Raymond W. M. Cheung, M. D.
NPI 1831247170ActiveIndividual· Internal Medicine· Alhambra, CA
Internal Medicine (M. D.) in Alhambra, California, trained at Tufts University School of Medicine (class of 1993). Part D covered 6,151 prescriptions written in 2024, 89% of them generic. Gilead Sciences, Inc. reported $14.94 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1831247170 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M. D. |
| Sole proprietor | Yes |
| NPI issued | Jan 5, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A60008 | 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 - Internal Medicine (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 6,151 · 12,844 30-day fills |
|---|---|
| Patients | 405 |
| Total drug cost | $461,703 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
Industry payments (Open Payments)
- 2025$14.94 · 1 payment from 1 company
- 2024$19.12 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $14.94 | 1 |
What the 2025 payments were for
- Food and Beverage$14.94 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Alhambra
- 1003835679
- 1093778672
- 1104866649
- 1114968393
- 1225107006
- 1326127374
- 1417096363
- 1417335134
- 1467413666
- 1487722823
- 1508826488
- 1518969971
All 66 internal medicine physicians in Alhambra · All internal medicine physicians in California