Chemodener muscle larynx emg at Northridge Hospital Medical Center

18300 Roscoe Blvd, Northridge, CA · CommonSpirit Health · · NPI 1417089350

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

not published by hospital

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.

not published by hospital

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.

$98.29 with Kaiser vs $4,316.00 with BCBS - Anthem — 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 Medicaid|> 21 $98.29
Kaiser Medicaid|< 21 $98.29
HCLA Medicaid|Preferred IPA < 21 $98.29
HCLA Medicaid|Preferred IPA > 21 $98.29
Gold Coast Health Plan Medicaid|All Plans $98.29
BCBS - Anthem Medicaid|< 21 $130.73
BCBS - Anthem Medicaid|> 21 $130.73
Health Net Medicaid|< 21 $131.81
Health Net Medicaid|> 21 $131.81
Molina Medicaid|< 21 $137.61
Molina Medicaid|> 21 $137.61
LA Care Medicaid|All Plans $451.15
Blue Shield CA Medicaid|All Plans $491.45
Blue Shield CA Commercial|Exchange $653.00
Blue Shield CA Commercial|All Other Plans $816.00
LA Care Medicare|All Plans $879.92
United Medicare|All Plans $879.92
Kaiser Medicare|All Plans $879.92
Molina Medicare|All Plans $879.92
First Health Commercial|All Plans $879.92
Central Health Plan Commercial|All Plans $879.92
Central Health Plan Medicare|All Plans $879.92
Aetna Medicare|All Plans $879.92
BCBS - Anthem Medicare|All Plans $879.92
Scan Health Plan Medicare|All Plans $879.92
HCLA Medicare|Preferred IPA $879.92
MHN Commercial|All Plans $879.92
Humana Commercial|All Plans $879.92
Blue Shield CA Medicare|All Other Plans $879.92
Health Net Medicare|All Plans $879.92
Humana Medicare|All Plans $879.92
LA Care Commercial|All Plans $1,099.90
BCBS - Anthem Commercial|Vivity $1,718.00
Health Net Commercial|EPPO $2,525.00
Health Net Commercial|Care Product $3,013.00
BCBS - Anthem Commercial|All Other Plans $3,150.00
Health Net Commercial|All Other Plans $3,391.00
BCBS - Anthem Commercial|MCS $4,316.00
MultiPlan Commercial|All Plans not published by hospital
Healthsmart Commercial|All Plans not published by hospital
Blue Shield CA Medicare|BlueShield Promise not published by hospital
US Behavioral Health Commercial|All Plans not published by hospital
DHR Medicaid|< 21 not published by hospital
DHR Medicaid|> 21 not published by hospital
United Commercial|HMO not published by hospital
United Commercial|All Other Plans not published by hospital

Visitor-reported prices

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Chemodener muscle larynx emg at other California hospitals

Hospital City Cash price Negotiated range
St. John's Camarillo Hospital Camarillo not published $148.71 – $1,617.30
Petaluma Valley Hospital Petaluma not published $593.00 – $2,695.00
Arroyo Grande Hospital Santa Maria not published $98.29 – $879.92
Mark Twain Medical Center San Andreas not published $98.29 – $98.29
French Hospital San Luis Obispo not published $98.29 – $879.92
Mercy Hospitals – Bakersfield Bakersfield not published $98.29 – $879.92
Bakersfield Memorial Hospital Bakersfield not published $98.29 – $879.92
Queen of The Valley Medical Center Napa not published $1,002.25 – $6,200.00

All California hospitals for this procedure →