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Specialized Clotting Test for Antiphospholipid Antibodies

Washington, DC rates for HCPCS 85597

This is a specialized blood clotting test used to help confirm the presence of a lupus anticoagulant, an antibody that interferes with normal blood clotting tests and is linked to an increased risk of abnormal blood clots. It is typically ordered as part of a broader workup when this kind of antibody is suspected.

Rates data updated July 2026.

How much does Specialized Clotting Test for Antiphospholipid Antibodies cost?

$13.49

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

Insurers have agreed to pay about $13.49 for this service. The price depends on where it is billed: about $13.49 from a physician practice, and about $57.54 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$13.49$13.49 to $13.49
FacilityA hospital or hospital-owned outpatient department$57.54$13.49 to $126

How much rates vary

Facilitymedian $58 · 10th to 90th $13 to $141Professionalmedian $13 · 10th to 90th $13 to $63
$5.0$10.0$20.0$50.0$100.0$200.0facility $58professional $13

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
Facility
Modifier
Global
Typical Low
$13.49
Median
$66.07
Typical High
$141.25
Aetna
Setting
Professional
Modifier
Global
Typical Low
$13.49
Median
$13.49
Typical High
$13.49
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$51.29
Median
$91.20
Typical High
$199.53
Cigna
Setting
Facility
Modifier
Global
Typical Low
$29.51
Median
$30.20
Typical High
$69.18
Cigna
Setting
Professional
Modifier
Global
Typical Low
$10.00
Median
$20.42
Typical High
$141.25
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$34.67
Median
$34.67
Typical High
$36.31
United
Setting
Facility
Modifier
Global
Typical Low
$10.47
Median
$21.38
Typical High
$61.66
United
Setting
Professional
Modifier
Global
Typical Low
$7.59
Median
$10.96
Typical High
$30.90

Where Washington, DC sits

The same service costs 4.0 times more in Delaware than in Washington, DC. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Washington, DC $13.49 · 51st of 51
DE $53.70DC $13.49

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.