Son Thai Nguyen, M.D.
NPI 1215941778ActiveIndividual· Internal Medicine· Huntington Beach, CA
Internal Medicine (M.D.) in Huntington Beach, California, trained at University of California, Irvine, California College of Medicine (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $617,484 for 7,828 claims, against $140,452 paid for services in 2024. Lilly USA, LLC reported $18.31 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1215941778 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 28, 2006 |
| Last updated in NPPES | Oct 5, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G58897 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 436 |
|---|---|
| Services billed | 2,464 across 38 procedure codes |
| Paid by Medicare | $140,452 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,828 · 20,375 30-day fills |
|---|---|
| Patients | 791 |
| Total drug cost | $617,484 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of California, Irvine, California College of Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Hoag ClinicNewport Beach, CA · 460 clinicians
Hospital affiliation
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
Other facilities
- Hoag Home HealthHome health agency · Newport Beach, CA
Industry payments (Open Payments)
- 2025$18.31 · 1 payment from 1 company
- 2024$25.74 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $18.31 | 1 |
What the 2025 payments were for
- Food and Beverage$18.31 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Huntington Beach
- 1063988897
- 1093811358
- 1255301024
- 1306926423
- 1417901661
- 1508863887
- 1518964998
- 1528049665
- 1639296957
- 1649732579
- 1770597387
- 1801027289
All 71 internal medicine physicians in Huntington Beach · All internal medicine physicians in California