Tom A. Tassakis, MD
NPI 1689760951ActiveIndividual· Internal Medicine, Gastroenterology· Vineland, NJ
Internal Medicine, Gastroenterology (MD) in Vineland, New Jersey, licensed in NJ, with an NPI issued in October 2006. Their prescriptions cost Medicare Part D more than their services did: $520,935 for 857 claims, against $70,573 paid for services in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC reported $51.68 in payments in 2025, mostly food and beverage. Lists Inspira Medical Center Mullica Hill and 1 other hospital as hospital affiliations.
Overview
| NPI | 1689760951 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 5, 2006 |
| Last updated in NPPES | Sep 18, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 25MA06255100 | NJ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 301 |
|---|---|
| Services billed | 698 across 21 procedure codes |
| Paid by Medicare | $70,573 |
Part D prescriptions in 2024
| Prescriptions (claims) | 857 · 1,855 30-day fills |
|---|---|
| Patients | 228 |
| Total drug cost | $520,935 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1988 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Hospital affiliations
- Inspira Medical Center Mullica HillElmer, NJ
- Inspira Medical Center VinelandVineland, NJ
Industry payments (Open Payments)
- 2025$51.68 · 3 payments from 1 company
- 2024$35.27 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $51.68 | 3 |
What the 2025 payments were for
- Food and Beverage$51.68 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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