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Specialized Clotting Test for Antiphospholipid Antibodies

Rhode Island 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 October 2026.

How much does Specialized Clotting Test for Antiphospholipid Antibodies cost?

$18.62

Typical negotiated rate. In Rhode Island, October 2026.

Insurers have agreed to pay about $18.62 for this service. The price depends on where it is billed: about $15.85 from a physician practice, and about $21.88 from a hospital or other facility.

Few insurers publish rates for this combination, so treat this figure as a rough guide.

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 4 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$15.85$11.48 to $26.92
FacilityA hospital or hospital-owned outpatient department$21.88$21.38 to $36.31

How much rates vary

Facilitymedian $22 · 10th to 90th $21 to $63Professionalmedian $16 · 10th to 90th $9 to $30
$5$10$20$50facility $22professional $16

Distribution of negotiated rates across all payers (price axis is log-scale). Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Professional
Modifier
None
Typical Low
$15.85
Median
$18.62
Typical High
$18.62
BCBS Rhode Island
Setting
Facility
Modifier
None
Typical Low
$20.89
Median
$21.88
Typical High
$36.31
BCBS Rhode Island
Setting
Professional
Modifier
None
Typical Low
$10.00
Median
$13.49
Typical High
$36.31
Cigna
Setting
Facility
Modifier
None
Typical Low
$16.60
Median
$42.66
Typical High
$75.86
Cigna
Setting
Professional
Modifier
None
Typical Low
$5.13
Median
$20.42
Typical High
$26.92
United
Setting
Facility
Modifier
None
Typical Low
$21.38
Median
$21.38
Typical High
$21.38
United
Setting
Professional
Modifier
None
Typical Low
$3.16
Median
$13.18
Typical High
$30.20

Where Rhode Island sits

The same service costs 6.2 times more in Kansas than in Alabama. 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.

Rhode Island· 16th of 51

$18.62

KS $46.77AL $7.59

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.