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Knee Orthosis, Single Upright, Off-the-Shelf

Missouri 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 October 2026.

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

$537

Typical negotiated rate. In Missouri, October 2026.

Insurers have agreed to pay about $537 for this service. The price depends on where it is billed: about $525 from a physician practice, and about $661 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 7 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$525$468 to $692
FacilityA hospital or hospital-owned outpatient department$661$589 to $2,399

How much rates vary

Facilitymedian $661 · 10th to 90th $427 to $3,162Professionalmedian $525 · 10th to 90th $398 to $977
$500$1K$2K$5Kfacility $661professional $525

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
$398.11
Median
$398.11
Typical High
$457.09
Aetna
Setting
Professional
Modifier
None
Typical Low
$354.81
Median
$398.11
Typical High
$616.60
Ambetter
Setting
Professional
Modifier
None
Typical Low
$691.83
Median
$691.83
Typical High
$912.01
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$660.69
Median
$660.69
Typical High
$3,090.30
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$512.86
Median
$691.83
Typical High
$912.01
Anthem BCBS
Setting
Professional
Modifier
UE · Used equipment
Typical Low
$354.81
Median
$512.86
Typical High
$758.58
BCBS Kansas City
Setting
Professional
Modifier
None
Typical Low
$398.11
Median
$398.11
Typical High
$660.69
Cigna
Setting
Facility
Modifier
None
Typical Low
$630.96
Median
$630.96
Typical High
$707.95
Cigna
Setting
Professional
Modifier
None
Typical Low
$467.74
Median
$467.74
Typical High
$630.96
Medica
Setting
Facility
Modifier
None
Typical Low
$416.87
Median
$776.25
Typical High
$3,162.28
Medica
Setting
Professional
Modifier
None
Typical Low
$398.11
Median
$537.03
Typical High
$4,466.84
United
Setting
Facility
Modifier
None
Typical Low
$954.99
Median
$954.99
Typical High
$954.99
United
Setting
Professional
Modifier
None
Typical Low
$354.81
Median
$524.81
Typical High
$776.25
5 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$177.83
Median
$199.53
Typical High
$229.09
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$70.79
Median
$79.43
Typical High
$91.20
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$53.70
Median
$60.26
Typical High
$69.18
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$35.48
Median
$39.81
Typical High
$45.71
Anthem BCBS
Setting
Professional
Modifier
RR · Rental
Typical Low
$58.88
Median
$69.18
Typical High
$691.83

Where Missouri sits

The same service costs 2.2 times more in Kansas than in Utah. 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.

Missouri· 40th of 51

$537

KS $1,000UT $457

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.