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Prosthetic Knee, Endoskeletal Four-Bar, Friction Swing

Kentucky 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 October 2026.

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

$1,175

Typical negotiated rate. In Kentucky, October 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 $1,230 from a hospital or other facility.

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.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$1,175$955 to $1,202
FacilityA hospital or hospital-owned outpatient department$1,230$1,072 to $1,778

How much rates vary

Facilitymedian $1,230 · 10th to 90th $1,000 to $2,951Professionalmedian $1,175 · 10th to 90th $891 to $1,549
$1K$2K$5K$10Kfacility $1,230professional $1,175

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
$707.95
Median
$1,000.00
Typical High
$1,000.00
Aetna
Setting
Professional
Modifier
None
Typical Low
$707.95
Median
$1,000.00
Typical High
$1,949.84
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$1,230.27
Median
$1,995.26
Typical High
$2,089.30
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$912.01
Median
$1,174.90
Typical High
$1,288.25
CareSource
Setting
Facility
Modifier
None
Typical Low
$1,258.93
Median
$1,737.80
Typical High
$2,818.38
CareSource
Setting
Professional
Modifier
None
Typical Low
$1,949.84
Median
$2,398.83
Typical High
$3,090.30
Cigna
Setting
Facility
Modifier
None
Typical Low
$1,230.27
Median
$1,230.27
Typical High
$2,951.21
Cigna
Setting
Professional
Modifier
None
Typical Low
$891.25
Median
$1,230.27
Typical High
$10,715.19
Molina
Setting
Professional
Modifier
None
Typical Low
$1,230.27
Median
$1,230.27
Typical High
$1,479.11
United
Setting
Facility
Modifier
None
Typical Low
$1,071.52
Median
$1,071.52
Typical High
$1,202.26
United
Setting
Professional
Modifier
None
Typical Low
$645.65
Median
$954.99
Typical High
$1,479.11
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
$354.81
Median
$501.19
Typical High
$977.24
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$141.25
Median
$199.53
Typical High
$389.05
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$104.71
Median
$151.36
Typical High
$288.40
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$70.79
Median
$100.00
Typical High
$194.98
Anthem BCBS
Setting
Professional
Modifier
RR · Rental
Typical Low
$117.49
Median
$117.49
Typical High
$117.49
Anthem BCBS
Setting
Professional
Modifier
UE · Used equipment
Typical Low
$870.96
Median
$870.96
Typical High
$870.96

Where Kentucky sits

The same service costs 3.1 times more in Hawaii than in Delaware. 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.

Kentucky· 36th of 51

$1,175

HI $2,754DE $891

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.