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Total Knee Replacement

Connecticut rates for HCPCS 27447

This is surgery to replace the worn or damaged surfaces of the knee joint with artificial components, typically performed for severe arthritis or joint damage that has not responded to other treatments. The procedure involves removing the damaged bone and cartilage and replacing it with a metal and plastic implant.

Rates data updated October 2026.

How much does Total Knee Replacement cost?

$24,575

Typical total for the visit. In Connecticut, October 2026.

Insurers have agreed to pay about $24,575 for this procedure. That total is two separate charges: $2,188 to the doctor who performs it, and $22,387 to the hospital or surgery center where it takes place. Done somewhere without a facility charge, you pay only the first.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 6 insurance carriers under federal price transparency rules.

What's inside this number

Part of the billTypicalRange
Physician feeThe doctor who performs it$2,188$1,698 to $2,818
Facility feeThe hospital or surgery center$22,387$10,715 to $28,840

How much rates vary

Facilitymedian $22,387 · 10th to 90th $4,365 to $33,113Professionalmedian $2,188 · 10th to 90th $1,230 to $3,631
$500$1K$2K$5K$10K$20Kfacility $22,387professional $2,188

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$5,623.41
Median
$9,549.93
Typical High
$27,542.29
Aetna
Setting
Professional
Modifier
None
Typical Low
$1,412.54
Median
$2,041.74
Typical High
$3,801.89
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$9,332.54
Median
$27,542.29
Typical High
$37,153.52
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$1,258.93
Median
$2,290.87
Typical High
$3,467.37
Anthem BCBS
Setting
Professional
Modifier
50 · Both sides
Typical Low
$1,862.09
Median
$3,388.44
Typical High
$5,248.07
Anthem BCBS
Setting
Professional
Modifier
62 · Two surgeons
Typical Low
$794.33
Median
$1,445.44
Typical High
$2,187.76
Anthem BCBS
Setting
Professional
Modifier
80 · Assistant surgeon
Typical Low
$199.53
Median
$363.08
Typical High
$562.34
Anthem BCBS
Setting
Professional
Modifier
AS · PA/NP assist
Typical Low
$173.78
Median
$316.23
Typical High
$489.78
Cigna
Setting
Facility
Modifier
None
Typical Low
$1,000.00
Median
$19,952.62
Typical High
$25,703.96
Cigna
Setting
Professional
Modifier
None
Typical Low
$2,089.30
Median
$2,511.89
Typical High
$3,090.30
ConnectiCare
Setting
Facility
Modifier
None
Typical Low
$15,135.61
Median
$25,118.86
Typical High
$25,703.96
ConnectiCare
Setting
Professional
Modifier
None
Typical Low
$2,238.72
Median
$3,388.44
Typical High
$4,168.69
Health New England
Setting
Facility
Modifier
None
Typical Low
$10,471.29
Median
$11,748.98
Typical High
$28,183.83
Health New England
Setting
Professional
Modifier
None
Typical Low
$309.03
Median
$371.54
Typical High
$2,818.38
United
Setting
Facility
Modifier
None
Typical Low
$1,348.96
Median
$15,848.93
Typical High
$30,902.95
United
Setting
Professional
Modifier
None
Typical Low
$1,071.52
Median
$2,089.30
Typical High
$3,890.45
6 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$707.95
Median
$1,023.29
Typical High
$1,023.29
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$281.84
Median
$407.38
Typical High
$407.38
Aetna
Setting
Professional
Modifier
54 · Surgery only
Typical Low
$1,047.13
Median
$1,513.56
Typical High
$1,513.56
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$208.93
Median
$302.00
Typical High
$302.00
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$141.25
Median
$204.17
Typical High
$204.17
Aetna
Setting
Professional
Modifier
78 · Unplanned return to OR
Typical Low
$977.24
Median
$1,412.54
Typical High
$1,412.54

Where Connecticut sits

The same service costs 7.7 times more in Alaska than in Kentucky. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

Physician feeFacility fee

Connecticut· 2nd of 51

$24,575

$2,188 physician + $22,387 facility

AK $28,157KY $3,652

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.