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Endoskeletal Knee, Microprocessor Swing Phase Control

Iowa rates for HCPCS L5857

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

Rates data updated October 2026.

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

$10,233

Typical negotiated rate. In Iowa, October 2026.

Insurers have agreed to pay about $10,233 for this service. The price depends on where it is billed: about $10,233 from a physician practice, and about $11,482 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$10,233$6,918 to $12,023
FacilityA hospital or hospital-owned outpatient department$11,482$10,233 to $15,136

How much rates vary

Facilitymedian $11,482 · 10th to 90th $6,918 to $47,863Professionalmedian $10,233 · 10th to 90th $5,129 to $13,804
$5K$10K$20K$50Kfacility $11,482professional $10,233

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
$7,943.28
Median
$7,943.28
Typical High
$7,943.28
Aetna
Setting
Professional
Modifier
None
Typical Low
$4,466.84
Median
$7,943.28
Typical High
$8,709.64
Cigna
Setting
Facility
Modifier
None
Typical Low
$6,606.93
Median
$11,481.54
Typical High
$11,481.54
Cigna
Setting
Professional
Modifier
None
Typical Low
$10,471.29
Median
$13,803.84
Typical High
$14,791.08
Hally Health
Setting
Professional
Modifier
None
Typical Low
$8,912.51
Median
$10,232.93
Typical High
$12,022.64
Medica
Setting
Facility
Modifier
None
Typical Low
$6,918.31
Median
$11,220.18
Typical High
$47,863.01
Medica
Setting
Professional
Modifier
None
Typical Low
$5,128.61
Median
$8,709.64
Typical High
$26,915.35
Midlands
Setting
Professional
Modifier
None
Typical Low
$12,022.64
Median
$13,803.84
Typical High
$13,803.84
Midlands
Setting
Facility
Modifier
None
Typical Low
$11,481.54
Median
$11,481.54
Typical High
$11,481.54
Midlands
Setting
Professional
Modifier
None
Typical Low
$10,471.29
Median
$16,982.44
Typical High
$16,982.44
United
Setting
Facility
Modifier
None
Typical Low
$15,135.61
Median
$15,135.61
Typical High
$28,840.32
United
Setting
Professional
Modifier
None
Typical Low
$4,786.30
Median
$5,128.61
Typical High
$8,912.51
Wellmark
Setting
Professional
Modifier
None
Typical Low
$10,232.93
Median
$10,232.93
Typical High
$10,232.93
2 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
55 · Aftercare only
Typical Low
$676.08
Median
$1,202.26
Typical High
$1,288.25
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$446.68
Median
$794.33
Typical High
$870.96

Where Iowa sits

The same service costs 2.3 times more in Hawaii 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.

Iowa· 5th of 51

$10,233

HI $11,220DE $4,898

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.