Microvolt t-wave assess
Microvolt T-wave alternans testing, which measures subtle heart rhythm variations, costs between $136.62 and $156.46 based on Medicare rates, making bill verification essential given potential facility markup differences.
About the analyst
David Park researches procedure pricing and insurance reimbursement patterns at BillRazor Research. He specializes in cost comparison across care settings and metropolitan areas. Expertise: procedure pricing, insurance reimbursement, cost comparison.
Microvolt T-wave alternans assessment testing (CPT 93025) measures tiny electrical variations in heartbeats to evaluate cardiac arrhythmia risk, typically ordered for patients with heart failure or coronary artery disease. This diagnostic test helps cardiologists assess sudden cardiac death risk in patients being considered for implantable defibrillators. Medicare reimburses approximately $200-300 for this procedure, though facility charges may vary significantly between outpatient and hospital settings.
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Facility rate
$137
National Medicare benchmark
Non-facility rate
$99
Office setting benchmark
Data sources
3
23 data points
Key insights for CPT 93025
Facility vs office setting
$38 differenceNon-facility setting is less expensive for this procedure
What this procedure costs across different settings
The same procedure can cost very different amounts depending on where it's performed. These are the Medicare-allowed amounts — what hospitals actually charge can be 3-10x higher.
| Setting | Medicare rate | vs lowest |
|---|---|---|
| Facility (physician office) | $137 | +38% |
| Non-facility (office) | $99 | Lowest |
| Outpatient (APC) | $156 | +58% |
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About this data
Rates shown are from the 2026 Medicare Physician Fee Schedule, Hospital Outpatient Prospective Payment System (OPPS), Ambulatory Surgery Center Payment System, Clinical Laboratory Fee Schedule, Durable Medical Equipment Fee Schedule, and CMS Inpatient Prospective Payment System (DRG weights). Regional adjustments use CMS Geographic Practice Cost Indices (GPCI). Hospital charges are from CMS Hospital Price Transparency machine-readable files. All data is publicly available under federal law (45 CFR Part 180).
This data is for informational purposes only and does not constitute medical or financial advice. Actual costs depend on insurance coverage, negotiated rates, and individual circumstances.
Related procedures
Related pricing data
Data: Medicare Physician Fee Schedule, CMS Inpatient PPS (IPPS), Outpatient PPS (OPPS), ASC Payment System, Clinical Lab Fee Schedule (CLFS), National Average Drug Acquisition Cost (NADAC). FY 2024 data. All publicly available from CMS.
Methodology: Facility rate applies when the procedure is performed in a hospital or ASC. Non-facility rate applies in a physician office. GPCI adjustments reflect regional cost-of-living differences.
This information is for educational purposes only and is not medical, financial, or legal advice. Actual costs depend on your insurance and provider. We recommend verifying costs directly with your provider. Full methodology · Terms of use