Physician profile
Thien T Nguyen
NPI 1639123938
$11,126.45
in general payments reported to CMS, 2019-2025
57 companies · $2,142 in 2025
The $2,142 reported for 2025 was more than what a typical Neurology (Psychiatry & Neurology) provider received nationally (typical 2025 total: $454).
See the full distribution for Neurology (Psychiatry & Neurology)
Payments by year
General payments by program year, as reported to CMS.
General payments by year: 2019: $1,635 · 2020: $811 · 2021: $819 · 2022: $1,588 · 2023: $1,851 · 2024: $2,280 · 2025: $2,142.
What the payments were for
Nature of payment as categorized by the reporting companies: meals, consulting, travel, and so on.
Food and Beverage: $6,236 · Education: $37.39.
View as a table
| Payment type | Amount (2023-2025) |
|---|---|
| Food and Beverage | $6,235.83 |
| Education | $37.39 |
Payment-type detail covers 2023-2025; earlier years are included in totals but not broken out here.
Who reported paying
General payments only, as reported to CMS. Product names cover 2023-2025.
| Company | General payments | Years | Top products |
|---|---|---|---|
| Abbvie INC. | $1,550.39 | 2021-2025 | |
| Novartis Pharmaceuticals Corporation | $1,079.45 | 2019-2025 | |
| Biogen, INC. | $584.51 | 2019-2025 | Vumerity, Tysabri, Skyclarys |
| Pfizer INC. | $567.61 | 2023-2025 | |
| Sunovion Pharmaceuticals INC. | $500.87 | 2019-2022 | |
| Lilly USA, LLC | $474.27 | 2019-2025 | Emgality, Amyvid, Reyvow |
| Neurelis, INC. | $474.07 | 2020-2025 | Valtoco |
| Ucb, INC. | $445.82 | 2019-2025 | Nayzilam, Briviact |
| Argenx US, INC. | $420.15 | 2022-2025 | Vyvgart Hytrulo, Vyvgart |
| Sumitomo Pharma America, INC. | $409.91 | 2023-2025 | Aptiom, Gemtesa |
| Amgen INC. | $310.37 | 2019-2025 | Uplizna |
| Grifols USA, LLC | $287.09 | 2019-2025 | Gamunex-C |
| Lundbeck LLC | $285.15 | 2019-2025 | Vyepti |
| Teva Pharmaceuticals USA, INC. | $284.53 | 2019-2024 | Ajovy, Austedo |
| Supernus Pharmaceuticals, INC. | $279.25 | 2019-2025 | Oxtellar Xr, Qelbree |
Show all 57 companies
Drugs and devices associated with these payments
CMS records which products a payment was associated with, not how the money was allocated. Association is not allocation: one payment can be associated with several products, and a product listing does not mean the payment was made because of that product. Product detail covers 2023-2025.
If you want to bring it up
Most clinicians are glad to talk about this. A respectful way in:
- "I saw Thien Nguyen listed in the CMS Open Payments database. Can you tell me about your work with those companies?"
- "Is there a generic or alternative to this medication, and would it work as well for me?"
- "What made you choose this particular treatment for my situation?"
These are normal questions. A good clinician will welcome them.
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Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.