Puncture spinal lumbar diagnostic 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

$425.76

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.

$1,526.00

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.

$93.99 with HCLA 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
HCLA Medicaid|Preferred IPA > 21 $93.99 ↓ -78%
Kaiser Medicaid|< 21 $93.99 ↓ -78%
Kaiser Medicaid|> 21 $93.99 ↓ -78%
Gold Coast Health Plan Medicaid|All Plans $93.99 ↓ -78%
HCLA Medicaid|Preferred IPA < 21 $93.99 ↓ -78%
Health Net Medicaid|< 21 $125.95 ↓ -70%
Health Net Medicaid|> 21 $125.95 ↓ -70%
BCBS - Anthem Medicaid|> 21 $156.26 ↓ -63%
BCBS - Anthem Medicaid|< 21 $156.26 ↓ -63%
Molina Medicaid|< 21 $207.42 ↓ -51%
Molina Medicaid|> 21 $207.42 ↓ -51%
United Commercial|All Other Plans $350.98 ↓ -18%
DHR Medicaid|< 21 $381.50 ↓ -10%
DHR Medicaid|> 21 $381.50 ↓ -10%
LA Care Medicaid|All Plans $431.41 ↑ +1%
Blue Shield CA Medicaid|All Plans $740.80 ↑ +74%
Healthcare Partners Medicare|All Plans $747.74 ↑ +76%
Healthcare Partners Commercial|All Plans $824.04 ↑ +94%
Humana Commercial|All Plans $879.92 ↑ +107%
Humana Medicare|All Plans $879.92 ↑ +107%
Aetna Medicare|All Plans $879.92 ↑ +107%
First Health Commercial|All Plans $879.92 ↑ +107%
Molina Medicare|All Plans $879.92 ↑ +107%
United Medicare|All Plans $879.92 ↑ +107%
Health Net Medicare|All Plans $879.92 ↑ +107%
Kaiser Medicare|All Plans $879.92 ↑ +107%
Central Health Plan Commercial|All Plans $879.92 ↑ +107%
Central Health Plan Medicare|All Plans $879.92 ↑ +107%
BCBS - Anthem Medicare|All Plans $879.92 ↑ +107%
Blue Shield CA Medicare|All Other Plans $879.92 ↑ +107%
Scan Health Plan Medicare|All Plans $879.92 ↑ +107%
LA Care Medicare|All Plans $879.92 ↑ +107%
HCLA Medicare|Preferred IPA $879.92 ↑ +107%
MHN Commercial|All Plans $879.92 ↑ +107%
Blue Shield CA Medicare|BlueShield Promise $991.90 ↑ +133%
Kaiser Commercial|All Plans $1,037.68 ↑ +144%
LA Care Commercial|All Plans $1,099.90 ↑ +158%
MultiPlan Commercial|All Plans $1,220.80 ↑ +187%
Healthsmart Commercial|All Plans $1,327.62 ↑ +212%
United Commercial|HMO $1,449.70 ↑ +240%
US Behavioral Health Commercial|All Plans $1,526.00 ↑ +258%
BCBS - Anthem Commercial|Vivity $1,718.00 ↑ +304%
Blue Shield CA Commercial|Exchange $2,114.00 ↑ +397%
Blue Shield CA Commercial|All Other Plans $2,642.00 ↑ +521%
Health Net Commercial|EPPO $3,020.00 ↑ +609%
BCBS - Anthem Commercial|All Other Plans $3,150.00 ↑ +640%
Health Net Commercial|Care Product $3,604.00 ↑ +746%
Health Net Commercial|All Other Plans $4,054.00 ↑ +852%
BCBS - Anthem Commercial|MCS $4,316.00 ↑ +914%

Visitor-reported prices

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Puncture spinal lumbar diagnostic at other California hospitals

Hospital City Cash price Negotiated range
St. John's Camarillo Hospital Camarillo $743.29 $115.61 – $1,617.30
Banner Lassen Medical Center Susanville $393.59 $116.85 – $276.45
Petaluma Valley Hospital Petaluma $1,530.51 $951.25 – $2,695.00
Arroyo Grande Hospital Santa Maria $1,010.08 $93.99 – $1,803.20
Mark Twain Medical Center San Andreas $1,845.49 $56.92 – $215.60
French Hospital San Luis Obispo $1,296.74 $93.99 – $1,803.20
Mercy Hospitals – Bakersfield Bakersfield $782.44 $93.99 – $1,687.20
Bakersfield Memorial Hospital Bakersfield $774.01 $93.99 – $1,666.11

All California hospitals for this procedure →