Quick answers
- Does Annemarie Lam accept Medicare assignment?
- Yes. Medicare's clinician data says Annemarie Lam accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Annemarie Lam's NPI number?
- 1134708548. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Annemarie Lam works
Medicare's Facility Affiliation Data lists Annemarie Lam at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- El Camino HealthMountain View, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050308
- Santa Clara Valley Medical CenterSan Jose, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050038
Practice locations
Addresses where Annemarie Lam is enrolled with Medicare (CMS data updated October 2, 2026).
- 2500 Grant RdMountain View, CA 94040 (650) 940‑7000
- 751 S Bascom Ave, Santa Clara Vly MedSan Jose, CA 95128 (408) 885‑5000
- 815 Pollard RdLos Gatos, CA 95032 (408) 866‑4070
Group practices
Medicare enrollment lists Annemarie Lam as a member of these groups (CMS data updated October 2, 2026).
- County of Santa Clara1,022 clinicians in the group
- El Camino Health Medical Network LLC202 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Mountain View
Clinicians with the same Medicare primary specialty in Mountain View, CA — not a recommendation.
Other clinicians in County of Santa Clara
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2021 (5 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1134708548 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians