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Prosthetic Knee, Endoskeletal Four-Bar, Friction Swing

Tennessee 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?

$1,122

Typical negotiated rate. In Tennessee, October 2026.

Insurers have agreed to pay about $1,122 for this service. The price depends on where it is billed: about $1,023 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 5 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$1,023$891 to $1,479
FacilityA hospital or hospital-owned outpatient department$1,230$1,230 to $1,230

How much rates vary

Facilitymedian $1,230 · 10th to 90th $1,072 to $1,230Professionalmedian $1,023 · 10th to 90th $813 to $13,183
$1K$2K$5K$10Kfacility $1,230professional $1,023

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
$831.76
Median
$831.76
Typical High
$831.76
Aetna
Setting
Professional
Modifier
None
Typical Low
$812.83
Median
$831.76
Typical High
$1,023.29
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$407.38
Median
$416.87
Typical High
$512.86
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$165.96
Median
$165.96
Typical High
$204.17
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$123.03
Median
$125.89
Typical High
$151.36
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$81.28
Median
$83.18
Typical High
$102.33
BCBS Tennessee
Setting
Professional
Modifier
None
Typical Low
$1,148.15
Median
$1,479.11
Typical High
$1,479.11
Cigna
Setting
Facility
Modifier
None
Typical Low
$1,230.27
Median
$1,230.27
Typical High
$1,288.25
Cigna
Setting
Professional
Modifier
None
Typical Low
$891.25
Median
$891.25
Typical High
$1,230.27
Lucent Health
Setting
Professional
Modifier
None
Typical Low
$13,182.57
Median
$14,791.08
Typical High
$14,791.08
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
$1,445.44

Where Tennessee 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.

Tennessee· 42nd of 51

$1,122

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.