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VKORC1 Warfarin Sensitivity Gene Test

Louisiana 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?

$93.33

Typical negotiated rate. In Louisiana, October 2026.

Insurers have agreed to pay about $93.33 for this service. The price depends on where it is billed: about $89.13 from a physician practice, and about $93.33 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 5 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$89.13$38.90 to $97.72
FacilityA hospital or hospital-owned outpatient department$93.33$89.13 to $170

How much rates vary

Facilitymedian $93 · 10th to 90th $89 to $229Professionalmedian $89 · 10th to 90th $37 to $115
$10$20$50$100$200$500facility $93professional $89

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
$93.33
Median
$120.23
Typical High
$446.68
Aetna
Setting
Facility
Modifier
52 · Reduced service
Typical Low
$46.77
Median
$60.26
Typical High
$223.87
Aetna
Setting
Facility
Modifier
53 · Discontinued
Typical Low
$18.62
Median
$23.99
Typical High
$91.20
Aetna
Setting
Professional
Modifier
None
Typical Low
$52.48
Median
$97.72
Typical High
$114.82
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$46.77
Median
$52.48
Typical High
$57.54
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$18.62
Median
$20.89
Typical High
$22.91
BCBS Louisiana
Setting
Facility
Modifier
None
Typical Low
$95.50
Median
$169.82
Typical High
$234.42
BCBS Louisiana
Setting
Professional
Modifier
None
Typical Low
$89.13
Median
$97.72
Typical High
$97.72
Christus
Setting
Facility
Modifier
None
Typical Low
$89.13
Median
$89.13
Typical High
$89.13
Cigna
Setting
Facility
Modifier
None
Typical Low
$100.00
Median
$186.21
Typical High
$407.38
Cigna
Setting
Professional
Modifier
None
Typical Low
$38.90
Median
$41.69
Typical High
$134.90
United
Setting
Facility
Modifier
None
Typical Low
$37.15
Median
$79.43
Typical High
$89.13
United
Setting
Professional
Modifier
None
Typical Low
$37.15
Median
$43.65
Typical High
$120.23

Where Louisiana 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.

Louisiana· 18th of 51

$93.33

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.