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VKORC1 Warfarin Sensitivity Gene Test

Maryland rates for HCPCS 81355

A genetic test that checks for the common changes in the VKORC1 gene, which affects how strongly a person responds to the blood thinner warfarin. People carrying certain versions need a lower or a higher dose to reach a safe level of blood thinning. A blood or saliva sample is used.

Rates data updated July 2026.

How much does VKORC1 Warfarin Sensitivity Gene Test cost?

$66.07

Typical negotiated rate. In Maryland, July 2026.

Insurers have agreed to pay about $66.07 for this service. Most negotiated rates run $52.48 to $74.13.

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 $37 · 10th to 90th $37 to $68Professionalmedian $66 · 10th to 90th $40 to $100
$50$100$200$500facility $37professional $66

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. 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
Global
Typical Low
$50.12
Median
$66.07
Typical High
$83.18
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$63.10
Median
$63.10
Typical High
$79.43
Cigna
Setting
Professional
Modifier
Global
Typical Low
$45.71
Median
$57.54
Typical High
$218.78
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$89.13
Median
$104.71
Typical High
$131.83
United
Setting
Facility
Modifier
Global
Typical Low
$37.15
Median
$37.15
Typical High
$67.61
United
Setting
Professional
Modifier
Global
Typical Low
$37.15
Median
$39.81
Typical High
$77.62
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$43.65
Median
$43.65
Typical High
$43.65

Where Maryland sits

The same service costs 4.0 times more in Alaska than in Vermont. 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· 46th of 51

$66.07

AK $200VT $50.12

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.