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Knee Orthosis, Single Upright, Off-the-Shelf

Illinois rates for HCPCS L1851

Knee orthosis (KO), single upright, thigh and calf, with adjustable flexion and extension joint (unicentric or polycentric), medial-lateral and rotation control, with or without varus/valgus adjustment, prefabricated, off-the-shelf

Rates data updated July 2026.

How much does Knee Orthosis, Single Upright, Off-the-Shelf cost?

$513

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $513 for this service. The price depends on where it is billed: about $513 from a physician practice, and about $537 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$513$398 to $617
FacilityA hospital or hospital-owned outpatient department$537$398 to $912

How much rates vary

Facilitymedian $537 · 10th to 90th $398 to $2,138Professionalmedian $513 · 10th to 90th $389 to $724
$500$1K$2K$5K$10Kfacility $537professional $513

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
$398.11
Median
$398.11
Typical High
$676.08
Aetna
Setting
Professional
Modifier
Global
Typical Low
$380.19
Median
$436.52
Typical High
$676.08
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$691.83
Median
$691.83
Typical High
$691.83
BCBS
Setting
Facility
Modifier
Global
Typical Low
$812.83
Median
$1,071.52
Typical High
$7,585.78
BCBS
Setting
Professional
Modifier
Global
Typical Low
$407.38
Median
$512.86
Typical High
$512.86
Cigna
Setting
Facility
Modifier
Global
Typical Low
$630.96
Median
$630.96
Typical High
$1,000.00
Cigna
Setting
Professional
Modifier
Global
Typical Low
$467.74
Median
$467.74
Typical High
$741.31
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$562.34
Median
$977.24
Typical High
$1,584.89
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
$851.14
Median
$851.14
Typical High
$851.14
United
Setting
Facility
Modifier
Global
Typical Low
$478.63
Median
$537.03
Typical High
$794.33
United
Setting
Professional
Modifier
Global
Typical Low
$389.05
Median
$537.03
Typical High
$870.96

Where Illinois sits

The same service costs 3.2 times more in Kansas than in Washington, DC. 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· 39th of 51

$513

KS $1,000DC $309

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.