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VKORC1 Warfarin Sensitivity Gene Test

Colorado 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?

$117

Typical negotiated rate. In Colorado, October 2026.

Insurers have agreed to pay about $117 for this service. The price depends on where it is billed: about $52.48 from a physician practice, and about $257 from a hospital or other facility.

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 7 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$52.48$37.15 to $115
FacilityA hospital or hospital-owned outpatient department$257$166 to $309

How much rates vary

Facilitymedian $257 · 10th to 90th $68 to $407Professionalmedian $52 · 10th to 90th $37 to $186
$50$100$200$500facility $257professional $52

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$89.13
Median
$186.21
Typical High
$407.38
Aetna
Setting
Professional
Modifier
None
Typical Low
$61.66
Median
$67.61
Typical High
$93.33
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$93.33
Median
$263.03
Typical High
$407.38
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$37.15
Median
$37.15
Typical High
$194.98
Cigna
Setting
Facility
Modifier
None
Typical Low
$51.29
Median
$107.15
Typical High
$281.84
Cigna
Setting
Professional
Modifier
None
Typical Low
$40.74
Median
$46.77
Typical High
$128.82
Denver HMP
Setting
Facility
Modifier
None
Typical Low
$67.61
Median
$79.43
Typical High
$109.65
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$89.13
Median
$125.89
Typical High
$223.87
Select Health
Setting
Facility
Modifier
None
Typical Low
$89.13
Median
$162.18
Typical High
$186.21
Select Health
Setting
Professional
Modifier
None
Typical Low
$61.66
Median
$89.13
Typical High
$131.83
United
Setting
Facility
Modifier
None
Typical Low
$104.71
Median
$104.71
Typical High
$104.71
United
Setting
Professional
Modifier
None
Typical Low
$37.15
Median
$37.15
Typical High
$64.57
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
$30.90
Median
$33.88
Typical High
$46.77
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$12.30
Median
$13.49
Typical High
$18.62

Where Colorado 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.

Colorado· 6th of 51

$117

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.