Bay Saint Louis, MS 39520 · CMS Certification Number 250162. 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.
| Operation | Inpatient avg total payment Medicare + patient share | List price | List ÷ total | Outpatient Medicare allowed |
|---|---|---|---|---|
| Hip or knee replacement | — | — | — | $10,149 |
| Shoulder replacement | — | — | — | — |
| MS-DRG 470 | Median across insurers | × Medicare total payment | Lowest–highest insurer | Insurers |
|---|---|---|---|---|
| Hip or knee replacement | $21,202 | — | $14,525–$47,832 | 4 |
| Insurer | Median negotiated, MS-DRG 470 | × Medicare total payment | Plans |
|---|---|---|---|
| Primewell Health Services � Commercial | $47,832 | — | 1 |
| BCBS Mississippi | $21,904 | — | 1 |
| Shared Health Mississippi | $20,500 | — | 1 |
| Zelis (rental network) | $15,075 | — | 1 |
| Humana | $14,525 | — | 1 |
From the hospital's price-transparency file (2026-04-01); commercial plans, dollar-amount contracts only.
From the hospital's price-transparency file (2026-04-01); commercial plans, dollar-amount contracts only.
Overall Care Compare rating: 3 of 5 stars. Government · Acute · 104 beds
Mississippi requires a certificate of need for new surgery centers.
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The Medicare allowed amount averaged $10,149 per outpatient hip or knee replacement case (APC 5115, 14 cases) in 2024. Inpatient stays were too few to report.
Yes for Medicare facility payments. Gulf South Surgery Center, an orthopedic surgery center 24.2 mi away, is paid about $7,622 by Medicare for a knee replacement (CPT 27447). Not every patient is a surgery-center candidate.
From the hospital's own price-transparency file, commercial plans' negotiated rates for MS-DRG 470 have a median of $21,202 across 4 insurers, ranging from $14,525 to $47,832.