Andrew Nguyen, M.D.
NPI 1265653778ActiveIndividual· Internal Medicine, Infectious Disease· Amityville, NY
Internal Medicine, Infectious Disease (M.D.) in Amityville, New York, trained at State University of New York Downstate Medical Center (class of 2001). In 2024 Medicare paid $198,559 for 386 patients, and Part D covered 114 of their prescriptions, 89% of them generic. Astellas Pharma US Inc was the largest of 2 companies reporting payments in 2025, $75.55 in all, mostly food and beverage.
Overview
| NPI | 1265653778 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 1, 2007 |
| Last updated in NPPES | Nov 1, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 234168 | NY |
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 - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 386 |
|---|---|
| Services billed | 2,438 across 9 procedure codes |
| Paid by Medicare | $198,559 |
Part D prescriptions in 2024
| Prescriptions (claims) | 114 · 126 30-day fills |
|---|---|
| Patients | 31 |
| Total drug cost | $79,901 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Internal Medicine |
Medical group
- Vinod Gulati MD PLLCAmityville, NY · 3 clinicians
Hospital affiliations
- Chsli St Joseph HospitalBethpage, NY
- Good Samaritan Hospital Medical CenterWest Islip, NY
- Plainview HospitalPlainview, NY
Industry payments (Open Payments)
- 2025$75.55 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $46.83 | 2 |
| Sumitomo Pharma America, Inc. | $28.72 | 1 |
What the 2025 payments were for
- Food and Beverage$75.55 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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