Rafael A. Gonzalez-Rosario, M.D.
NPI 1144427758ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Rio Piedras, PR
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) in Rio Piedras, Puerto Rico, trained at University of Puerto Rico School of Medicine (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $4,012,880 for 22,229 claims, against $2,652 paid for services in 2024. Medtronic, Inc. was the largest of 6 companies reporting payments in 2025, $826.41 in all, mostly travel and lodging.
Overview
| NPI | 1144427758 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 27, 2007 |
| Last updated in NPPES | May 16, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 17069 | PR |
| Internal Medicine | 207R00000X | 17069 | PR |
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 - Internal Medicine (PR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 27 |
|---|---|
| Services billed | 52 across 3 procedure codes |
| Paid by Medicare | $2,652 |
Part D prescriptions in 2024
| Prescriptions (claims) | 22,229 · 30,156 30-day fills |
|---|---|
| Patients | 1,213 |
| Total drug cost | $4,012,880 |
| Generic share | 57% of claims |
Education and affiliations
| Medical school | University of Puerto Rico School of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Internal Medicine |
Industry payments (Open Payments)
- 2025$826.41 · 14 payments from 6 companies
- 2024$321.90 · 8 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $632.27 | 6 |
| Amgen Inc. | $48.95 | 2 |
| Novo Nordisk Inc | $48.00 | 2 |
| Abbott Laboratories | $47.19 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $25.00 | 1 |
What the 2025 payments were for
- Travel and Lodging$513.69 · 4 payments
- Food and Beverage$312.72 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other endocrinologists in Rio Piedras
- 1821306127
- 1841275104