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Prosthetic Knee, Four-Bar or Multiaxial, Pneumatic Swing

Alabama rates for HCPCS L5840

Addition, endoskeletal knee-shin system, four-bar linkage or multiaxial, pneumatic swing phase control

Rates data updated October 2026.

How much does Prosthetic Knee, Four-Bar or Multiaxial, Pneumatic Swing cost?

$2,455

Typical negotiated rate. In Alabama, October 2026.

Insurers have agreed to pay about $2,455 for this service. Most negotiated rates run $2,138 to $3,548.

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 4 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $3,388 · 10th to 90th $3,388 to $3,715Professionalmedian $2,455 · 10th to 90th $1,698 to $3,548
$2K$5Kfacility $3,388professional $2,455

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
$3,548.13
Median
$3,548.13
Typical High
$3,548.13
Cigna
Setting
Facility
Modifier
None
Typical Low
$3,388.44
Median
$3,388.44
Typical High
$3,388.44
Cigna
Setting
Professional
Modifier
None
Typical Low
$2,454.71
Median
$2,454.71
Typical High
$3,388.44
United
Setting
Facility
Modifier
None
Typical Low
$2,398.83
Median
$4,677.35
Typical High
$5,495.41
United
Setting
Professional
Modifier
None
Typical Low
$1,348.96
Median
$2,089.30
Typical High
$3,090.30
5 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
52 · Reduced service
Typical Low
$1,778.28
Median
$1,778.28
Typical High
$1,778.28
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$707.95
Median
$707.95
Typical High
$707.95
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$524.81
Median
$524.81
Typical High
$524.81
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$354.81
Median
$354.81
Typical High
$354.81
BCBS Alabama
Setting
Professional
Modifier
12 + 21 + 22 · Increased work + 24 · Unrelated visit after surgery + 31 + 32 · Mandated service + 55 · Aftercare only + 99 · Multiple modifiers
Typical Low
$3,467.37
Median
$3,467.37
Typical High
$3,467.37

Where Alabama sits

The same service costs 2.1 times more in Montana than in South Carolina. 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.

Alabama· 38th of 51

$2,455

MT $4,898SC $2,344

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.