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Ongoing Blood-Thinner Management, Later Months

Iowa 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?

$69.18

Typical physician fee. In Iowa, July 2026.

Insurers have agreed to pay about $69.18 for this service. Most negotiated rates run $54.95 to $97.72.

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

Facilitymedian $55 · 10th to 90th $39 to $89Professionalmedian $76 · 10th to 90th $54 to $200
$50$100$200facility $55professional $76

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
Cigna
Setting
Professional
Modifier
Global
Typical Low
$54.95
Median
$74.13
Typical High
$131.83
Medica
Setting
Facility
Modifier
Global
Typical Low
$38.90
Median
$54.95
Typical High
$89.13
Medica
Setting
Professional
Modifier
Global
Typical Low
$60.26
Median
$154.88
Typical High
$199.53
Midlands
Setting
Professional
Modifier
Global
Typical Low
$54.95
Median
$54.95
Typical High
$54.95
Midlands
Setting
Professional
Modifier
Global
Typical Low
$45.71
Median
$61.66
Typical High
$70.79

Where Iowa 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.

Iowa· 36th of 49

$69.18

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.