Phoenix, AZ 85008 · CMS Certification Number 030131. 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 paid | List price | List ÷ paid | Outpatient allowed |
|---|---|---|---|---|
| Hip or knee replacement | $13,226 | $77,879 | 5.9× | $12,765 |
| Shoulder replacement | — | — | — | $18,131 |
64 beds
Arizona has a certificate-of-need program that does not cover surgery centers.
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In 2024 Medicare paid O.A.S.I.S. Hospital an average of $13,226 per inpatient hip or knee replacement stay (MS-DRG 470, 83 stays) and $12,765 per outpatient case (APC 5115, 226 cases).
The hospital's average list (chargemaster) price for an inpatient hip or knee replacement was $77,879, 5.9× what Medicare paid. Almost nobody pays the list price; it matters for uninsured bills and percent-of-charge contracts.
Yes for Medicare facility payments. Gateway Surgery Center, an orthopedic surgery center same ZIP away, is paid about $8,972 by Medicare for a knee replacement (CPT 27447), $4,254 less than an inpatient stay at O.A.S.I.S. Hospital. Not every patient is a surgery-center candidate.
Medicare paid O.A.S.I.S. Hospital less than 97% of the 29 Arizona hospitals that report inpatient hip or knee replacement.