Price AtlasInteractive atlas · All states · techysurgeon.comMercyone North Iowa Medical Center: what a joint replacement costs
Mason City, IA 50401 · CMS Certification Number 160064. 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 Mercyone North Iowa Medical Center
| Operation | Inpatient avg total payment Medicare + patient share | List price | List ÷ total | Outpatient Medicare allowed |
|---|---|---|---|---|
| Hip or knee replacement | $14,545 | $67,185 | 4.6× | $12,565 |
| Shoulder replacement | — | — | — | $17,354 |
| Hip replacement after a fracture (DRG 522) | $16,595 | $77,815 | 4.7× | — |
Commercial negotiated rates (beta)
| MS-DRG 470 | Median across insurers | × Medicare total payment | Lowest–highest insurer | Insurers |
|---|---|---|---|---|
| Hip or knee replacement | $26,172 | 1.8× | $18,502–$33,843 | 2 |
| Insurer | Median negotiated, MS-DRG 470 | × Medicare total payment | Plans |
|---|---|---|---|
| UnitedHealthcare | $33,843 | 2.3× | 1 |
| Oscar | $18,502 | 1.3× | 1 |
From the hospital's price-transparency file (2026-03-31); commercial plans, dollar-amount contracts only.
From the hospital's price-transparency file (2026-03-31); commercial plans, dollar-amount contracts only.
Quality
Complications after hip or knee replacement: 3.8% (no different from the national rate). Readmissions: 5.6%. Overall Care Compare rating: 2 of 5 stars. Nonprofit · Acute · 350 beds
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Questions
How much does Medicare pay Mercyone North Iowa Medical Center for a knee or hip replacement?
In 2024 the average total payment to Mercyone North Iowa Medical Center for an inpatient hip or knee replacement stay was $14,545 (MS-DRG 470, 41 Medicare stays; Medicare's payment plus the patient's deductible and coinsurance), and the Medicare allowed amount averaged $12,565 per outpatient case (APC 5115, 193 cases).
What is Mercyone North Iowa Medical Center's list price for a joint replacement?
The hospital's average list (chargemaster) price for an inpatient hip or knee replacement was $67,185, 4.6× 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 Mercyone North Iowa Medical Center?
Yes for Medicare facility payments. Mason City Ambulatory Surgery Center LLC, an orthopedic surgery center same ZIP away, is paid about $8,060 by Medicare for a knee replacement (CPT 27447), $6,485 less than an inpatient stay at Mercyone North Iowa Medical Center. Not every patient is a surgery-center candidate.
How does Mercyone North Iowa Medical Center compare with other Iowa hospitals?
Mercyone North Iowa Medical Center's average total payment per Medicare stay is higher than 87% of the 15 Iowa hospitals that report inpatient hip or knee replacement.
What do commercial insurers pay Mercyone North Iowa Medical Center 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 $26,172 across 2 insurers, ranging from $18,502 to $33,843.