Total knee replacement cost in Idaho
In Idaho, 7 hospitals publish a cash price for Total knee replacement: from $2,821.00 to $15,889.00, with a median of $15,889.00. The lowest price is at Saint Alphonsus Medical Center - Nampa (Nampa) and 1 other hospital. The highest price is 5.6× the lowest.
Outpatient cash prices, one line per hospital — its lowest listed price for code 27447. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.
Hospitals in Idaho, cheapest first
| Hospital | Cash price | List price | File date |
|---|---|---|---|
| Saint Alphonsus Medical Center - Nampa lowest Nampa · Boise City, ID PR Arthroplasty Knee Condyle&Plateau Med/Lat Cpts W/WO Patella Resurfacing | $2,821.00 | $2,821.00 | Mar 31, 2026 source file |
| Saint Alphonsus Regional Medical Center - Boise lowest Boise · Boise City, ID PR Arthroplasty Knee Condyle&Plateau Med/Lat Cpts W/WO Patella Resurfacing | $2,821.00 | $2,821.00 | Mar 31, 2026 source file |
| St Luke's Magic Valley Regional Medical Center, LTD Twin Falls · Twin Falls, ID | $15,889.00 | $15,889.00 | — source file |
| St Luke's McCall, LTD McCall · McCall, ID | $15,889.00 | $15,889.00 | — source file |
| St Luke's Nampa Medical Center, LTD Nampa · Boise City, ID | $15,889.00 | $15,889.00 | — source file |
| St Luke's Regional Medical Center, LTD Boise · Boise City, ID | $15,889.00 | $15,889.00 | — source file |
| St Luke's Wood River Medical Center, LTD Ketchum · Hailey, ID | $15,889.00 | $15,889.00 | — source file |
By metro area
Each metro page compares every listing, including prices for both sides of the body.
| Metro area | Hospitals | Lowest | Median |
|---|---|---|---|
| Boise City, ID | 4 | $2,821.00 | $9,355.00 |
| Hailey, ID | 1 | $15,889.00 | $15,889.00 |
| McCall, ID | 1 | $15,889.00 | $15,889.00 |
| Twin Falls, ID | 1 | $15,889.00 | $15,889.00 |
What it is
A total knee replacement removes worn cartilage and bone from the knee and replaces the joint surfaces with metal and plastic parts. It is most often done for severe knee arthritis that limits walking and daily life.
What the price covers
The hospital price usually covers the operating room, implants and hospital stay. The surgeon, anesthesiologist and outpatient physical therapy are often billed separately unless the price is a bundled package.
Total knee replacement in other states
- Alabama$20,738.96
- Alaska$10,987.15
- Arizona$8,547.94
- Arkansas$7,627.16
- California$25,760.00
- Connecticut$7,390.00
- Delaware$9,171.00
- Florida$21,871.74
- Georgia$12,866.00
- Illinois$2,132.90
- Indiana$2,205.75
- Iowa$3,334.40
- Kansas$1,885.92
- Kentucky$2,132.90
- Louisiana$5,911.20
- Maine$989.74
- Maryland$10,206.98
- Massachusetts$13,928.00
- Michigan$5,628.30
- Minnesota$4,736.85
- Mississippi$26,026.54
- Missouri$2,372.06
- Montana$7,276.12
- Nebraska$3,824.64
- Nevada$12,068.00
- New Hampshire$2,771.40
- New Jersey$16,611.10
- New York$11,645.00
- North Carolina$3,270.00
- North Dakota$2,056.68
- Ohio$15,472.80
- Oklahoma$3,166.80
- Oregon$3,713.13
- Pennsylvania$2,821.00
- Rhode Island$13,600.26
- South Carolina$44,641.04
- South Dakota$12,279.76
- Tennessee$11,750.27
- Texas$8,938.36
- Vermont$3,462.20
- Virginia$36,652.20
- Washington$18,264.12
- West Virginia$6,742.00
- Wisconsin$6,838.65
- Wyoming$5,312.28
Median cash price across the state's hospitals.