go back

Endoskeletal Knee, Microprocessor Swing Phase Control

Illinois rates for HCPCS L5857

Addition to lower extremity prosthesis, endoskeletal knee-shin system, microprocessor control feature, swing phase only, includes electronic sensor(s), any type

Rates data updated July 2026.

How much does Endoskeletal Knee, Microprocessor Swing Phase Control cost?

$5,495

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $5,495 for this service. The price depends on where it is billed: about $5,495 from a physician practice, and about $10,471 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$5,495$5,129 to $8,710
FacilityA hospital or hospital-owned outpatient department$10,471$5,129 to $18,621

How much rates vary

Facilitymedian $10,471 · 10th to 90th $5,129 to $52,481Professionalmedian $5,495 · 10th to 90th $4,571 to $10,471
$5K$10K$20K$50K$100Kfacility $10,471professional $5,495

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. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$5,128.61
Median
$5,128.61
Typical High
$10,471.29
Aetna
Setting
Professional
Modifier
Global
Typical Low
$4,570.88
Median
$5,128.61
Typical High
$10,471.29
BCBS
Setting
Facility
Modifier
Global
Typical Low
$12,302.69
Median
$19,952.62
Typical High
$70,794.58
Cigna
Setting
Facility
Modifier
Global
Typical Low
$6,606.93
Median
$6,606.93
Typical High
$11,481.54
Cigna
Setting
Professional
Modifier
Global
Typical Low
$4,897.79
Median
$4,897.79
Typical High
$11,220.18
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$8,317.64
Median
$10,232.93
Typical High
$12,589.25
Hally Health
Setting
Facility
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$13,489.63
Median
$13,489.63
Typical High
$13,489.63
Molina
Setting
Professional
Modifier
Global
Typical Low
$5,011.87
Median
$6,309.57
Typical High
$8,912.51
United
Setting
Facility
Modifier
Global
Typical Low
$6,165.95
Median
$8,317.64
Typical High
$10,471.29
United
Setting
Professional
Modifier
Global
Typical Low
$3,890.45
Median
$5,128.61
Typical High
$8,912.51

Where Illinois sits

The same service costs 2.4 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.

Illinois· 33rd of 51

$5,495

HI $10,715DE $4,467

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.