Replacement of knee joint on side of knee
Medicare pricing data for 5,247 providers across 50 states
This procedure has a 5.3x markup — hospitals charge $10,504 but Medicare allows only $1,986. Uninsured patients may face bills 5.3 times higher than what insurance negotiates. Prices vary significantly by location — from $647 in South Dakota to $3,435 in Hawaii. Where you get this procedure matters more than almost any other factor. Note: These costs reflect the Medicare physician/supplier component. Hospital facility fees are billed separately and can be 2-5x the physician fee.
💡 What You Should Know
Replacement of knee joint on side of knee (HCPCS code 27446) is a medical procedure billed to Medicare. The average Medicare-allowed cost is $1,986, but hospitals typically charge $10,504 — a 5.3x markup. Prices vary significantly by state and provider.
🏷️ Typical Out-of-Pocket Cost
Medicare patients typically pay about 20% of the allowed amount as coinsurance. Based on the average allowed cost of $1,986, your out-of-pocket cost would be approximately $397.12. Actual costs depend on your specific plan, deductible, and whether you've met your annual out-of-pocket maximum.
What Hospitals Charge vs. What Medicare Pays
Hospitals charge 5.3x more than what Medicare allows for this procedure. Medicare actually pays $1,580 on average.
Cost by State
Medicare-allowed amounts vary significantly by state
| State | Allowed Cost | Hospital Charge | Providers | Services | vs. National |
|---|---|---|---|---|---|
| Hawaii | $3,435 | $8,068 | 20 | 138 | +73.0% |
| Maryland | $3,417 | $20,828 | 134 | 765 | +72.1% |
| Mississippi | $3,138 | $21,149 | 52 | 736 | +58.0% |
| Indiana | $2,894 | $19,442 | 171 | 1,131 | +45.7% |
| New Hampshire | $2,800 | $19,835 | 49 | 322 | +41.0% |
| Michigan | $2,606 | $11,193 | 175 | 974 | +31.3% |
| Missouri | $2,475 | $9,855 | 77 | 602 | +24.6% |
| Oregon | $2,471 | $8,992 | 69 | 189 | +24.4% |
| Connecticut | $2,429 | $11,166 | 105 | 254 | +22.3% |
| New Mexico | $2,341 | $6,778 | 39 | 88 | +17.9% |
| Arizona | $2,299 | $13,594 | 164 | 978 | +15.8% |
| Florida | $2,288 | $13,171 | 379 | 1,931 | +15.2% |
| Georgia | $2,254 | $11,072 | 116 | 421 | +13.5% |
| North Dakota | $2,240 | $6,668 | 22 | 110 | +12.8% |
| Ohio | $2,144 | $13,443 | 200 | 900 | +8.0% |
| Washington | $2,073 | $6,661 | 181 | 848 | +4.4% |
| North Carolina | $1,979 | $7,665 | 212 | 846 | -0.4% |
| Wyoming | $1,972 | $9,415 | 32 | 129 | -0.7% |
| Tennessee | $1,969 | $7,465 | 112 | 665 | -0.9% |
| California | $1,948 | $8,778 | 439 | 2,278 | -1.9% |
| Minnesota | $1,937 | $8,405 | 100 | 321 | -2.5% |
| Utah | $1,889 | $6,750 | 54 | 180 | -4.9% |
| New Jersey | $1,872 | $11,881 | 131 | 491 | -5.7% |
| Kentucky | $1,757 | $10,172 | 59 | 315 | -11.5% |
| Illinois | $1,684 | $10,847 | 205 | 938 | -15.2% |
| Arkansas | $1,636 | $7,106 | 44 | 192 | -17.6% |
| Wisconsin | $1,530 | $10,187 | 96 | 195 | -22.9% |
| Louisiana | $1,503 | $7,665 | 55 | 146 | -24.3% |
| Alabama | $1,497 | $10,016 | 51 | 263 | -24.6% |
| New York | $1,494 | $12,543 | 236 | 733 | -24.7% |
| Nevada | $1,485 | $6,587 | 29 | 72 | -25.2% |
| Rhode Island | $1,484 | $5,113 | 27 | 144 | -25.2% |
| Virginia | $1,423 | $7,563 | 153 | 919 | -28.4% |
| Texas | $1,362 | $7,312 | 286 | 1,256 | -31.4% |
| Delaware | $1,342 | $4,818 | 20 | 133 | -32.4% |
| South Carolina | $1,327 | $6,361 | 73 | 279 | -33.2% |
| Kansas | $1,290 | $7,240 | 54 | 137 | -35.1% |
| Colorado | $1,228 | $6,345 | 104 | 323 | -38.2% |
| District of Columbia | $1,200 | $5,298 | 13 | 45 | -39.6% |
| Nebraska | $1,175 | $4,837 | 26 | 68 | -40.8% |
| Pennsylvania | $1,121 | $5,153 | 202 | 892 | -43.5% |
| Montana | $1,096 | $4,188 | 41 | 229 | -44.8% |
| Massachusetts | $1,069 | $5,337 | 137 | 505 | -46.2% |
| Maine | $981 | $2,611 | 39 | 82 | -50.6% |
| West Virginia | $818 | $3,077 | 29 | 94 | -58.8% |
| Iowa | $791 | $3,695 | 44 | 135 | -60.2% |
| Vermont | $771 | $3,868 | 16 | 47 | -61.2% |
| Idaho | $757 | $3,574 | 43 | 110 | -61.9% |
| Oklahoma | $739 | $2,931 | 55 | 239 | -62.8% |
| South Dakota | $647 | $2,957 | 25 | 61 | -67.4% |
⚠️ Important: These costs reflect the Medicare physician/supplier component. Hospital facility fees may be billed separately. Total out-of-pocket costs may be higher.
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