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Prosthetic Knee, Four-Bar or Multiaxial, Pneumatic Swing

North Carolina 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?

$3,236

Typical negotiated rate. In North Carolina, October 2026.

Insurers have agreed to pay about $3,236 for this service. The price depends on where it is billed: about $3,236 from a physician practice, and about $3,162 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 5 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$3,236$2,455 to $3,236
FacilityA hospital or hospital-owned outpatient department$3,162$2,291 to $3,388

How much rates vary

Facilitymedian $3,162 · 10th to 90th $1,318 to $3,388Professionalmedian $3,236 · 10th to 90th $2,042 to $3,548
$2K$5Kfacility $3,162professional $3,236

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
$3,162.28
Median
$3,162.28
Typical High
$3,162.28
Aetna
Setting
Professional
Modifier
None (both parts)
Typical Low
$2,137.96
Median
$3,162.28
Typical High
$3,162.28
BCBS North Carolina
Setting
Professional
Modifier
None (both parts)
Typical Low
$2,454.71
Median
$3,235.94
Typical High
$4,265.80
Cigna
Setting
Facility
Modifier
None
Typical Low
$3,388.44
Median
$3,388.44
Typical High
$3,388.44
Cigna
Setting
Professional
Modifier
None (both parts)
Typical Low
$2,454.71
Median
$3,388.44
Typical High
$3,388.44
Medcost
Setting
Professional
Modifier
None
Typical Low
$1,949.84
Median
$2,089.30
Typical High
$2,951.21
Medcost
Setting
Facility
Modifier
None
Typical Low
$1,318.26
Median
$2,290.87
Typical High
$3,467.37
Medcost
Setting
Professional
Modifier
None (both parts)
Typical Low
$2,344.23
Median
$2,951.21
Typical High
$5,011.87
United
Setting
Facility
Modifier
None
Typical Low
$2,398.83
Median
$2,398.83
Typical High
$2,398.83
United
Setting
Professional
Modifier
None (both parts)
Typical Low
$1,621.81
Median
$2,089.30
Typical High
$3,090.30
14 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
$1,148.15
Median
$1,584.89
Typical High
$1,584.89
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$457.09
Median
$630.96
Typical High
$630.96
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$346.74
Median
$467.74
Typical High
$467.74
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$229.09
Median
$316.23
Typical High
$316.23
Medcost
Setting
Professional
Modifier
26 · Professional part
Typical Low
$1,174.90
Median
$1,258.93
Typical High
$2,818.38
Medcost
Setting
Professional
Modifier
50 · Both sides
Typical Low
$3,548.13
Median
$4,466.84
Typical High
$14,125.38
Medcost
Setting
Professional
Modifier
51 · Multiple procedures
Typical Low
$1,174.90
Median
$1,479.11
Typical High
$4,786.30
Medcost
Setting
Professional
Modifier
80 · Assistant surgeon
Typical Low
$478.63
Median
$588.84
Typical High
$1,905.46
Medcost
Setting
Professional
Modifier
81 · Minimal assistant surgeon
Typical Low
$331.13
Median
$416.87
Typical High
$1,318.26
Medcost
Setting
Professional
Modifier
82 · Assistant surgeon, no resident
Typical Low
$331.13
Median
$416.87
Typical High
$1,318.26
Medcost
Setting
Professional
Modifier
AS · PA/NP assist
Typical Low
$331.13
Median
$416.87
Typical High
$1,318.26
Medcost
Setting
Professional
Modifier
SH · Second concurrent infusion
Typical Low
$1,174.90
Median
$1,174.90
Typical High
$1,174.90
Medcost
Setting
Professional
Modifier
SJ · Third+ concurrent infusion
Typical Low
$1,174.90
Median
$1,174.90
Typical High
$1,174.90
Medcost
Setting
Professional
Modifier
TC · Technical part
Typical Low
$1,778.28
Median
$1,905.46
Typical High
$4,265.80

Where North Carolina 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.

North Carolina· 20th of 51

$3,236

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.