Andrew Zhang, MD
NPI 1821417627ActiveIndividual· Radiology, Radiation Oncology· Laguna Hills, CA
Radiology, Radiation Oncology (MD) with Permanente Medical Group Inc and 1 other group, practicing in Laguna Hills, California. In 2024 Medicare paid $119,825 for 187 patients, and Part D covered 126 of their prescriptions, 87% of them generic. Bioprotect Medical, Inc. was the largest of 2 companies reporting payments in 2025, $60.00 in all, mostly food and beverage. Lists Memorialcare Saddleback Medical Center as a hospital affiliation.
Overview
| NPI | 1821417627 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 9, 2014 |
| Last updated in NPPES | Feb 14, 2024 |
| Certified by provider | Feb 14, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | A159856 | 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 - Radiation Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 187 |
|---|---|
| Services billed | 1,680 across 27 procedure codes |
| Paid by Medicare | $119,825 |
Part D prescriptions in 2024
| Prescriptions (claims) | 126 · 184 30-day fills |
|---|---|
| Patients | 62 |
| Total drug cost | $968.76 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Radiation Oncology |
Medical groups
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
- Memorialcare Medical FoundationLong Beach, CA · 566 clinicians
Hospital affiliation
- Memorialcare Saddleback Medical CenterLaguna Hills, CA
Industry payments (Open Payments)
- 2025$60.00 · 2 payments from 2 companies
- 2024$38.71 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bioprotect Medical, Inc. | $43.02 | 1 |
| Teleflex LLC | $16.98 | 1 |
What the 2025 payments were for
- Food and Beverage$60.00 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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