Gerardo Villaruz Estevez, MD
NPI 1659379865ActiveIndividual· Family Medicine, Geriatric Medicine· Edison, NJ
Family Medicine, Geriatric Medicine (MD) with Rwjbh Primary Care Services, practicing in Edison, New Jersey. Their prescriptions cost Medicare Part D more than their services did: $624,675 for 6,264 claims, against $55,374 paid for services in 2024. Novo Nordisk Inc was the largest of 10 companies reporting payments in 2025, $715.32 in all, mostly food and beverage. Lists Jfk University Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1659379865 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 12, 2005 |
| Last updated in NPPES | Apr 11, 2024 |
| Certified by provider | Apr 11, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine, Geriatric Medicine Primary | 207QG0300X | 25MA05968800 | NJ |
| Family Medicine | 207Q00000X | 25MA05968800 | NJ |
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 - Family Practice (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 312 |
|---|---|
| Services billed | 1,019 across 26 procedure codes |
| Paid by Medicare | $55,374 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,264 · 14,829 30-day fills |
|---|---|
| Patients | 564 |
| Total drug cost | $624,675 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Family Practice |
| Secondary specialties | Geriatric Medicine |
| Telehealth | Offers telehealth |
Medical group
- Rwjbh Primary Care ServicesEast Brunswick, NJ · 267 clinicians
Hospital affiliations
- Jfk University Medical CenterEdison, NJ
- Robert Wood Johnson University HospitalNew Brunswick, NJ
Other facilities
- Hackensack Meridian Jfk at HomeHome health agency · Iselin, NJ
Industry payments (Open Payments)
- 2025$715.32 · 47 payments from 10 companies
- 2024$960.21 · 60 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $219.92 | 14 |
| Astrazeneca Pharmaceuticals LP | $146.48 | 12 |
| Amgen Inc. | $101.41 | 6 |
| Glaxosmithkline, LLC. | $49.96 | 3 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $45.03 | 3 |
What the 2025 payments were for
- Food and Beverage$715.32 · 47 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Family Medicine, Geriatric Medicine providers in Edison
- 1467723262
- 1497959696
- 1548689581
- 1679825871
All Family Medicine, Geriatric Medicine providers in New Jersey