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 July 2026.

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

$89.13

Typical negotiated rate. In Minnesota, July 2026.

Insurers have agreed to pay about $89.13 for this service. The price depends on where it is billed: about $87.10 from a physician practice, and about $115 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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.

Where it's billed changes the price

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 $112
FacilityA hospital or hospital-owned outpatient department	A hospital or hospital-owned outpatient department	$115	$85.11 to $170

How much rates vary

Facilitymedian $115 · 10th to 90th $49 to $316Professionalmedian $87 · 10th to 90th $54 to $141

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. 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 Global Typical Low $87.10 Median $134.90 Typical High $398.11	Facility	Global	$87.10	$134.90	$398.11
Cigna Setting Professional Modifier Global Typical Low $54.95 Median $89.13 Typical High $144.54	Professional	Global	$54.95	$89.13	$144.54
Health Partners Setting Facility Modifier Global Typical Low $95.50 Median $162.18 Typical High $316.23	Facility	Global	$95.50	$162.18	$316.23
Health Partners Setting Professional Modifier Global Typical Low $51.29 Median $83.18 Typical High $134.90	Professional	Global	$51.29	$83.18	$134.90
Medica Setting Facility Modifier Global Typical Low $40.74 Median $57.54 Typical High $93.33	Facility	Global	$40.74	$57.54	$93.33
Medica Setting Professional Modifier Global Typical Low $154.88 Median $199.53 Typical High $199.53	Professional	Global	$154.88	$199.53	$199.53

Where Minnesota sits

The same service costs 4.8 times more in Tennessee than in New Hampshire. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Minnesota $89.13 · 26th of 49

TN $200NH $41.69

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.