Ongoing Blood-Thinner Management, Later Months

Minnesota rates for HCPCS 99364

This covers the ongoing work involved in managing a patient's warfarin (a blood-thinning medication) for each additional three-month period after the first, in the outpatient setting. It includes reviewing regular blood clotting test results, adjusting the medication dose as needed, giving the patient instructions, and ordering follow-up testing. This reflects the continued coordination needed to keep the blood-thinning level in a safe range over the long term.

Rates data updated October 2026.

How much does Ongoing Blood-Thinner Management, Later Months cost?

$87.10

Typical negotiated rate. In Minnesota, October 2026.

Insurers have agreed to pay about $87.10 for this service. The price depends on where it is billed: about $87.10 from a physician practice, and about $138 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 3 insurance carriers under federal price transparency rules.

Prices by location type

Billed by	Who charges it	Typical	Range
Physician practiceA doctor's office, clinic or independent provider	A doctor's office, clinic or independent provider	$87.10	$67.61 to $117
FacilityA hospital or hospital-owned outpatient department	A hospital or hospital-owned outpatient department	$138	$107 to $170

How much rates vary

Facilitymedian $138 · 10th to 90th $85 to $339Professionalmedian $87 · 10th to 90th $54 to $138

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	Facility/Professional	Modifier	Typical Low	Median	Typical High
Cigna Setting Facility Modifier None Typical Low $93.33 Median $141.25 Typical High $398.11	Facility	None	$93.33	$141.25	$398.11
Cigna Setting Professional Modifier None Typical Low $54.95 Median $87.10 Typical High $131.83	Professional	None	$54.95	$87.10	$131.83
Health Partners Setting Facility Modifier None Typical Low $85.11 Median $134.90 Typical High $316.23	Facility	None	$85.11	$134.90	$316.23
Health Partners Setting Professional Modifier None Typical Low $50.12 Median $74.13 Typical High $117.49	Professional	None	$50.12	$74.13	$117.49
Medica Setting Facility Modifier None Typical Low $47.86 Median $64.57 Typical High $85.11	Facility	None	$47.86	$64.57	$85.11
Medica Setting Professional Modifier None Typical Low $154.88 Median $199.53 Typical High $199.53	Professional	None	$154.88	$199.53	$199.53

Where Minnesota sits

The same service costs 22.4 times more in Hawaii than in South Carolina. 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.

Minnesota· 24th of 47

$87.10

HI $676SC $30.20

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.