Roberto Alers Fernandez, M.D.
NPI 1417952649ActiveIndividual· Internal Medicine· Aguadilla, PR
Internal Medicine (M.D.) in Aguadilla, Puerto Rico, licensed in PR, with an NPI issued in June 2005. Part D covered 7,542 prescriptions written in 2024, 82% of them generic. Dexcom, Inc. was the largest of 3 companies reporting payments in 2025, $296.20 in all, mostly food and beverage. Lists Hospital Comunitario Buen Samaritano Inc as a hospital affiliation.
Overview
| NPI | 1417952649 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 15, 2005 |
| Last updated in NPPES | Oct 3, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 9684 | PR |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (PR) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 7,542 · 15,594 30-day fills |
|---|---|
| Patients | 277 |
| Total drug cost | $520,941 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1985 |
|---|---|
| Medicare specialty | Internal Medicine |
Hospital affiliation
- Hospital Comunitario Buen Samaritano IncAguadilla, PR
Industry payments (Open Payments)
- 2025$296.20 · 4 payments from 3 companies
- 2024$181.25 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $149.93 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $124.88 | 1 |
| Pbg Puerto Rico LLC | $21.39 | 1 |
What the 2025 payments were for
- Food and Beverage$296.20 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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