Qunatra Qplus System
Payments companies reported to CMS as associated with Qunatra Qplus System. "Associated with" is CMS's wording: it links a payment to a product without saying the money was spent on it.
By year
Payments reported as associated with Qunatra Qplus System, per program year, as reported to CMS.
Who makes it
Specialties most often involved
Where the associated payments went, by the receiving clinician's specialty.
Clinicians most associated with Qunatra Qplus System
These are the largest totals companies reported as associated with Qunatra Qplus System. They are typically speaking or consulting arrangements, which companies must report by law; appearing here is not evidence of anything improper.
| Clinician | Location | Specialty | Associated payments (2023-2025) |
|---|---|---|---|
| Jonathan Chow | Washington, DC | Critical Care Medicine (Anesthesiology) | $27,907.07 |
| Melissa Burger | Dallas, TX | Anesthesiology | $26,301.53 |
| Asad Shah | Laguna Hills, CA | Thoracic Surgery (Cardiothoracic Vascular Surgery) | $18,691.99 |
| Joseph Griggs | Albuquerque, NM | Anatomic Pathology & Clinical Pathology | $12,393.23 |
| Dallas Hack | Sevierville, TN | Public Health & General Preventive Medicine | $4,497.48 |
| Joseph Roderique | Lakeland, FL | Anesthesiology | $4,063.70 |
| Kevin Ward | Ann Arbor, MI | Emergency Medicine | $4,042.84 |
| Nathan White | Seattle, WA | Emergency Medicine | $3,806.93 |
| Michael Mazzeffi | Charlottesville, VA | Critical Care Medicine (Anesthesiology) | $3,224.83 |
| Joseph Rappold | Portland, ME | Surgical Critical Care | $3,139.90 |
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Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.