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Ongoing Blood-Thinner Management, Later Months

Oregon 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?

$60.26

Typical negotiated rate. In Oregon, July 2026.

Insurers have agreed to pay about $60.26 for this service. The price depends on where it is billed: about $123 from a physician practice, and about $60.26 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 5 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$123$89.13 to $162
FacilityA hospital or hospital-owned outpatient department$60.26$47.86 to $77.62

How much rates vary

Facilitymedian $60 · 10th to 90th $40 to $85Professionalmedian $123 · 10th to 90th $66 to $178
$50$100$200facility $60professional $123

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. Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Cigna
Setting
Professional
Modifier
Global
Typical Low
$87.10
Median
$123.03
Typical High
$194.98
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$169.82
Median
$169.82
Typical High
$177.83
Moda Health
Setting
Facility
Modifier
Global
Typical Low
$37.15
Median
$56.23
Typical High
$89.13
Moda Health
Setting
Professional
Modifier
Global
Typical Low
$66.07
Median
$66.07
Typical High
$66.07
Pacific Source
Setting
Facility
Modifier
Global
Typical Low
$50.12
Median
$69.18
Typical High
$81.28
Providence
Setting
Facility
Modifier
Global
Typical Low
$37.15
Median
$56.23
Typical High
$89.13
Providence
Setting
Professional
Modifier
Global
Typical Low
$66.07
Median
$66.07
Typical High
$66.07

Where Oregon sits

The same service costs 4.8 times more in Tennessee than in New Hampshire. 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.

Oregon· 38th of 49

$60.26

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.