Knee replacement cost in Saint Louis, MO

Prices at 5 hospitals in Saint Louis, MO, from their machine-readable files. Here the median cash price is $51,631 — 42% above the US median ($36,483), roughly 2.9× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
Missouri Baptist Medical Center Saint Louis, MO $40,836 $22,829 ★ 5/5 262 min
Christian Hospital Northeast Saint Louis, MO $62,427 $24,702 ★ 4/5 217 min

CMS rating = overall hospital star rating (1–5); ER wait = median minutes in the emergency department; Readmit = 30-day readmission rate (lower is better) — all from Medicare’s Care Compare; “—” = not reported. Data last updated September 2026. Prices from hospitals’ machine-readable files (45 CFR §180); Medicare benchmark from CMS PFS/CLFS/IPPS. Prices below 15% of the median are excluded as likely partial or mis-coded charges. Estimates — confirm with the hospital. Report an incorrect price.

Price comparison (median)

Chargemaster (list price)
$86,052
Cash / self-pay
$51,631
Insurer-negotiated
$24,451
Medicare pays
$18,054
$42,995$60,268
Median cash $51,631  ·  Medicare $18,054  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $51,631 — about 2.9× the Medicare rate ($18,054). On the higher side. A fair cash price is usually within ~2× Medicare ($36,108).

💡 Asking for the cash price instead of the $86,052 list price could save about $34,421 (40%).

Estimate what you’ll pay
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Rough estimate from this procedure’s median insurer-negotiated rate. Your actual cost depends on your plan — confirm with your insurer.

Doctors who perform this in Saint Louis

Clinicians who reported the most Medicare volume for this service locally. This reflects Original Medicare activity only and is a volume signal, not a quality ranking.

ClinicianSpecialtyLocationMedicare services
Ryan Nunley, MDOrthopedic SurgerySaint Louis, MO206
Christopher Palmer, D.O.Orthopedic SurgerySaint Louis, MO122
Coles L'hommedieu, M.D.Orthopedic SurgerySaint Louis, MO102
Daniel Martin, M.D.Orthopedic SurgerySaint Louis, MO86
Tyler Calkins, MDOrthopedic SurgerySaint Louis, MO81
Michael Hubbard, D.O.Orthopedic SurgerySaint Louis, MO80
Grace Garrett, ACNPNurse PractitionerSaint Louis, MO76
Christopher Mudd, M.D.Orthopedic SurgerySaint Louis, MO76
Richard Johnston, MDOrthopedic SurgerySaint Louis, MO71
Ilya Bendich, MDOrthopedic SurgerySaint Louis, MO69
Robert Sigmund, M.D.Orthopedic SurgerySaint Louis, MO62
Andrew Schneider, MDOrthopedic SurgerySaint Louis, MO58

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All Knee replacement prices in Missouri → · All Knee replacement prices (national) · All hospitals in Saint Louis