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Prosthetic Knee, Endoskeletal Four-Bar, Friction Swing

Connecticut rates for HCPCS L5611

Addition to lower extremity, endoskeletal system, above knee (AK), knee disarticulation, four-bar linkage, with friction swing phase control

Rates data updated July 2026.

How much does Prosthetic Knee, Endoskeletal Four-Bar, Friction Swing cost?

$1,175

Typical negotiated rate. In Connecticut, July 2026.

Insurers have agreed to pay about $1,175 for this service. The price depends on where it is billed: about $1,175 from a physician practice, and about $1,479 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$1,175$871 to $1,380
FacilityA hospital or hospital-owned outpatient department$1,479$1,230 to $2,455

How much rates vary

Facilitymedian $1,479 · 10th to 90th $1,202 to $2,630Professionalmedian $1,175 · 10th to 90th $832 to $2,089
$1K$2K$5K$10Kfacility $1,479professional $1,175

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Professional
Modifier
Global
Typical Low
$831.76
Median
$1,122.02
Typical High
$2,691.53
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$2,041.74
Median
$2,630.27
Typical High
$3,162.28
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$1,174.90
Median
$1,230.27
Typical High
$1,995.26
Cigna
Setting
Facility
Modifier
Global
Typical Low
$1,230.27
Median
$1,230.27
Typical High
$1,995.26
Cigna
Setting
Professional
Modifier
Global
Typical Low
$891.25
Median
$891.25
Typical High
$891.25
ConnectiCare
Setting
Facility
Modifier
Global
Typical Low
$1,659.59
Median
$1,659.59
Typical High
$1,659.59
ConnectiCare
Setting
Professional
Modifier
Global
Typical Low
$1,288.25
Median
$1,819.70
Typical High
$2,570.40
Health New England
Setting
Professional
Modifier
Global
Typical Low
$1,230.27
Median
$1,230.27
Typical High
$1,230.27
United
Setting
Facility
Modifier
Global
Typical Low
$794.33
Median
$1,288.25
Typical High
$1,479.11
United
Setting
Professional
Modifier
Global
Typical Low
$954.99
Median
$1,288.25
Typical High
$1,949.84

Where Connecticut sits

The same service costs 3.2 times more in Hawaii than in Nebraska. 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.

Connecticut· 29th of 51

$1,175

HI $2,754NE $851

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.