Hung B. Nguyen, M.D.
NPI 1073532826ActiveIndividual· Internal Medicine, Critical Care Medicine· Loma Linda, CA
Internal Medicine, Critical Care Medicine (M.D.) in Loma Linda, California, trained at University of California, Irvine, California College of Medicine (class of 1998). In 2024 Medicare paid $60,136 for 151 patients, and Part D covered 67 of their prescriptions, 82% of them generic. Merck Sharp & Dohme LLC was the largest of 2 companies reporting payments in 2025, $145.34 in all, mostly food and beverage.
Overview
| NPI | 1073532826 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 19, 2006 |
| Last updated in NPPES | Nov 19, 2020 |
| Certified by provider | Nov 19, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Critical Care Medicine Primary | 207RC0200X | A82566 | CA |
| Emergency Medicine | 207P00000X | A82566 | 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 - Critical Care (Intensivists) (CA); Practitioner - Critical Care (Intensivists) (GU) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 151 |
|---|---|
| Services billed | 468 across 26 procedure codes |
| Paid by Medicare | $60,136 |
Part D prescriptions in 2024
| Prescriptions (claims) | 67 · 100 30-day fills |
|---|---|
| Patients | 42 |
| Total drug cost | $9,793 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of California, Irvine, California College of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Critical Care (Intensivists) |
| Secondary specialties | Internal Medicine, Pulmonary Disease |
Medical groups
- Faculty Physicians and Surgeons of LlusmLoma Linda, CA · 1,315 clinicians
- Guam Memorial HospitalTamuning, GU · 131 clinicians
Hospital affiliations
- Guam Memorial Hospital AuthorityTamuning, GU
- Loma Linda University Medical CenterLoma Linda, CA
Industry payments (Open Payments)
- 2025$145.34 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $124.89 | 1 |
| Mallinckrodt Hospital Products Inc. | $20.45 | 1 |
What the 2025 payments were for
- Food and Beverage$145.34 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Critical Care Medicine providers in Loma Linda
- 1679908800
- 1013443746
- 1184940033
- 1649290750
- 1982624003
- 1255861852
- 1457848996
- 1972656429
- 1578724977
- 1902823776
- 1568753986
- 1538623780
All Internal Medicine, Critical Care Medicine providers in California →