Robert Wolfgang, D.O.
NPI 1871587550ActiveIndividual· Internal Medicine, Gastroenterology· Cranston, RI
Internal Medicine, Gastroenterology (D.O.) in Cranston, Rhode Island, trained at Philadelphia College of Osteopathic Medicine (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $1,666,007 for 2,535 claims, against $79,887 paid for services in 2024. Abbvie Inc. was the largest of 11 companies reporting payments in 2025, $1,088 in all, mostly food and beverage.
Overview
| NPI | 1871587550 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Sep 8, 2005 |
| Last updated in NPPES | Mar 29, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | RI501 | RI |
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 (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 446 |
|---|---|
| Services billed | 1,111 across 39 procedure codes |
| Paid by Medicare | $79,887 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,535 · 4,911 30-day fills |
|---|---|
| Patients | 467 |
| Total drug cost | $1,666,007 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Gastroenterology |
Medical groups
- University Gastroenterology, LLCProvidence, RI · 102 clinicians
- Internal Medicine Associates IncCranston, RI · 6 clinicians
Hospital affiliations
- Kent County Memorial HospitalWarwick, RI
- Our Lady of Fatima HospitalNorth Providence, RI
- South County Hospital IncWakefield, RI
- The Miriam HospitalProvidence, RI
- Women & Infants Hospital of Rhode IslandProvidence, RI
Industry payments (Open Payments)
- 2025$1,088 · 51 payments from 11 companies
- 2024$1,587 · 87 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $363.22 | 27 |
| Janssen Biotech, Inc. | $283.14 | 11 |
| Ipsen Biopharmaceuticals, Inc | $121.60 | 1 |
| Madrigal Pharmaceuticals | $114.31 | 2 |
| Takeda Pharmaceuticals U.S.A., Inc. | $54.84 | 2 |
What the 2025 payments were for
- Food and Beverage$1,088 · 51 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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