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Protein S Level Test

Michigan rates for HCPCS 85305

This blood test measures the total amount of a natural protein the body uses to help regulate blood clotting. It is used to help investigate an unexplained blood clot or a family history of clotting problems.

Rates data updated July 2026.

How much does Protein S Level Test cost?

$10.96

Typical negotiated rate. In Michigan, July 2026.

Insurers have agreed to pay about $10.96 for this service. The price depends on where it is billed: about $10.47 from a physician practice, and about $10.96 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 6 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$10.47$9.55 to $10.96
FacilityA hospital or hospital-owned outpatient department$10.96$10.96 to $16.98

How much rates vary

Facilitymedian $11 · 10th to 90th $10 to $20Professionalmedian $10 · 10th to 90th $9 to $14
$10$20$50$100facility $11professional $10

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
$10.96
Median
$10.96
Typical High
$20.42
Aetna
Setting
Professional
Modifier
Global
Typical Low
$10.00
Median
$10.96
Typical High
$10.96
BCBS
Setting
Facility
Modifier
Global
Typical Low
$8.71
Median
$13.18
Typical High
$22.91
BCBS
Setting
Professional
Modifier
Global
Typical Low
$8.32
Median
$8.71
Typical High
$8.71
Cigna
Setting
Professional
Modifier
Global
Typical Low
$8.13
Median
$12.88
Typical High
$16.60
Health Alliance Plan
Setting
Facility
Modifier
Global
Typical Low
$10.96
Median
$10.96
Typical High
$20.42
Health Alliance Plan
Setting
Professional
Modifier
Global
Typical Low
$8.91
Median
$13.80
Typical High
$21.88
Priority Health
Setting
Professional
Modifier
Global
Typical Low
$11.48
Median
$13.18
Typical High
$16.22
United
Setting
Facility
Modifier
Global
Typical Low
$6.92
Median
$11.48
Typical High
$11.48
United
Setting
Professional
Modifier
Global
Typical Low
$4.90
Median
$9.55
Typical High
$15.14

Where Michigan sits

The same service costs 3.0 times more in Pennsylvania than in Tennessee. 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.

Michigan· 38th of 51

$10.96

PA $27.54TN $9.33

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.