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Below-Knee Back Check, Extension Control

Virginia rates for HCPCS L5686

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

Rates data updated October 2026.

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

$40.74

Typical negotiated rate. In Virginia, October 2026.

Insurers have agreed to pay about $40.74 for this service. The price depends on where it is billed: about $40.74 from a physician practice, and about $53.70 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 8 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$40.74$38.90 to $46.77
FacilityA hospital or hospital-owned outpatient department$53.70$44.67 to $79.43

How much rates vary

Facilitymedian $54 · 10th to 90th $37 to $120Professionalmedian $41 · 10th to 90th $33 to $63
$20$100$500$2K$10Kfacility $54professional $41

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
$40.74
Median
$40.74
Typical High
$41.69
Aetna
Setting
Professional
Modifier
None
Typical Low
$36.31
Median
$40.74
Typical High
$41.69
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$79.43
Median
$79.43
Typical High
$85.11
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$38.90
Median
$38.90
Typical High
$44.67
CareFirst
Setting
Professional
Modifier
None
Typical Low
$41.69
Median
$41.69
Typical High
$54.95
Cigna
Setting
Facility
Modifier
None
Typical Low
$41.69
Median
$44.67
Typical High
$44.67
Cigna
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$33.11
Typical High
$44.67
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$56.23
Median
$79.43
Typical High
$102.33
Medcost
Setting
Professional
Modifier
None
Typical Low
$46.77
Median
$52.48
Typical High
$72.44
Medcost
Setting
Facility
Modifier
None
Typical Low
$21.88
Median
$42.66
Typical High
$51.29
Medcost
Setting
Professional
Modifier
None
Typical Low
$33.88
Median
$42.66
Typical High
$51.29
Sentara
Setting
Facility
Modifier
None
Typical Low
$38.90
Median
$54.95
Typical High
$169.82
Sentara
Setting
Professional
Modifier
None
Typical Low
$42.66
Median
$58.88
Typical High
$120.23
United
Setting
Facility
Modifier
None
Typical Low
$36.31
Median
$37.15
Typical High
$83.18
United
Setting
Professional
Modifier
None
Typical Low
$33.11
Median
$38.90
Typical High
$58.88
6 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
$18.20
Median
$20.42
Typical High
$20.89
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$7.24
Median
$8.13
Typical High
$8.32
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$5.50
Median
$6.17
Typical High
$6.17
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$3.63
Median
$4.07
Typical High
$4.17
Anthem BCBS
Setting
Professional
Modifier
RR · Rental
Typical Low
$4.07
Median
$4.07
Typical High
$5.01
Anthem BCBS
Setting
Professional
Modifier
UE · Used equipment
Typical Low
$29.51
Median
$30.20
Typical High
$31.62

Where Virginia sits

The same service costs 2.5 times more in Hawaii than in Florida. 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.

Virginia· 33rd of 51

$40.74

HI $81.28FL $33.11

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.