Total Knee Replacement Cost in St. Louis

Compare total knee replacement prices at 20 hospitals in the St. Louis, MO-IL area.

Select Your Insurance Provider

Negotiated rates vary significantly by insurance plan. Select your insurance provider above to see what you might pay. Rates shown are the hospital's negotiated rates with each insurer — your actual cost depends on your plan's deductible and coinsurance.

Insurance Negotiated Rates Total Knee Replacement

Lowest

$297

Median

$3,059

Highest

$19,651

Hospitals

20

Hospital Type Insurance Negotiated Rate Updated
46
Mercy Hospital Stoddard Dexter, MO
Total Knee Replacement
Total knee arthroplasty
STOD Health Alliance $1,214 Aug 2025
47
Mercy Hospital Stoddard Dexter, MO
Total Knee Replacement
Total knee arthroplasty
STOD Health Alliance $1,217 Aug 2025
48
Sarah Bush Lincoln Fayette County Hospital Vandalia, IL
Total Knee Replacement
Replacement of knee joint, both sides...
HEALTH ALLIANCE MCARE $1,263 Dec 2025
49
Sarah Bush Lincoln Fayette County Hospital Vandalia, IL
Total Knee Replacement
Replacement of knee joint, both sides...
ILLINICARE - ALL PLANS $1,270 Dec 2025
50
Van Buren County Hospital Keosauqua, IA
Total Knee Replacement
Replacement of knee joint, both sides...
AETNA MCARE $1,316 Dec 2025
51
Mercy Hospital Stoddard Dexter, MO
Total Knee Replacement
Total knee arthroplasty
STOD Healthlink Employee $1,326 Aug 2025
52
Mercy Hospital Stoddard Dexter, MO
Partial Knee Replacement
Revision of knee joint
STOD Ambetter Exchange Medicare $1,378 Aug 2025
53
Sarah Bush Lincoln Fayette County Hospital Vandalia, IL
Total Knee Replacement
Replacement of knee joint, both sides...
CIGNA - ALL PLANS $1,438 Dec 2025
54
Mercy Hospital Stoddard Dexter, MO
Partial Knee Replacement
Revision of knee joint
STOD Consociate Care $1,441 Aug 2025
55
Sarah Bush Lincoln Fayette County Hospital Vandalia, IL
Total Knee Replacement
Replacement of knee joint, both sides...
HEALTH ALLIANCE MEDICAID $1,473 Dec 2025
56
Mercy Hospital Stoddard Dexter, MO
Total Knee Replacement
Total knee arthroplasty
STOD Ambetter Exchange Medicare $1,540 Aug 2025
57
Mercy Hospital Stoddard Dexter, MO
Total Knee Replacement
Total knee arthroplasty
STOD Consociate Care $1,611 Aug 2025

Showing 46–60 of 358 price points