Jean F. Luong, M.D
NPI 1780615641ActiveIndividual· Internal Medicine· San Jose, CA
Internal Medicine (M.D) with Hamilton Avenue Medical Group Inc, practicing in San Jose, California. Their prescriptions cost Medicare Part D more than their services did: $1,271,881 for 8,916 claims, against $149,161 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 40 companies reporting payments in 2025, $4,400 in all, mostly food and beverage. Lists Stanford Health Care as a hospital affiliation.
Overview
| NPI | 1780615641 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Jul 6, 2006 |
| Last updated in NPPES | Jul 9, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A 48809 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 396 |
|---|---|
| Services billed | 1,608 across 42 procedure codes |
| Paid by Medicare | $149,161 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,916 · 18,927 30-day fills |
|---|---|
| Patients | 642 |
| Total drug cost | $1,271,881 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1983 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Hamilton Avenue Medical Group IncSan Jose, CA · 3 clinicians
Hospital affiliation
- Stanford Health CareStanford, CA
Other facilities
- Care MustHome health agency · San Jose, CA
- Sequoia Home HealthHome health agency · Milpitas, CA
Industry payments (Open Payments)
- 2025$4,400 · 238 payments from 40 companies
- 2024$4,523 · 215 payments from 32 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $562.51 | 24 |
| Abbvie Inc. | $495.81 | 32 |
| Novo Nordisk Inc | $333.04 | 19 |
| Pfizer Inc. | $319.69 | 15 |
| Glaxosmithkline, LLC. | $273.05 | 12 |
What the 2025 payments were for
- Food and Beverage$4,400 · 238 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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