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Protein C Level Test

Maryland rates for HCPCS 85302

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

Rates data updated October 2026.

How much does Protein C Level Test cost?

$8.91

Typical negotiated rate. In Maryland, October 2026.

Insurers have agreed to pay about $8.91 for this service. Most negotiated rates run $7.94 to $9.55.

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 $9 · 10th to 90th $6 to $15Professionalmedian $9 · 10th to 90th $6 to $13
$5$10$20facility $9professional $9

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
Facility
Modifier
None
Typical Low
$11.22
Median
$11.22
Typical High
$15.14
Aetna
Setting
Professional
Modifier
None
Typical Low
$8.91
Median
$8.91
Typical High
$10.96
CareFirst
Setting
Professional
Modifier
None
Typical Low
$8.71
Median
$9.55
Typical High
$10.96
Cigna
Setting
Facility
Modifier
None
Typical Low
$6.31
Median
$8.32
Typical High
$15.49
Cigna
Setting
Professional
Modifier
None
Typical Low
$6.31
Median
$12.02
Typical High
$29.51
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$12.02
Median
$13.80
Typical High
$23.44
United
Setting
Professional
Modifier
None
Typical Low
$5.37
Median
$7.08
Typical High
$10.23
Wellpoint
Setting
Professional
Modifier
None
Typical Low
$4.68
Median
$11.75
Typical High
$11.75
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
$4.47
Median
$4.47
Typical High
$4.47
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$1.78
Median
$1.82
Typical High
$1.82

Where Maryland sits

The same service costs 4.9 times more in Alaska 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.

Maryland· 50th of 51

$8.91

AK $26.92AL $5.50

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.