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Prosthetic Knee, Endoskeletal Four-Bar, Friction Swing

Montana rates for HCPCS L5611

Addition to lower extremity, endoskeletal system, above knee (AK), knee disarticulation, four-bar linkage, with friction swing phase control

Rates data updated October 2026.

How much does Prosthetic Knee, Endoskeletal Four-Bar, Friction Swing cost?

$2,630

Typical negotiated rate. In Montana, October 2026.

Insurers have agreed to pay about $2,630 for this service. The price depends on where it is billed: about $2,512 from a physician practice, and about $2,692 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 6 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$2,512$1,096 to $2,692
FacilityA hospital or hospital-owned outpatient department$2,692$2,630 to $151,356

How much rates vary

Facilitymedian $2,692 · 10th to 90th $1,698 to $151,356Professionalmedian $2,512 · 10th to 90th $79 to $2,884
$100$1K$10K$100Kfacility $2,692professional $2,512

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
Professional
Modifier
None
Typical Low
$616.60
Median
$1,621.81
Typical High
$2,238.72
BCBS Montana
Setting
Professional
Modifier
None
Typical Low
$2,511.89
Median
$2,511.89
Typical High
$2,511.89
Cigna
Setting
Facility
Modifier
None
Typical Low
$1,348.96
Median
$2,691.53
Typical High
$2,691.53
Cigna
Setting
Professional
Modifier
None
Typical Low
$2,187.76
Median
$2,691.53
Typical High
$2,691.53
MountainHealth Co-op
Setting
Facility
Modifier
None
Typical Low
$1,995.26
Median
$3,311.31
Typical High
$154,881.66
MountainHealth Co-op
Setting
Professional
Modifier
None
Typical Low
$2,630.27
Median
$2,884.03
Typical High
$162,181.01
Providence
Setting
Facility
Modifier
None
Typical Low
$1,230.27
Median
$2,691.53
Typical High
$2,691.53
Providence
Setting
Professional
Modifier
None
Typical Low
$79.43
Median
$2,041.74
Typical High
$2,691.53
United
Setting
Professional
Modifier
None
Typical Low
$912.01
Median
$954.99
Typical High
$1,621.81

Where Montana sits

The same service costs 3.1 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.

Montana· 2nd of 51

$2,630

HI $2,754DE $891

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.