Joseph M. Duva, MD
NPI 1992817977ActiveIndividual· Internal Medicine, Gastroenterology· Riverhead, NY
Internal Medicine, Gastroenterology (MD) in Riverhead, New York, trained at Icahn School of Medicine at Mount Sinai (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $539,647 for 1,690 claims, against $207,446 paid for services in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC was the largest of 16 companies reporting payments in 2025, $2,263 in all, mostly food and beverage.
Overview
| NPI | 1992817977 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 139327 | NY |
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 (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 568 |
|---|---|
| Services billed | 1,480 across 26 procedure codes |
| Paid by Medicare | $207,446 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,690 · 3,405 30-day fills |
|---|---|
| Patients | 542 |
| Total drug cost | $539,647 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | Icahn School of Medicine at Mount Sinai |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Joseph M. Duva MD PCRiverhead, NY · 2 clinicians
Hospital affiliations
- Peconic Bay Medical CenterRiverhead, NY
- Suny/Stony Brook University HospitalStony Brook, NY
Industry payments (Open Payments)
- 2025$2,263 · 84 payments from 16 companies
- 2024$1,649 · 78 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $509.63 | 26 |
| Madrigal Pharmaceuticals | $339.19 | 5 |
| Qol Medical, LLC | $262.45 | 8 |
| Abbvie Inc. | $225.17 | 11 |
| Thd America, Inc. | $183.06 | 1 |
What the 2025 payments were for
- Food and Beverage$2,263 · 84 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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