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Prosthetic Knee, Four-Bar or Multiaxial, Pneumatic Swing

Illinois rates for HCPCS L5840

Addition, endoskeletal knee-shin system, four-bar linkage or multiaxial, pneumatic swing phase control

Rates data updated October 2026.

How much does Prosthetic Knee, Four-Bar or Multiaxial, Pneumatic Swing cost?

$3,388

Typical negotiated rate. In Illinois, October 2026.

Insurers have agreed to pay about $3,388 for this service. The price depends on where it is billed: about $3,311 from a physician practice, and about $6,607 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$3,311$2,344 to $3,981
FacilityA hospital or hospital-owned outpatient department$6,607$5,495 to $11,749

How much rates vary

Facilitymedian $6,607 · 10th to 90th $3,388 to $27,542Professionalmedian $3,311 · 10th to 90th $2,291 to $5,370
$2K$5K$10K$20K$50Kfacility $6,607professional $3,311

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
$2,344.23
Median
$2,344.23
Typical High
$4,786.30
Aetna
Setting
Professional
Modifier
None
Typical Low
$2,344.23
Median
$2,344.23
Typical High
$3,801.89
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$1,174.90
Median
$1,174.90
Typical High
$1,905.46
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$467.74
Median
$467.74
Typical High
$776.25
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$346.74
Median
$346.74
Typical High
$575.44
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$234.42
Median
$234.42
Typical High
$380.19
BCBS Illinois
Setting
Facility
Modifier
None
Typical Low
$5,754.40
Median
$7,943.28
Typical High
$32,359.37
BCBS Illinois
Setting
Professional
Modifier
None
Typical Low
$3,630.78
Median
$3,630.78
Typical High
$3,981.07
Cigna
Setting
Facility
Modifier
None
Typical Low
$3,388.44
Median
$3,388.44
Typical High
$3,388.44
Cigna
Setting
Professional
Modifier
None
Typical Low
$2,454.71
Median
$2,454.71
Typical High
$3,388.44
Hally Health
Setting
Professional
Modifier
None
Typical Low
$3,981.07
Median
$4,786.30
Typical High
$6,456.54
Hally Health
Setting
Facility
Modifier
None
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
None
Typical Low
$6,165.95
Median
$6,165.95
Typical High
$6,165.95
Molina
Setting
Professional
Modifier
None
Typical Low
$3,801.89
Median
$3,801.89
Typical High
$3,981.07
United
Setting
Facility
Modifier
None
Typical Low
$2,398.83
Median
$6,606.93
Typical High
$6,606.93
United
Setting
Professional
Modifier
None
Typical Low
$2,041.74
Median
$2,344.23
Typical High
$5,495.41

Where Illinois sits

The same service costs 2.1 times more in Montana than in South Carolina. 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· 17th of 51

$3,388

MT $4,898SC $2,344

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.