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Clotting-regulation Protein Blood Test, Protein S

Hawaii rates for HCPCS 85306

This is a blood test that measures protein S, one of the body's natural proteins that helps keep blood clotting properly balanced. It's typically ordered as part of a work-up after an unexplained or recurrent blood clot, to check whether a deficiency in this protein might be a contributing factor. It's usually run together with a small set of related clot-regulation tests.

Rates data updated July 2026.

How much does Clotting-regulation Protein Blood Test, Protein S cost?

$26.30

Typical negotiated rate. In Hawaii, July 2026.

Insurers have agreed to pay about $26.30 for this service. Most negotiated rates run $16.98 to $33.88.

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.

How much rates vary

Facilitymedian $15 · 10th to 90th $13 to $21Professionalmedian $28 · 10th to 90th $14 to $39
$10$20$50facility $15professional $28

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
$12.59
Median
$15.14
Typical High
$20.89
Aetna
Setting
Professional
Modifier
Global
Typical Low
$13.80
Median
$13.80
Typical High
$13.80
Cigna
Setting
Professional
Modifier
Global
Typical Low
$12.30
Median
$12.30
Typical High
$18.20
HMSA
Setting
Professional
Modifier
Global
Typical Low
$26.30
Median
$33.88
Typical High
$38.02
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$15.49
Median
$18.20
Typical High
$30.20
United
Setting
Professional
Modifier
Global
Typical Low
$6.46
Median
$21.38
Typical High
$29.51
University Health Alliance
Setting
Professional
Modifier
Global
Typical Low
$15.49
Median
$27.54
Typical High
$39.81

Where Hawaii sits

The same service costs 3.6 times more in West Virginia than in Kentucky. 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.

Hawaii· 12th of 51

$26.30

WV $50.12KY $13.80

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.