CMS Price Transparency Data

Bunion correction surgery

Facility: Kaiser Foundation Hospital - San Marcos

Billing Code: 28296 (CPT)

The BaseRate · fair price high confidence

A fair price for this

$3,950

about 1.2× the $3,343 Medicare rate · typically $2,663–$5,131

modeled estimate · not a bill or quote

Medicare pays $3,343 Fair price $3,950 Cash price $1,472 Hospital's list price $2,830

How we calculate the fair BaseRate →

What each insurance company pays

Which insurers have negotiated a price with this hospital for this procedure — and which haven’t.

1 of 6 major insurers have a published price at this hospital

✓ Kaiser Permanente UnitedHealthcareBlue Cross Blue ShieldAetnaCignaHumana

Crossed out = this hospital hasn’t published a negotiated price for that insurer for this procedure. It doesn’t necessarily mean they aren’t accepted — ask your insurer.

Insurance company	Price range	vs. Medicare
Kaiser Permanentemajor	$3,219 - $9,573	96%

Self-Pay How to get the cash price

Tell the billing desk you want to be billed as self-pay — not through insurance — before your visit.
Ask for the cash / prompt-pay discount in writing, with the exact price (about 1,472), before you agree to anything.
Get it in writing that they won’t also bill your insurance, so the cash price is what you owe.
Check the CPT code on your bill matches exactly: 28296.

Insurance Before you use insurance

Call your insurance company to confirm Kaiser Foundation Hospital - San Marcos is in-network.
Ask your insurer whether prior approval is required for CPT code 28296.
Confirm the doctor or provider is in-network too — not just the hospital building.
Check your Explanation of Benefits against the hospital’s final itemized bill.

Estimate your out-of-pocket cost

A rough estimate of what you’d pay with insurance (deductible + coinsurance) versus paying the cash price yourself.

How you’d pay

Deductible left to meet ($)

Your coinsurance (%)

Enter your details and press estimate to compare.

Other Procedures at Kaiser Foundation Hospital - San Marcos

Compare: Bunion correction surgery at other CA hospitals

Insurance negotiated median for the same procedure, sorted lowest first.