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Knee Joints, Polycentric, Below-Knee

Maryland rates for HCPCS L5677

Additions to lower extremity, below knee (BK), knee joints, polycentric, pair

Rates data updated October 2026.

How much does Knee Joints, Polycentric, Below-Knee cost?

$316

Typical negotiated rate. In Maryland, October 2026.

Insurers have agreed to pay about $316 for this service. Most negotiated rates run $295 to $398.

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 $398 · 10th to 90th $398 to $398Professionalmedian $316 · 10th to 90th $275 to $447
$500facility $398professional $316

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
$275.42
Median
$316.23
Typical High
$316.23
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$138.04
Median
$158.49
Typical High
$158.49
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$54.95
Median
$63.10
Typical High
$63.10
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$41.69
Median
$46.77
Typical High
$46.77
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$27.54
Median
$31.62
Typical High
$31.62
CareFirst
Setting
Professional
Modifier
None
Typical Low
$316.23
Median
$316.23
Typical High
$416.87
Cigna
Setting
Facility
Modifier
None
Typical Low
$398.11
Median
$398.11
Typical High
$398.11
Cigna
Setting
Professional
Modifier
None
Typical Low
$295.12
Median
$295.12
Typical High
$398.11
Johns Hopkins Employer Health Plan
Setting
Professional
Modifier
None
Typical Low
$602.56
Median
$602.56
Typical High
$602.56
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$426.58
Median
$602.56
Typical High
$912.01
United
Setting
Facility
Modifier
None
Typical Low
$398.11
Median
$398.11
Typical High
$398.11
United
Setting
Professional
Modifier
None
Typical Low
$275.42
Median
$309.03
Typical High
$467.74
Wellpoint
Setting
Professional
Modifier
None
Typical Low
$354.81
Median
$354.81
Typical High
$512.86

Where Maryland sits

The same service costs 3.7 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· 46th of 51

$316

HI $1,096DE $295

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.