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Prosthetic Knee, Polycentric, Hydraulic Swing Control

Maryland rates for HCPCS L5814

Addition, endoskeletal knee-shin system, polycentric, hydraulic swing phase control, mechanical stance phase lock

Rates data updated October 2026.

How much does Prosthetic Knee, Polycentric, Hydraulic Swing Control cost?

$2,399

Typical negotiated rate. In Maryland, October 2026.

Insurers have agreed to pay about $2,399 for this service. Most negotiated rates run $2,138 to $2,512.

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.

How much rates vary

Facilitymedian $2,512 · 10th to 90th $2,188 to $2,512Professionalmedian $2,399 · 10th to 90th $1,820 to $3,236
$2K$5Kfacility $2,512professional $2,399

Distribution of negotiated rates across all payers (price axis is log-scale). 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
None
Typical Low
$2,041.74
Median
$2,290.87
Typical High
$2,344.23
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$1,023.29
Median
$1,148.15
Typical High
$1,174.90
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$407.38
Median
$457.09
Typical High
$467.74
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$309.03
Median
$346.74
Typical High
$346.74
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$204.17
Median
$229.09
Typical High
$234.42
CareFirst
Setting
Professional
Modifier
None
Typical Low
$2,454.71
Median
$2,454.71
Typical High
$3,090.30
Cigna
Setting
Facility
Modifier
None
Typical Low
$2,511.89
Median
$2,511.89
Typical High
$2,511.89
Cigna
Setting
Professional
Modifier
None
Typical Low
$1,819.70
Median
$1,819.70
Typical High
$2,511.89
Johns Hopkins Employer Health Plan
Setting
Professional
Modifier
None
Typical Low
$4,466.84
Median
$4,466.84
Typical High
$4,466.84
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$3,090.30
Median
$4,466.84
Typical High
$6,760.83
United
Setting
Facility
Modifier
None
Typical Low
$2,187.76
Median
$2,187.76
Typical High
$2,187.76
United
Setting
Professional
Modifier
None
Typical Low
$1,995.26
Median
$2,290.87
Typical High
$3,467.37
Wellpoint
Setting
Professional
Modifier
None
Typical Low
$2,398.83
Median
$2,398.83
Typical High
$3,801.89

Where Maryland sits

The same service costs 2.6 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.

Maryland· 43rd of 51

$2,399

HI $4,786DE $1,820

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.