Gordon W. Wong, M.D.
NPI 1235172446ActiveIndividual· Radiology, Radiation Oncology· Los Gatos, CA
Radiology, Radiation Oncology (M.D.) in Los Gatos, California, trained at Indiana University School of Medicine (class of 2003). Mostly services rather than prescriptions: Medicare paid $427,251 for 231 patients in 2024, with only 13 Part D claims. Janssen Biotech, Inc. was the largest of 9 companies reporting payments in 2025, $376.61 in all, mostly food and beverage.
Overview
| NPI | 1235172446 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 14, 2006 |
| Last updated in NPPES | Apr 6, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | A102501 | CA |
| Radiology, Radiation Oncology | 2085R0001X | 48162 | WI |
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 - Radiation Oncology (AR); Practitioner - Radiation Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 231 |
|---|---|
| Services billed | 2,253 across 41 procedure codes |
| Paid by Medicare | $427,251 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13 · 13 30-day fills |
|---|---|
| Patients | 12 |
| Total drug cost | $540.91 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Radiation Oncology |
| Telehealth | Offers telehealth |
Medical groups
- Regents of the University of California - UCSFSan Francisco, CA · 80 clinicians
- Epic CareWalnut Creek, CA · 55 clinicians
- Monterey Bay Oncology A Medical CorporationMonterey, CA · 16 clinicians
Hospital affiliation
- Good Samaritan HospitalSan Jose, CA
Industry payments (Open Payments)
- 2025$376.61 · 14 payments from 9 companies
- 2024$893.35 · 27 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $95.89 | 3 |
| Merck Sharp & Dohme LLC | $80.10 | 3 |
| Novartis Pharmaceuticals Corporation | $63.08 | 2 |
| Genmab U.S., Inc. | $26.37 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $25.93 | 1 |
What the 2025 payments were for
- Food and Beverage$376.61 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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