GlassScriptTigon Medical LLC
Reporting payments is a legal requirement; large totals often reflect large product portfolios.
$152Kgeneral payments (2019-2025)
$0.00research payments (2019-2025)
43clinicians 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.
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) |
|---|---|---|---|
| Umasuthan Srikumaran | Columbia, MD | Orthopaedic Surgery | $51,538.55 |
| Gregory Gasbarro | Baltimore, MD | Orthopaedic Surgery | $13,789.83 |
| Matthew Thompson | Laurel, MD | Sports Medicine (Orthopaedic Surgery) | $13,460.79 |
| John Horneff | Philadelphia, PA | Orthopaedic Surgery | $6,101.38 |
| Stephan Pill | Greenville, SC | Sports Medicine (Orthopaedic Surgery) | $5,211.64 |
| Omar Hussamy | Vero Beach, FL | Orthopaedic Surgery | $4,975.00 |
| Timothy Johnson | Lansdowne, VA | Orthopaedic Surgery | $4,500.00 |
| David Kummerfeld | Tyler, TX | Orthopaedic Surgery | $4,394.56 |
| Michael Schwartz | Plano, TX | Orthopaedic Surgery | $4,150.00 |
| Michael Cantrell | Huntsville, AL | Sports Medicine (Orthopaedic Surgery) | $3,625.00 |
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.