Master Series
Payments companies reported to CMS as associated with Master Series. "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 Master Series, 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 Master Series
These are the largest totals companies reported as associated with Master Series. 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) |
|---|---|---|---|
| Brian Hohlen | Omaha, NE | Dentist | $8,013.95 |
| Martin Gochnour | Madison, WI | Orthodontics and Dentofacial Orthopedics | $7,384.61 |
| James Kolstad | Waukesha, WI | Orthodontics and Dentofacial Orthopedics | $5,869.57 |
| John Pritchett | Indianapolis, IN | Orthodontics and Dentofacial Orthopedics | $5,238.61 |
| Shane Blacker | Tempe, AZ | Orthodontics and Dentofacial Orthopedics | $4,937.82 |
| Wesley Gass | Gainesville, GA | Orthodontics and Dentofacial Orthopedics | $4,598.28 |
| Christian Fortney | Escondido, CA | Orthodontics and Dentofacial Orthopedics | $4,598.10 |
| Shawn O'Bannon | Oxford, MS | Orthodontics and Dentofacial Orthopedics | $4,578.44 |
| Jason Huse | St Cloud, MN | Orthodontics and Dentofacial Orthopedics | $4,445.25 |
| Ethan Just | Manitowoc, WI | Orthodontics and Dentofacial Orthopedics | $4,438.01 |
Prescribed Master Series?
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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.