Frederic Nha Nguyen, M.D.
NPI 1528293628ActiveIndividual· Psychiatry & Neurology, Neurology· Richardson, TX
Psychiatry & Neurology, Neurology (M.D.) in Richardson, Texas, trained at University of Florida College of Medicine (class of 2009). 458 Medicare patients in 2024, $290,833 paid; nearly all of their 1,114 Part D prescriptions were generic (92%). Pfizer Inc. was the largest of 28 companies reporting payments in 2025, $57,078 in all, mostly speaking and faculty fees.
Overview
| NPI | 1528293628 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | May 19, 2009 |
| Last updated in NPPES | Sep 12, 2026 |
| Certified by provider | Sep 12, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | P1905 | TX |
| Psychiatry & Neurology, Neurology | 2084N0400X | ME108181 | FL |
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 - Neurology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 458 |
|---|---|
| Services billed | 28,307 across 37 procedure codes |
| Paid by Medicare | $290,833 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,114 · 2,661 30-day fills |
|---|---|
| Patients | 323 |
| Total drug cost | $287,915 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Florida College of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Hospital affiliation
- Methodist Richardson Medical CenterRichardson, TX
Industry payments (Open Payments)
- 2025$57,078 · 182 payments from 28 companies
- 2024$102,041 · 227 payments from 28 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $20,557 | 27 |
| Otsuka America Pharmaceutical, Inc. | $15,137 | 22 |
| Eisai Inc. | $12,125 | 19 |
| Abbvie Inc. | $6,806 | 19 |
| Argenx US, Inc. | $565.17 | 9 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$37,122 · 13 payments
- Compensation for serving as faculty or as a speaker for a medical education program$7,095 · 7 payments
- Consulting Fee$5,830 · 5 payments
- Food and Beverage$3,803 · 151 payments
- Travel and Lodging$3,228 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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