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VKORC1 Warfarin Sensitivity Gene Test

Washington, DC 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 October 2026.

How much does VKORC1 Warfarin Sensitivity Gene Test cost?

$66.07

Typical negotiated rate. In Washington, DC, October 2026.

Insurers have agreed to pay about $66.07 for this service. Most negotiated rates run $63.10 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 5 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $148 · 10th to 90th $66 to $339Professionalmedian $66 · 10th to 90th $40 to $112
$50$100$200$500facility $148professional $66

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
$66.07
Median
$66.07
Typical High
$66.07
Aetna
Setting
Professional
Modifier
None
Typical Low
$64.57
Median
$66.07
Typical High
$66.07
CareFirst
Setting
Professional
Modifier
None
Typical Low
$47.86
Median
$63.10
Typical High
$70.79
Cigna
Setting
Facility
Modifier
None
Typical Low
$144.54
Median
$147.91
Typical High
$338.84
Cigna
Setting
Professional
Modifier
None
Typical Low
$53.70
Median
$199.53
Typical High
$645.65
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$102.33
Median
$177.83
Typical High
$186.21
United
Setting
Professional
Modifier
None
Typical Low
$37.15
Median
$52.48
Typical High
$104.71

Where Washington, DC sits

The same service costs 3.8 times more in Alaska than in Florida. 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.

Washington, DC· 42nd of 51

$66.07

AK $200FL $52.48

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.