Reginald Nguyen, MD
NPI 1144859752ActiveIndividual· Emergency Medicine· Mountain View, CA
Emergency Medicine (MD) in Mountain View, California, trained at Oakland Univ, William Beaumont School of Medicine (class of 2020). 91 Medicare patients in 2024, $13,800 paid; nearly all of their 112 Part D prescriptions were generic (93%).
Overview
| NPI | 1144859752 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 6, 2020 |
| Last updated in NPPES | Nov 14, 2024 |
| Certified by provider | Nov 14, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | A189843 | 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 - Emergency Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 91 |
|---|---|
| Services billed | 137 across 17 procedure codes |
| Paid by Medicare | $13,800 |
Part D prescriptions in 2024
| Prescriptions (claims) | 112 · 117 30-day fills |
|---|---|
| Patients | 90 |
| Total drug cost | $3,138 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Oakland Univ, William Beaumont School of Medicine |
|---|---|
| Graduation year | 2020 |
| Medicare specialty | Emergency Medicine |
Medical groups
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
- Cep America - CaliforniaPomona, CA · 1,292 clinicians
Hospital affiliations
- El Camino HealthMountain View, CA
- Kaiser Foundation Hospital - San LeandroSan Leandro, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other emergency medicine physicians in Mountain View
- 1407886435
- 1487116208
- 1881631406
- 1952755910
- 1063433506
- 1053641290
- 1154572345
- 1285253799
- 1508200890
- 1700311081
- 1801814850
- 1881987519
All 30 emergency medicine physicians in Mountain View · All emergency medicine physicians in California