Price AtlasInteractive atlas · All states · techysurgeon.comKnee replacement in Massachusetts: what insurers pay
Posted commercial rates at 13 Massachusetts hospitals, each next to its own Medicare base rate.
Open in the explorerAll statesEvery bill for the whole procedure
CPT 27447
| Hospital | Median across insurers | × Medicare | Insurers | File date |
|---|---|---|---|---|
| South Shore Hospital South Weymouth | $12,252 | 0.8× | 1 | 2026-04-01 |
| Emerson Hospital - W Concord | $15,928 | 1.0× | 1 | 2026-05-18 |
| Winchester Hospital Winchester | $17,177 | 1.1× | 3 | 2026-04-01 |
| Beverly Hospital Corporation Beverly | $19,206 | 1.3× | 2 | 2026-04-01 |
| New England Baptist Hospital Boston | $20,523 | 1.3× | 4 | 2026-04-01 |
| Beth Israel Deaconess Hospital - Plymouth Plymouth | $20,546 | 1.3× | 1 | 2026-04-01 |
| Beth Israel Deaconess Hospital - Needham Needham | $20,632 | 1.3× | 1 | 2026-04-01 |
| Anna Jaques Hospital Newburyport | $20,684 | 1.3× | 3 | 2026-04-01 |
| Mount Auburn Hospital Cambridge | $20,926 | 1.4× | 1 | 2026-04-01 |
| Lahey Hospital & Medical Center, Burlington Burlington | $22,121 | 1.4× | 2 | 2026-04-01 |
| Beth Israel Deaconess Medical Center Boston | $23,156 | 1.5× | 2 | 2026-04-01 |
MS-DRG 470
| Hospital | Median across insurers | × Medicare | Insurers | File date |
|---|---|---|---|---|
| Emerson Hospital - W Concord | $13,679 | 0.8× | 1 | 2026-05-18 |
| Anna Jaques Hospital Newburyport | $14,490 | 0.9× | 1 | 2026-04-01 |
| Beth Israel Deaconess Hospital - Needham Needham | $14,918 | 0.9× | 2 | 2026-04-01 |
| Beth Israel Deaconess Hospital - Plymouth Plymouth | $16,446 | 1.0× | 1 | 2026-04-01 |
| Mount Auburn Hospital Cambridge | $17,084 | 1.0× | 1 | 2026-04-01 |
| Beverly Hospital Corporation Beverly | $17,842 | 1.1× | 1 | 2026-04-01 |
| Winchester Hospital Winchester | $17,842 | 1.1× | 1 | 2026-04-01 |
| Beth Israel Deaconess Medical Center Boston | $19,208 | 1.1× | 2 | 2026-04-01 |
| New England Baptist Hospital Boston | $20,562 | 1.2× | 3 | 2026-04-01 |
| Lowell General Hospital Lowell | $24,055 | 1.4× | 3 | 2026-04-01 |
| Tufts Medical Center Boston | $24,414 | 1.5× | 3 | 2026-04-01 |
| Lahey Hospital & Medical Center, Burlington Burlington | $28,114 | 1.7× | 4 | 2026-04-01 |
MS-DRG 469
| Hospital | Median across insurers | × Medicare | Insurers | File date |
|---|---|---|---|---|
| Emerson Hospital - W Concord | $21,510 | 0.8× | 1 | 2026-05-18 |
| Anna Jaques Hospital Newburyport | $22,785 | 0.9× | 1 | 2026-04-01 |
| Beth Israel Deaconess Hospital - Needham Needham | $23,459 | 0.9× | 2 | 2026-04-01 |
| Beth Israel Deaconess Hospital - Plymouth Plymouth | $25,861 | 1.0× | 1 | 2026-04-01 |
| Mount Auburn Hospital Cambridge | $26,865 | 1.0× | 1 | 2026-04-01 |
| Beverly Hospital Corporation Beverly | $28,057 | 1.1× | 1 | 2026-04-01 |
| Winchester Hospital Winchester | $28,057 | 1.1× | 1 | 2026-04-01 |
| Beth Israel Deaconess Medical Center Boston | $30,205 | 1.1× | 2 | 2026-04-01 |
| New England Baptist Hospital Boston | $32,334 | 1.2× | 3 | 2026-04-01 |
| Lowell General Hospital Lowell | $37,827 | 1.4× | 3 | 2026-04-01 |
| Lahey Hospital & Medical Center, Burlington Burlington | $44,209 | 1.7× | 4 | 2026-04-01 |
| Tufts Medical Center Boston | $49,843 | 1.9× | 4 | 2026-04-01 |
Questions
How much do insurers pay for knee replacement in Massachusetts?
13 Massachusetts hospitals post usable commercial rates for knee replacement in their federal price-transparency files. For CPT 27447, hospital outpatient, the median across 11 hospitals is $20,546, 1.3× each hospital's local Medicare base rate. Your share depends on your plan's deductible and coinsurance; the surgeon and anesthesia bill separately.