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Specialized Clotting Test for Antiphospholipid Antibodies

Connecticut 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?

$16.60

Typical negotiated rate. In Connecticut, October 2026.

Insurers have agreed to pay about $16.60 for this service. The price depends on where it is billed: about $12.30 from a physician practice, and about $25.12 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 6 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$12.30$9.12 to $18.20
FacilityA hospital or hospital-owned outpatient department$25.12$20.89 to $38.02

How much rates vary

Facilitymedian $25 · 10th to 90th $18 to $47Professionalmedian $12 · 10th to 90th $9 to $26
$5$10$20$50$100facility $25professional $12

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
Professional
Modifier
None
Typical Low
$9.55
Median
$16.22
Typical High
$16.60
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$18.62
Median
$24.55
Typical High
$44.67
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$8.91
Median
$10.72
Typical High
$25.12
Cigna
Setting
Facility
Modifier
None
Typical Low
$11.75
Median
$28.84
Typical High
$66.07
Cigna
Setting
Professional
Modifier
None
Typical Low
$12.02
Median
$19.05
Typical High
$28.84
ConnectiCare
Setting
Professional
Modifier
None
Typical Low
$10.72
Median
$14.45
Typical High
$26.30
Health New England
Setting
Facility
Modifier
None
Typical Low
$97.72
Median
$97.72
Typical High
$97.72
United
Setting
Professional
Modifier
None
Typical Low
$6.31
Median
$12.59
Typical High
$31.62
2 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
$6.92
Median
$8.13
Typical High
$8.13
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.75
Median
$3.24
Typical High
$3.24

Where Connecticut 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.

Connecticut· 28th of 51

$16.60

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.