CA Commercial|All Other Plans $12.45 ↑ +67%
MultiPlan Commercial|All Plans $13.08 ↑ +76%
Medcore Commercial|Without ER $13.56 ↑ +82%
Medcore Commercial|With ER $13.56 ↑ +82%
BCBS - Anthem Commercial|Non-MCS $14.36 ↑ +93%
Alignment Health Medicare|All Plans $14.36 ↑ +93%
Kaiser Medicare|All Plans $15.95 ↑ +114%
Humana Medicare|All Plans $15.95 ↑ +114%
Kaiser Medicaid|> 21 $15.95 ↑ +114%
BCBS - Anthem Medicare|All Plans $15.95 ↑ +114%
BCBS - Anthem Commercial|MCS $15.95 ↑ +114%
BCBS - Anthem Medicaid|< 21 $15.95 ↑ +114%
BCBS - Anthem Medicaid|> 21 $15.95 ↑ +114%
Blue Shield CA Medicare|All Plans $15.95 ↑ +114%
Scan Health Plan Medicare|All Plans $15.95 ↑ +114%
Health Plan of San Joaquin Medicaid|All Plans $15.95 ↑ +114%
HPSJ Medicaid|> 21 $15.95 ↑ +114%
Hill Physicians Commercial|All Plans $15.95 ↑ +114%
Kaiser Medicaid|< 21 $15.95 ↑ +114%
Aetna Commercial|All Other Plans $15.95 ↑ +114%
Aetna Commercial|PPO $15.95 ↑ +114%
Aetna Medicare|All Plans $15.95 ↑ +114%
Aetna Commercial|HMO $15.95 ↑ +114%
Molina Medicare|All Plans $15.95 ↑ +114%
United Commercial|All Other Plans $15.95 ↑ +114%
United Medicare|All Plans $15.95 ↑ +114%
United Commercial|HMO $15.95 ↑ +114%
United Commercial|Options PPO $15.95 ↑ +114%
United Commercial|Non-Options PPO $15.95 ↑ +114%
Health Net Medicaid|All Plans $15.95 ↑ +114%
Cigna Medicare|All Plans $15.95 ↑ +114%
Cigna Commercial|PPO $105.80 ↑ +1320%
Cigna Commercial|All Other Plans $105.80 ↑ +1320%

Visitor-reported prices

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Chromatography at other California hospitals

Hospital City Cash price Negotiated range
St. Joseph's Behavioral Health Center Stockton $14.47 $1.60 – $12.76
St. John's Camarillo Hospital Camarillo $11.10 $4.86 – $47.92
Banner Lassen Medical Center Susanville $13.77 $3.61 – $25.41
Petaluma Valley Hospital Petaluma $4.75 $17.70 – $146.79
Arroyo Grande Hospital Santa Maria $10.85 $9.00 – $46.54
Mark Twain Medical Center San Andreas $111.89 $9.75 – $18.00
French Hospital San Luis Obispo $9.94 $4.86 – $54.71
Mercy Hospitals – Bakersfield Bakersfield $9.41 $7.98 – $51.90

All California hospitals for this procedure →