Huy Ngoc Trinh, M.D.
NPI 1326041658ActiveIndividual· Internal Medicine, Gastroenterology· San Jose, CA
Internal Medicine, Gastroenterology (M.D.) in San Jose, California, trained at Northwestern University Feinberg Medical School (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $1,639,926 for 1,686 claims, against $60,335 paid for services in 2024. Gilead Sciences, Inc. was the largest of 6 companies reporting payments in 2025, $13,642 in all, mostly speaking and faculty fees.
Overview
| NPI | 1326041658 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 31, 2005 |
| Last updated in NPPES | Jan 6, 2026 |
| Certified by provider | Jan 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | G61514 | 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 - Gastroenterology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 319 |
|---|---|
| Services billed | 614 across 29 procedure codes |
| Paid by Medicare | $60,335 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,686 · 2,014 30-day fills |
|---|---|
| Patients | 496 |
| Total drug cost | $1,639,926 |
| Generic share | 40% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Gastroenterology |
Medical groups
- San Jose Gastroenterology, Inc.San Jose, CA · 11 clinicians
- Huy N Trinh MD Gastroenterology Hepatology IncSan Jose, CA · 2 clinicians
Industry payments (Open Payments)
- 2025$13,642 · 14 payments from 6 companies
- 2024$16,540 · 30 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $7,779 | 5 |
| Glaxosmithkline, LLC. | $5,600 | 2 |
| Madrigal Pharmaceuticals | $155.37 | 3 |
| Abbvie Inc. | $43.07 | 2 |
| Genzyme Corporation | $40.94 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$7,580 · 2 payments
- Consulting Fee$5,600 · 2 payments
- Food and Beverage$462.38 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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