Alan K. Tam, NP
NPI 1154960334ActiveIndividual· Nurse Practitioner, Family· San Francisco, CA
Nurse Practitioner, Family (NP) with County of San Mateo, practicing in San Francisco, California. Part D covered 4,888 prescriptions written in 2024, 86% of them generic. Merck Sharp & Dohme LLC reported $25.66 in payments in 2025, mostly food and beverage. Lists Peninsula Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1154960334 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | Yes |
| NPI issued | Jan 5, 2020 |
| Last updated in NPPES | Jan 13, 2020 |
| Certified by provider | Jan 13, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | 95013093 | 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 - Nurse Practitioner (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 4,888 · 10,583 30-day fills |
|---|---|
| Patients | 751 |
| Total drug cost | $570,468 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- County of San MateoSan Mateo, CA · 310 clinicians
Hospital affiliations
- Peninsula Medical CenterBurlingame, CA
- San Mateo Medical CenterSan Mateo, CA
- Stanford Health CareStanford, CA
Other facilities
- 1st Choice Home Health Care & Hospice, Inc.Home health agency · Hayward, CA
- Anx Home HealthcareHome health agency · Burlingame, CA
- New Haven Home Health Services, Inc.Home health agency · Daly City, CA
Industry payments (Open Payments)
- 2025$25.66 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $25.66 | 1 |
What the 2025 payments were for
- Food and Beverage$25.66 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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