Mayo immunoassay tumor antigen quantitative chromogranin a at St. Mary Medical Center

1050 Linden Ave, Long Beach, CA · CommonSpirit Health · · NPI 1194840421

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

$12.28

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.

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What you pay up front if you don't use insurance.

$28.54

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.

$2.80 with DHR vs $132.70 with Blue Shield CA — 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.

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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.

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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
DHR Medicaid|< 21 $2.80 ↓ -77%
DHR Medicaid|> 21 $2.80 ↓ -77%
Blue Shield CA Commercial|Exchange $4.26 ↓ -65%
Blue Shield CA Commercial|All Other Plans $5.49 ↓ -55%
BCBS - Anthem Commercial|Exchange $6.50 ↓ -47%
Blue Shield CA Medicare|BlueShield Promise $7.28 ↓ -41%
Kaiser Commercial|All Plans $7.84 ↓ -36%
MultiPlan Commercial|All Plans $8.96 ↓ -27%
BCBS - Anthem Commercial|All Other Plans $9.75 ↓ -21%
Noble IPA Medicaid|< 21 $10.08 ↓ -18%
Noble IPA Medicaid|> 21 $10.08 ↓ -18%
United Commercial|Non-Options PPO $11.20 ↓ -9%
Health Net Medicare|All Other Plans $11.20 ↓ -9%
Health Net Medicaid|< 21 $11.20 ↓ -9%
Health Net Medicaid|> 21 $11.20 ↓ -9%
Health Net Medicare|HMO $11.20 ↓ -9%
Cigna Medicare|All Plans $11.20 ↓ -9%
Kaiser Medicare|All Plans $11.20 ↓ -9%
Central Health Plan Medicare|All Plans $11.20 ↓ -9%
BCBS - Anthem Medicaid|All Plans $11.20 ↓ -9%
BCBS - Anthem Medicare|All Plans $11.20 ↓ -9%
BCBS - Anthem Commercial|MCS $11.20 ↓ -9%
Blue Shield CA Medicare|All Other Plans $11.20 ↓ -9%
LA Care Medicare|All Plans $11.20 ↓ -9%
Humana Medicare|All Plans $11.20 ↓ -9%
Aetna Commercial|All Other Plans $11.20 ↓ -9%
Aetna Commercial|PPO $11.20 ↓ -9%
Aetna Commercial|HMO $11.20 ↓ -9%
Molina Medicaid|All Plans $11.20 ↓ -9%
Molina Medicare|All Plans $11.20 ↓ -9%
United Commercial|All Other Plans $11.20 ↓ -9%
United Medicare|All Plans $11.20 ↓ -9%
United Commercial|HMO $11.20 ↓ -9%
United Commercial|Options PPO $11.20 ↓ -9%
Partnership Health Plan Medicaid|> 21 $11.20 ↓ -9%
Scan Health Plan Medicare|All Plans $11.20 ↓ -9%
HPN Medicare|Senior $11.20 ↓ -9%
Inland Empire Health Plan Medicaid|All Plans $11.20 ↓ -9%
Angeles IPA Medicare|All Plans $11.20 ↓ -9%
EasyChoice Medicare|All Plans $11.20 ↓ -9%
HCLA Medicaid|Preferred IPA < 21 $11.20 ↓ -9%
HCLA Medicaid|Preferred IPA > 21 $11.20 ↓ -9%
HCLA Medicare|Preferred IPA $11.20 ↓ -9%
Preferred IPA Medicaid|Risk $11.20 ↓ -9%
SMIPA Medicare|All Plans $11.20 ↓ -9%
Partnership Health Plan Medicaid|< 21 $11.20 ↓ -9%
LA Care Commercial|All Plans $14.00 ↑ +14%
HCLA Commercial|Preferred IPA $14.00 ↑ +14%
Blue Shield CA Medicare|Trauma $14.00 ↑ +14%
Kaiser Medicaid|> 21 $16.80 ↑ +37%
Kaiser Medicaid|< 21 $16.80 ↑ +37%
SevenCorners Medicare|All Plans $17.92 ↑ +46%
LA Care Medicaid|All Plans $46.15 ↑ +276%
Cigna Commercial|All Other Plans $46.42 ↑ +278%
Cigna Commercial|PPO $46.42 ↑ +278%
Care 1st Medicaid|All Plans $132.70 ↑ +981%
Blue Shield CA Medicaid|All Plans $132.70 ↑ +981%

Visitor-reported prices

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Mayo immunoassay tumor antigen quantitative chromogranin a at other California hospitals

Hospital City Cash price Negotiated range
St. John's Camarillo Hospital Camarillo $13.13 $6.75 – $55.23
Banner Lassen Medical Center Susanville $15.93 $4.16 – $30.52
Petaluma Valley Hospital Petaluma $46.59 $20.39 – $169.87
Arroyo Grande Hospital Santa Maria $12.83 $5.60 – $53.63
Mark Twain Medical Center San Andreas $94.91 $13.54 – $25.00
French Hospital San Luis Obispo $11.75 $3.03 – $63.05
Mercy Hospitals – Bakersfield Bakersfield $32.08 $5.82 – $59.82
Bakersfield Memorial Hospital Bakersfield $31.73 $5.82 – $59.82

All California hospitals for this procedure →