go back

Above Knee (AK), Open End Socket, Endoskeletal System

Washington, DC rates for HCPCS L5321

Above knee (AK), molded socket, open end, SACH foot, endoskeletal system, single axis knee

Rates data updated July 2026.

How much does Above Knee (AK), Open End Socket, Endoskeletal System cost?

$2,089

Typical negotiated rate. In Washington, DC, July 2026.

Insurers have agreed to pay about $2,089 for this service. The price depends on where it is billed: about $2,089 from a physician practice, and about $2,089 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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 5 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$2,089$1,905 to $2,089
FacilityA hospital or hospital-owned outpatient department$2,089$2,089 to $2,089

How much rates vary

Facilitymedian $2,089 · 10th to 90th $2,089 to $6,457Professionalmedian $2,089 · 10th to 90th $1,820 to $2,188
$2K$5Kfacility $2,089professional $2,089

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. Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$2,089.30
Median
$2,089.30
Typical High
$2,089.30
Aetna
Setting
Professional
Modifier
Global
Typical Low
$1,819.70
Median
$2,089.30
Typical High
$2,089.30
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$2,187.76
Median
$2,187.76
Typical High
$2,754.23
Cigna
Setting
Facility
Modifier
Global
Typical Low
$2,454.71
Median
$2,454.71
Typical High
$2,454.71
Cigna
Setting
Professional
Modifier
Global
Typical Low
$1,819.70
Median
$1,819.70
Typical High
$2,884.03
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$2,630.27
Median
$3,388.44
Typical High
$7,762.47
United
Setting
Facility
Modifier
Global
Typical Low
$6,456.54
Median
$6,456.54
Typical High
$6,456.54
United
Setting
Professional
Modifier
Global
Typical Low
$1,318.26
Median
$2,089.30
Typical High
$3,090.30

Where Washington, DC 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.

Washington, DC· 45th of 51

$2,089

HI $6,761DE $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.