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Prosthetic Knee, Endoskeletal Four-Bar, Friction Swing

New Jersey 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?

$1,000

Typical negotiated rate. In New Jersey, October 2026.

Insurers have agreed to pay about $1,000 for this service. The price depends on where it is billed: about $955 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$955$851 to $1,995
FacilityA hospital or hospital-owned outpatient department$1,230$1,072 to $1,230

How much rates vary

Facilitymedian $1,230 · 10th to 90th $1,072 to $1,995Professionalmedian $955 · 10th to 90th $708 to $1,995
$1K$2Kfacility $1,230professional $955

Distribution of negotiated rates across all payers (price axis is log-scale). Small sample; interpret with caution. 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
$707.95
Typical High
$758.58
Aetna
Setting
Professional
Modifier
None
Typical Low
$707.95
Median
$707.95
Typical High
$870.96
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$354.81
Median
$354.81
Typical High
$436.52
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$141.25
Median
$141.25
Typical High
$173.78
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$107.15
Median
$107.15
Typical High
$128.82
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$70.79
Median
$70.79
Typical High
$87.10
Cigna
Setting
Facility
Modifier
None
Typical Low
$1,230.27
Median
$1,230.27
Typical High
$1,995.26
Cigna
Setting
Professional
Modifier
None
Typical Low
$891.25
Median
$891.25
Typical High
$1,230.27
Emblem Health
Setting
Professional
Modifier
None
Typical Low
$1,288.25
Median
$2,570.40
Typical High
$2,570.40
Horizon BCBS
Setting
Professional
Modifier
None
Typical Low
$1,995.26
Median
$1,995.26
Typical High
$1,995.26
United
Setting
Facility
Modifier
None
Typical Low
$1,071.52
Median
$1,202.26
Typical High
$2,238.72
United
Setting
Professional
Modifier
None
Typical Low
$891.25
Median
$1,096.48
Typical High
$1,949.84

Where New Jersey 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.

New Jersey· 48th of 51

$1,000

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.