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Ongoing Blood-Thinner Management, Later Months

Ohio 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?

$105

Typical physician fee. In Ohio, July 2026.

Insurers have agreed to pay about $105 for this service. Most negotiated rates run $69.18 to $145.

Few insurers publish rates for this combination, so treat this figure as a rough guide.

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.

How much rates vary

Professionalmedian $105 · 10th to 90th $50 to $174
$50.0$100.0$200.0professional $105

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
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$41.69
Median
$41.69
Typical High
$41.69
Cigna
Setting
Professional
Modifier
Global
Typical Low
$69.18
Median
$123.03
Typical High
$173.78
Medical Mutual of Ohio
Setting
Professional
Modifier
Global
Typical Low
$50.12
Median
$50.12
Typical High
$52.48

Where Ohio 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.

Ohio $105 · 17th 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.