Tuan Ngoc Nguyen, M.D.
NPI 1144245366ActiveIndividual· Family Medicine· Murrieta, CA
Family Medicine (M.D.) in Murrieta, California, trained at Michigan State University College of Human Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $501,198 for 4,562 claims, against $11,085 paid for services in 2024. Intra-Sana Laboratories was the largest of 4 companies reporting payments in 2025, $356.51 in all, mostly food and beverage.
Overview
| NPI | 1144245366 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 12, 2006 |
| Last updated in NPPES | Sep 26, 2025 |
| Certified by provider | Sep 26, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | A64605 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 58 |
|---|---|
| Services billed | 226 across 16 procedure codes |
| Paid by Medicare | $11,085 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,562 · 9,962 30-day fills |
|---|---|
| Patients | 308 |
| Total drug cost | $501,198 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Michigan State University College of Human Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$356.51 · 26 payments from 4 companies
- 2024$637.41 · 23 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intra-Sana Laboratories | $198.85 | 18 |
| Novo Nordisk Inc | $71.78 | 4 |
| Astrazeneca Pharmaceuticals LP | $52.51 | 3 |
| Merck Sharp & Dohme LLC | $33.37 | 1 |
What the 2025 payments were for
- Food and Beverage$356.51 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 70 family medicine physicians in Murrieta · All family medicine physicians in California