Gerardo Jose Guillen Rivera, M.D.
NPI 1366635369ActiveIndividual· Dentist, Oral and Maxillofacial Surgery· El Paso, TX
Opted out of Medicare from May 2016 to May 2028. Dentist, Oral and Maxillofacial Surgery (M.D.) in El Paso, Texas, licensed in TX, with an NPI issued in August 2007. Part D covered 573 prescriptions written in 2024, 100% of them generic. Dentsply Sirona Inc was the largest of 2 companies reporting payments in 2025, $454.14 in all, mostly food and beverage.
Overview
| NPI | 1366635369 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 22, 2007 |
| Last updated in NPPES | Jan 20, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, Oral and Maxillofacial Surgery Primary | 1223S0112X | 28475 | TX |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out May 31, 2016 – May 31, 2028 |
| Can order and refer | Yes |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Part D prescriptions in 2024
| Prescriptions (claims) | 573 · 573 30-day fills |
|---|---|
| Patients | 184 |
| Total drug cost | $2,868 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
- 2025$454.14 · 9 payments from 2 companies
- 2024$227.16 · 4 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dentsply Sirona Inc | $430.24 | 8 |
| Vertex Pharmaceuticals Incorporated | $23.90 | 1 |
What the 2025 payments were for
- Food and Beverage$454.14 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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