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See a sample rate comparisonHCPCS G9143 Fee Schedule
Medicare rates as of January 2026
HCPCS G9143 is classified under Procedures / Professional Services, in the Warfarin Responsiveness Testing subgroup.
Warfarin responsiveness testing by genetic technique using any method, any number of specimen(s)
| Key Fact | Detail |
|---|---|
| Service Type | Procedures / Professional Services Warfarin Responsiveness Testing |
| Complexity Level | Low |
| Medicare Fee Schedule | $120.72 national lab fee schedule rate (2026) · View Medicare rates for G9143 |
| Medicaid Fee Schedule | $108.65 median of the 5 states in the free preview · View Medicaid rates for G9143 |
National average reimbursement for HCPCS G9143 by major payers:
$116.74
BCBS / Anthem
$84.14
UnitedHealthcare
$147.48
Aetna
$105.27
Cigna
Compare published rates across providers.
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HCPCS G9143
5 of 25 sample ratesHigher to lower in this preview
Chu Chen
Merrimack Valley Pediatric Associates, Inc.
$291.42Published rateClhg-Ville Platte LLC, Mercy Regional Medical Center
$153.88Published rateOur Lady Of Lourdes Regional Medical Center,Inc
Our Lady Of Lourdes Regional Medical Center Inc
$120.72Published rateConcordia Parish Hospital Service District Number One, Trinity Medical
Riverland Medical Center
$71.34Published rateBradley Smith
Emergeortho, P.A.
$60.36Published rate
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Payer Contract Negotiation
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See a sample payer proposalHCPCS G9143 vs. Other Warfarin Responsiveness Testing Codes
The table lists codes related to G9143. Select one to see its fee schedule.
| Code | Complexity | Description |
|---|---|---|
| G9140-HCPCS | Low | Frontier extended stay clinic demonstration; for a patient stay in a clinic approved for the CMS demonstration project; the following measures should be present: the stay must be equal to or greater than 4 hours; weather or other conditions must prevent transfer or the case falls into a category of monitoring and observation cases that are permitted by the rules of the demonstration; there is a maximum frontier extended stay clinic (FESC) visit of 48 hours, except in the case when weather or other conditions prevent transfer; payment is made on each period up to 4 hours, after the first 4 hours |
| G9143-HCPCS | Low | Warfarin responsiveness testing by genetic technique using any method, any number of specimen(s) |
| G9147-HCPCS | Low | Outpatient intravenous insulin treatment (OIVIT) either pulsatile or continuous, by any means, guided by the results of measurements for: respiratory quotient; and/or, urine urea nitrogen (UUN); and/or, arterial, venous or capillary glucose; and/or potassium concentration |
What is a fee schedule?
A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including HCPCS G9143. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the G9143 fee schedule helps patients estimate costs and providers optimize billing for accurate reimbursements.
Factors that affect fee schedules
Medicare & Medicaid Rates
Government-set reimbursement amounts
Private Insurance Rates
Negotiated rates between providers and insurance companies
Geographic Location
Costs may be higher in urban areas.
Provider Type
Hospital providers may have different rates than private practice.
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