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Endoskeletal Knee, Polycentric, Friction Swing and Stance

Maryland rates for HCPCS L5818

Addition, endoskeletal knee-shin system, polycentric, friction swing and stance phase control

Rates data updated July 2026.

How much does Endoskeletal Knee, Polycentric, Friction Swing and Stance cost?

$617

Typical negotiated rate. In Maryland, July 2026.

Insurers have agreed to pay about $617 for this service. Most negotiated rates run $550 to $692.

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.

How much rates vary

Facilitymedian $871 · 10th to 90th $525 to $1,175Professionalmedian $617 · 10th to 90th $513 to $912
$500$1K$2K$5Kfacility $871professional $617

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
Professional
Modifier
Global
Typical Low
$512.86
Median
$616.60
Typical High
$870.96
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$616.60
Median
$616.60
Typical High
$812.83
Cigna
Setting
Facility
Modifier
Global
Typical Low
$812.83
Median
$812.83
Typical High
$851.14
Cigna
Setting
Professional
Modifier
Global
Typical Low
$588.84
Median
$588.84
Typical High
$812.83
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$831.76
Median
$1,174.90
Typical High
$1,778.28
United
Setting
Facility
Modifier
Global
Typical Low
$478.63
Median
$870.96
Typical High
$1,174.90
United
Setting
Professional
Modifier
Global
Typical Low
$524.81
Median
$616.60
Typical High
$912.01
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$691.83
Median
$691.83
Typical High
$1,000.00

Where Maryland sits

The same service costs 4.0 times more in Hawaii than in Nebraska. 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.

Maryland· 41st of 51

$617

HI $2,042NE $513

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.