Ortho2, LLC
Reporting payments is a legal requirement; large totals often reflect large product portfolios.
$389Kgeneral payments (2019-2025)
$0.00research payments (2019-2025)
76clinicians paid
General and research payments are shown separately, never blended. Research payments are often institution-directed and tied to clinical trials.
General payments by year
General payments only, as reported to CMS. Research payments are totaled above and not included in these bars.
Products most associated with its payments
Specialties it works with most
Clinicians with the largest reported totals
Often long-running consulting, speaking, or advisory relationships, which companies must report by law. A large total is not evidence of anything improper.
| Clinician | Location | Specialty | General payments (2019-2025) |
|---|---|---|---|
| Andrew Trosien | Tracy, CA | Orthodontics and Dentofacial Orthopedics | $360,898.33 |
| Keith Kohrs | Aurora, CO | Orthodontics and Dentofacial Orthopedics | $13,495.10 |
| Jeffrey Blasius | South Burlington, VT | Orthodontics and Dentofacial Orthopedics | $10,346.41 |
| Barry Feldman | Cheshire, CT | Orthodontics and Dentofacial Orthopedics | $354.70 |
| John Dumas | Birmingham, MI | Orthodontics and Dentofacial Orthopedics | $346.35 |
| James Mah | Las Vegas, NV | Orthodontics and Dentofacial Orthopedics | $324.81 |
| Jonathan Feldman | Cheshire, CT | Orthodontics and Dentofacial Orthopedics | $239.46 |
| Christian Groth | Ann Arbor, MI | General Practice (Dentist) | $239.46 |
| Philip Nisco | Fountain Valley, CA | Orthodontics and Dentofacial Orthopedics | $197.51 |
| Melanie Parker | San Diego, CA | Orthodontics and Dentofacial Orthopedics | $157.19 |
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.