Gabriel Irizarry Villafane, M.D.
NPI 1487907184ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Bayamon, PR
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) in Bayamon, Puerto Rico, licensed in PR, with an NPI issued in October 2012. Part D covered 10,739 prescriptions written in 2024, 39% of them generic. Corcept Therapeutics was the largest of 2 companies reporting payments in 2025, $141.63 in all, mostly food and beverage.
Overview
| NPI | 1487907184 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 18, 2012 |
| Last updated in NPPES | Dec 15, 2020 |
| Certified by provider | Dec 15, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 18602 | PR |
| Internal Medicine | 207R00000X | 18602 | PR |
| Student in an Organized Health Care Education/Training Program | 390200000X | 18602 | 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 - Endocrinology (PR) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 10,739 · 16,254 30-day fills |
|---|---|
| Patients | 1,118 |
| Total drug cost | $3,289,695 |
| Generic share | 39% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Endocrinology |
| Secondary specialties | Internal Medicine |
Industry payments (Open Payments)
- 2025$141.63 · 2 payments from 2 companies
- 2024$129.87 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Corcept Therapeutics | $117.67 | 1 |
| Amgen Inc. | $23.96 | 1 |
What the 2025 payments were for
- Food and Beverage$141.63 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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