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Endoskeletal Knee, Microprocessor Stance Phase Control

Connecticut 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?

$10,715

Typical negotiated rate. In Connecticut, July 2026.

Insurers have agreed to pay about $10,715 for this service. The price depends on where it is billed: about $10,715 from a physician practice, and about $15,488 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$10,715$9,772 to $12,882
FacilityA hospital or hospital-owned outpatient department$15,488$14,454 to $22,387

How much rates vary

Facilitymedian $15,488 · 10th to 90th $13,183 to $22,387Professionalmedian $10,715 · 10th to 90th $9,550 to $21,380
$10K$20K$50K$100Kfacility $15,488professional $10,715

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. Small sample; interpret with caution. 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
$9,772.37
Typical High
$22,908.68
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$17,378.01
Median
$22,387.21
Typical High
$26,915.35
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$12,589.25
Median
$12,882.50
Typical High
$28,840.32
Cigna
Setting
Facility
Modifier
Global
Typical Low
$14,454.40
Median
$14,454.40
Typical High
$22,387.21
Cigna
Setting
Professional
Modifier
Global
Typical Low
$10,715.19
Median
$10,715.19
Typical High
$10,715.19
ConnectiCare
Setting
Facility
Modifier
Global
Typical Low
$14,125.38
Median
$14,125.38
Typical High
$14,125.38
ConnectiCare
Setting
Professional
Modifier
Global
Typical Low
$14,125.38
Median
$16,218.10
Typical High
$24,547.09
Health New England
Setting
Professional
Modifier
Global
Typical Low
$15,848.93
Median
$15,848.93
Typical High
$15,848.93
United
Setting
Facility
Modifier
Global
Typical Low
$8,317.64
Median
$15,135.61
Typical High
$15,488.17
United
Setting
Professional
Modifier
Global
Typical Low
$8,317.64
Median
$10,964.78
Typical High
$18,197.01

Where Connecticut 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.

Connecticut· 49th of 51

$10,715

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.