CPT 93990 Vascular Studies

How Much Does Doppler Flow Testing Cost?

Also known as: Doppler flow testing (CPT 93990)

Doppler Flow Testing (CPT 93990) costs $144 at Medicare rates. Hospital outpatient rate: $107.

Cost Comparison by Payer

How much Doppler flow testing costs across different settings and payers

Medicare
Facility rate
$144
Hospital Outpatient
OPPS rate
$107
Medicare (Facility)
$144
CMS PFS 2026 national rate
Hospital Outpatient
$107
OPPS rate

Procedures Commonly Done Together

These procedures are frequently performed alongside Doppler flow testing

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How to Reduce Your Cost for Doppler flow testing

Practical tips that can save you hundreds or thousands of dollars

  • 1
    Ask about cash-pay discounts

    Many hospitals and clinics offer 20-40% discounts for self-pay patients. Always ask before scheduling.

  • 2
    Compare facility vs. office setting costs

    Some procedures cost significantly less in an office setting than a hospital. Ask your provider about options.

  • 3
    Shop around — costs vary significantly

    Costs can vary 2-3x between providers in the same city. Get quotes from multiple facilities.

How is the Price Calculated?

Medicare calculates procedure payments using Relative Value Units (RVUs). Each procedure has three components multiplied by a conversion factor ($33.40 in 2026) and adjusted by geographic cost indices.

0.49
Work RVU
3.73
Practice Expense RVU
0.10
Malpractice RVU
4.32
Total RVU

Payment = Total RVU (4.32) x CF ($33.40) = $144

Frequently Asked Questions

How much does Doppler flow testing cost?

The Medicare facility rate for Doppler flow testing is $144. In a hospital outpatient setting, the rate is $107. Commercial insurance rates typically range from 150% to 250% of Medicare (varies by plan).

How much does Doppler flow testing cost without insurance?

Without insurance, the cost of Doppler flow testing can range from 150% of Medicare to 500% of Medicare depending on the facility. Many hospitals and clinics offer self-pay discounts of 20-40% off their chargemaster price. Always ask about cash pricing before your visit.

Does insurance cover Doppler flow testing?

Most commercial health insurance plans and Medicare cover Doppler flow testing when ordered by a physician for a medically necessary reason. Your out-of-pocket cost depends on your plan's deductible, copay/coinsurance structure, and whether you use an in-network provider. Check with your insurance company before scheduling to confirm coverage and get a cost estimate.

Why does the cost vary so much by location?

Medicare adjusts payments using Geographic Practice Cost Indices (GPCIs) that reflect local differences in physician work costs, practice expenses, and malpractice insurance. Manhattan, San Francisco, and other high-cost areas pay significantly more than rural regions. Commercial insurers follow similar geographic patterns.

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