Prices at 4 hospitals in Boston, MA, from their machine-readable files. Here the median cash price is $394 — 42% above the US median ($278), roughly 9.3× the Medicare rate.
Lowest cash prices
| Hospital | Location | Cash | Insurer | CMS rating | ER wait | Readmit |
|---|---|---|---|---|---|---|
| Tufts Medical Center | Boston, MA | $233 | $237 | ★ 2/5 | 208 min | — |
| The Shriners' Hospital for Children-Boston | Boston, MA | $384 | $94 | — | — | — |
| Massachusetts General Hospital | Boston, MA | $404 | $347 | ★ 5/5 | 288 min | — |
| Brigham and Women's Hospital | Boston, MA | $404 | $221 | ★ 5/5 | 300 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)
Typical cash price here is $394 — about 9.3× the Medicare rate ($42). High vs Medicare. A fair cash price is usually within ~2× Medicare ($85).
💡 Asking for the cash price instead of the $461 list price could save about $67 (15%).
Rough estimate from this procedure’s median insurer-negotiated rate. Your actual cost depends on your plan — confirm with your insurer.
All X-ray of the knee prices in Massachusetts → · All X-ray of the knee prices (national) · All hospitals in Boston