Nhien Nguyen, MD
NPI 1992801260ActiveIndividual· Psychiatry & Neurology, Psychiatry· Lebanon, PA
Psychiatry & Neurology, Psychiatry (MD) with Philhaven, practicing in Lebanon, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $1,087,568 for 8,168 claims, against $22,696 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 5 companies reporting payments in 2025, $853.04 in all, mostly food and beverage.
Overview
| NPI | 1992801260 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 15, 2006 |
| Last updated in NPPES | Feb 8, 2023 |
| Certified by provider | Feb 8, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | MD026453E | PA |
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 - Psychiatry (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 89 |
|---|---|
| Services billed | 351 across 8 procedure codes |
| Paid by Medicare | $22,696 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,168 · 10,653 30-day fills |
|---|---|
| Patients | 313 |
| Total drug cost | $1,087,568 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 1975 |
|---|---|
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Medical group
- PhilhavenEphrata, PA · 92 clinicians
Industry payments (Open Payments)
- 2025$853.04 · 8 payments from 5 companies
- 2024$724.71 · 9 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $247.64 | 2 |
| Neurocrine Biosciences, Inc. | $200.22 | 2 |
| E.R. Squibb & Sons, L.L.C. | $173.77 | 2 |
| Teva Pharmaceuticals USA, Inc. | $122.39 | 1 |
| Alkermes, Inc. | $109.02 | 1 |
What the 2025 payments were for
- Food and Beverage$853.04 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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