Celltrion USA INC.
Reporting payments is a legal requirement; large totals often reflect large product portfolios.
$2.1Mgeneral payments (2019-2025)
$0.00research payments (2019-2025)
9,406clinicians 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) |
|---|---|---|---|
| Shadi Hamdeh | Kansas City, KS | Internal Medicine | $98,609.62 |
| Arthur Kornbluth | New York, NY | Gastroenterology (Internal Medicine) | $67,760.28 |
| Bincy Abraham | Houston, TX | Gastroenterology (Internal Medicine) | $55,045.19 |
| Udayakumar Navaneethan | Saint Petersburg, FL | Gastroenterology (Internal Medicine) | $54,928.82 |
| Stephen Hanauer | Chicago, IL | Gastroenterology (Internal Medicine) | $50,811.22 |
| Douglas Nguyen | Mission Viejo, CA | Gastroenterology (Internal Medicine) | $44,888.46 |
| Jennifer Seminerio-Diehl | Orlando, FL | Gastroenterology (Internal Medicine) | $43,531.07 |
| Zachary Borman | Chevy Chase, MD | Gastroenterology (Internal Medicine) | $39,393.95 |
| Adam Cheifetz | Boston, MA | Gastroenterology (Internal Medicine) | $38,778.28 |
| Brian Hyett | Portsmouth, NH | Internal Medicine | $30,978.71 |
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.