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Below-Knee Back Check, Extension Control

Maryland rates for HCPCS L5686

Addition to lower extremity, below knee (BK), back check (extension control)

Rates data updated July 2026.

How much does Below-Knee Back Check, Extension Control cost?

$41.69

Typical negotiated rate. In Maryland, July 2026.

Insurers have agreed to pay about $41.69 for this service. Most negotiated rates run $34.67 to $41.69.

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.

How much rates vary

Facilitymedian $46 · 10th to 90th $28 to $79Professionalmedian $41 · 10th to 90th $28 to $55
$20.0$50.0$100.0$200.0facility $46professional $41

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Professional
Modifier
Global
Typical Low
$27.54
Median
$40.74
Typical High
$45.71
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$41.69
Median
$41.69
Typical High
$54.95
Cigna
Setting
Facility
Modifier
Global
Typical Low
$44.67
Median
$44.67
Typical High
$46.77
Cigna
Setting
Professional
Modifier
Global
Typical Low
$33.11
Median
$33.11
Typical High
$44.67
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$56.23
Median
$79.43
Typical High
$120.23
United
Setting
Facility
Modifier
Global
Typical Low
$25.70
Median
$45.71
Typical High
$79.43
United
Setting
Professional
Modifier
Global
Typical Low
$35.48
Median
$40.74
Typical High
$61.66
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$37.15
Median
$37.15
Typical High
$67.61

Where Maryland sits

The same service costs 2.6 times more in Hawaii than in Oklahoma. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Maryland $41.69 · 19th of 51
HI $81.28OK $31.62

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.