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Prosthetic Sheath, Below Knee

Illinois rates for HCPCS L8400

Prosthetic sheath, below knee (BK), each

Rates data updated October 2026.

How much does Prosthetic Sheath, Below Knee cost?

$14.79

Typical negotiated rate. In Illinois, October 2026.

Insurers have agreed to pay about $14.79 for this service. The price depends on where it is billed: about $14.79 from a physician practice, and about $26.30 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 7 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$14.79$10.23 to $14.79
FacilityA hospital or hospital-owned outpatient department$26.30$21.88 to $47.86

How much rates vary

Facilitymedian $26 · 10th to 90th $14 to $110Professionalmedian $15 · 10th to 90th $9 to $23
$10$20$50$100$200facility $26professional $15

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
$9.33
Median
$9.33
Typical High
$19.05
Aetna
Setting
Professional
Modifier
None
Typical Low
$9.33
Median
$9.33
Typical High
$15.49
Ambetter
Setting
Professional
Modifier
None
Typical Low
$14.45
Median
$14.45
Typical High
$14.45
BCBS Illinois
Setting
Facility
Modifier
None
Typical Low
$22.91
Median
$31.62
Typical High
$128.82
BCBS Illinois
Setting
Professional
Modifier
None
Typical Low
$14.79
Median
$14.79
Typical High
$14.79
Cigna
Setting
Facility
Modifier
None
Typical Low
$14.45
Median
$14.45
Typical High
$14.45
Cigna
Setting
Professional
Modifier
None
Typical Low
$10.47
Median
$10.47
Typical High
$14.45
Hally Health
Setting
Professional
Modifier
None
Typical Low
$16.22
Median
$21.88
Typical High
$31.62
Hally Health
Setting
Facility
Modifier
None
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
None
Typical Low
$24.55
Median
$24.55
Typical High
$24.55
Molina
Setting
Professional
Modifier
None
Typical Low
$10.96
Median
$10.96
Typical High
$15.85
United
Setting
Facility
Modifier
None
Typical Low
$12.59
Median
$19.05
Typical High
$30.90
United
Setting
Professional
Modifier
None
Typical Low
$8.51
Median
$10.23
Typical High
$22.91
4 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
$4.68
Median
$4.68
Typical High
$7.76
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$1.86
Median
$1.86
Typical High
$3.09
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$1.41
Median
$1.41
Typical High
$2.29
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$0.93
Median
$0.93
Typical High
$1.55

Where Illinois sits

The same service costs 3.0 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.

Illinois· 21st of 51

$14.79

HI $31.62DE $10.47

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.