Price AtlasInteractive atlas · All states · techysurgeon.comAscension St Vincent's St Johns County: what a joint replacement costs
St Johns, FL 32259 · CMS Certification Number 100361. What Medicare pays this hospital for knee, hip and shoulder replacement, what it lists, how it compares, and what a surgery center nearby is paid.
Medicare prices at Ascension St Vincent's St Johns County
| Operation | Inpatient avg total payment Medicare + patient share | List price | List ÷ total | Outpatient Medicare allowed |
|---|---|---|---|---|
| Hip or knee replacement | $13,077 | $128,597 | 9.8× | $11,906 |
| Shoulder replacement | — | — | — | $16,845 |
Commercial negotiated rates (beta)
| MS-DRG 470 | Median across insurers | × Medicare total payment | Lowest–highest insurer | Insurers |
|---|---|---|---|---|
| Hip or knee replacement | $19,250 | 1.5× | $14,888–$54,850 | 7 |
| Insurer | Median negotiated, MS-DRG 470 | × Medicare total payment | Plans |
|---|---|---|---|
| Aetna | $54,850 | 4.2× | 1 |
| Florida Blue | $30,979 | 2.4× | 1 |
| Northwell Direct | $20,000 | 1.5× | 1 |
| Cigna | $19,250 | 1.5× | 1 |
| UnitedHealthcare | $17,159 | 1.3× | 1 |
| Humana | $16,012 | 1.2× | 1 |
| Avmed Empower | $14,888 | 1.1× | 1 |
From the hospital's price-transparency file (2026-01-01); commercial plans, dollar-amount contracts only.
From the hospital's price-transparency file (2026-01-01); commercial plans, dollar-amount contracts only.
Quality
Complications after hip or knee replacement: 4% (no different from the national rate). Readmissions: 5.9%. Overall Care Compare rating: 4 of 5 stars. Nonprofit · Acute · 56 beds
Florida has a certificate-of-need program that does not cover surgery centers.
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Questions
How much does Medicare pay Ascension St Vincent's St Johns County for a knee or hip replacement?
In 2024 the average total payment to Ascension St Vincent's St Johns County for an inpatient hip or knee replacement stay was $13,077 (MS-DRG 470, 18 Medicare stays; Medicare's payment plus the patient's deductible and coinsurance), and the Medicare allowed amount averaged $11,906 per outpatient case (APC 5115, 140 cases).
What is Ascension St Vincent's St Johns County's list price for a joint replacement?
The hospital's average list (chargemaster) price for an inpatient hip or knee replacement was $128,597, 9.8× the average total payment for a Medicare stay. Almost nobody pays the list price; it matters for uninsured bills and percent-of-charge contracts.
Is a knee replacement cheaper at a surgery center near Ascension St Vincent's St Johns County?
Yes for Medicare facility payments. Fleming Island Surgery Center, an orthopedic surgery center 7.6 mi away, is paid about $8,411 by Medicare for a knee replacement (CPT 27447), $4,666 less than an inpatient stay at Ascension St Vincent's St Johns County. Not every patient is a surgery-center candidate.
How does Ascension St Vincent's St Johns County compare with other Florida hospitals?
Ascension St Vincent's St Johns County's average total payment per Medicare stay is lower than 83% of the 88 Florida hospitals that report inpatient hip or knee replacement.
What do commercial insurers pay Ascension St Vincent's St Johns County for a hip or knee replacement?
From the hospital's own price-transparency file, commercial plans' negotiated rates for MS-DRG 470 have a median of $19,250 across 7 insurers, ranging from $14,888 to $54,850.