Dzung Trinh, MD
NPI 1679651582ActiveIndividual· Internal Medicine, Geriatric Medicine· Fresno, CA
Internal Medicine, Geriatric Medicine (MD) in Fresno, California, trained at University of California, San Diego School of Medicine (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $1,825,943 for 19,363 claims, against $343,824 paid for services in 2024. Abbvie Inc. was the largest of 24 companies reporting payments in 2025, $1,487 in all, mostly food and beverage.
Overview
| NPI | 1679651582 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Nov 1, 2006 |
| Last updated in NPPES | Jul 14, 2026 |
| Certified by provider | Jul 14, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | G65282 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA); Practitioner - Internal Medicine (GU) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 867 |
|---|---|
| Services billed | 4,483 across 34 procedure codes |
| Paid by Medicare | $343,824 |
Part D prescriptions in 2024
| Prescriptions (claims) | 19,363 · 28,103 30-day fills |
|---|---|
| Patients | 893 |
| Total drug cost | $1,825,943 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of California, San Diego School of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Geriatric Medicine |
| Telehealth | Offers telehealth |
Medical group
- Dzung Trinh MD IncFresno, CA · 4 clinicians
Hospital affiliations
- Clovis Community Medical CenterClovis, CA
- Community Regional Medical CenterFresno, CA
- Saint Agnes Medical CenterFresno, CA
Other facilities
- Athena Home Health CareHome health agency · Fresno, CA
- Omnia Healthcare, LLCHome health agency · Clovis, CA
- St Mary's Home Health Services, IncHome health agency · Fresno, CA
- Therapeutic Home HealthcareHome health agency · Fresno, CA
- Valley Home HealthHome health agency · Fresno, CA
- Ardent Hospice of FresnoHospice · Fresno, CA
- Ardent Hospice of the ValleyHospice · Delano, CA
- Bristol Hospice FresnoHospice · Fresno, CA
- San Joaquin Valley Rehabilitation HospInpatient rehabilitation facility · Fresno, CA
- Pacific Gardens Nursing and Rehabilitation CenterNursing home · Fresno, CA
- The Terraces at San Joaquin Gardens VillageNursing home · Fresno, CA
Industry payments (Open Payments)
- 2025$1,487 · 60 payments from 24 companies
- 2024$975.88 · 43 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $128.26 | 5 |
| Novo Nordisk Inc | $121.95 | 4 |
| Vanda Pharmaceuticals Inc. | $120.30 | 6 |
| Viatris Specialty LLC | $106.78 | 5 |
| Ucb, Inc. | $104.00 | 4 |
What the 2025 payments were for
- Food and Beverage$1,445 · 59 payments
- Education$42.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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