CMS Price Transparency Data

Hip or knee replacement (inpatient stay)

Facility: Sonoma Valley Hospital

Billing Code: 470 (MS-DRG)

The BaseRate · fair price high confidence
A fair price for this
$22,336
about 1.6× the $14,044 Medicare rate · typically $18,330–$26,477
modeled estimate · not a bill or quote
What this hospital charges insurers
$22,968
About the fair price
about $632 over the fair price · 1.6× Medicare
Medicare pays $14,044 Fair price $22,336 This hospital $22,968 Cash price $154,424 Hospital's list price $220,606

How we calculate the fair BaseRate →

How this hospital compares to other CA hospitals

Highest price of the 9 CA hospitals we have prices for — worth calling around.

Cheapest $9,517 Priciest $22,968

Black dot = this hospital, among the 9 CA hospitals with a price for this procedure. Full list below.

⚠ The cash price looks unusually high next to the insurance price — it may be the full list price, not a real cash discount. Call to confirm the self-pay rate.

A fair price for a Hip or knee replacement (inpatient stay) is about $22,336 (about 1.6× the $14,044 Medicare rate). Sonoma Valley Hospital charges insurers about $22,968, or about $154,424 in cash — about the fair price. Located in Sonoma, CA.

What each insurance company pays

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

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

✓ UnitedHealthcare✓ Blue Cross Blue Shield✓ Aetna✓ Cigna✓ Kaiser Permanente Humana

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
UnitedHealthcaremajor $19,140 - $85,129 136%
Blue Cross Blue Shieldmajor $19,140 - $23,401 136%
Aetnamajor $38,766 276%
Cignamajor $61,568 438%
Kaiser Permanentemajor $143,394 1021%
Health Net $19,140 - $53,286 136%
HealthPartners $24,882 177%
+ 23 smaller / regional plans $1,517 - $176,485
Government programs also on file: Medicaid, Military & VA.
Excludes 9 rental-network / third-party entries (e.g. Multiplan, PHCS) — these are pricing networks, not insurers.

Self-Pay How to get the cash price

Insurance Before you use insurance

Estimate your out-of-pocket cost

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

Enter your details and press estimate to compare.

Facility Profile & Credentials

  • Address: 347 Andrieux St, Sonoma, CA 95476
  • CMS Rating: ★★☆☆☆
  • Ownership Type: Government - Hospital District or Authority
  • Hospital Type: Acute Care Hospitals