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Endoskeletal Knee, Microprocessor Stance Phase Control

Maryland rates for HCPCS L5858

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

Rates data updated July 2026.

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

$11,749

Typical negotiated rate. In Maryland, July 2026.

Insurers have agreed to pay about $11,749 for this service. Most negotiated rates run $10,233 to $12,303.

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 $15,136 · 10th to 90th $9,120 to $22,387Professionalmedian $11,749 · 10th to 90th $9,550 to $16,982
$10K$20K$50K$100Kfacility $15,136professional $11,749

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
$9,549.93
Median
$11,748.98
Typical High
$16,982.44
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$13,182.57
Median
$13,182.57
Typical High
$15,488.17
Cigna
Setting
Facility
Modifier
Global
Typical Low
$14,454.40
Median
$14,454.40
Typical High
$15,135.61
Cigna
Setting
Professional
Modifier
Global
Typical Low
$10,715.19
Median
$10,715.19
Typical High
$14,454.40
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$15,488.17
Median
$22,387.21
Typical High
$33,884.42
United
Setting
Facility
Modifier
Global
Typical Low
$8,317.64
Median
$15,135.61
Typical High
$22,387.21
United
Setting
Professional
Modifier
Global
Typical Low
$9,772.37
Median
$11,481.54
Typical High
$17,378.01
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$12,022.64
Median
$12,022.64
Typical High
$13,489.63

Where Maryland sits

The same service costs 2.3 times more in South Dakota 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.

Maryland· 37th of 51

$11,749

SD $22,387DE $9,772

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.