Nancy Marrero Viera, MD
NPI 1134370091ActiveIndividual· General Practice· Hatillo, PR
General Practice (MD) in Hatillo, Puerto Rico, licensed in PR, with an NPI issued in October 2008. Part D covered 12,555 prescriptions written in 2024, 83% of them generic. Abbvie Inc. reported $144.95 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1134370091 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 8, 2008 |
| Last updated in NPPES | Jan 25, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| General Practice Primary | 208D00000X | 17325 | 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 - General Practice (PR) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 12,555 · 19,910 30-day fills |
|---|---|
| Patients | 378 |
| Total drug cost | $733,671 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | General Practice |
Industry payments (Open Payments)
- 2025$144.95 · 1 payment from 1 company
- 2024$73.21 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $144.95 | 1 |
What the 2025 payments were for
- Food and Beverage$144.95 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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