Quick answers
- Which hospitals does Margaret Hsu work at?
- Medicare's official clinician data lists Margaret Hsu at 1 hospital: Peninsula Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Margaret Hsu see patients?
- Medicare's clinician data lists 7 practice locations, including San Mateo, CA, Burlingame, CA and Palo Alto, CA. Call before your visit to confirm the address.
- What is Margaret Hsu's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Margaret Hsu accept Medicare assignment?
- Yes. Medicare's clinician data says Margaret Hsu accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Margaret Hsu offer telehealth?
- Medicare's clinician data says Margaret Hsu offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Margaret Hsu?
- (650) 343-4200, as listed in official Medicare / NPI Registry data.
- What is Margaret Hsu's NPI number?
- 1902315799. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Margaret Hsu works
Medicare's Facility Affiliation Data lists Margaret Hsu at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Peninsula Medical CenterBurlingame, CA · Acute Care Hospital · CCN 050007
Practice locations
Addresses where Margaret Hsu is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 123 S San Mateo DrSan Mateo, CA 94401 (650) 343‑4200
- 1501 Trousdale DrBurlingame, CA 94010 (650) 696‑5400
- 1501 Trousdale Dr, Suite 215Burlingame, CA 94010 (415) 600‑6400
- 1720 El Camino RealBurlingame, CA 94010
- 50 S San Mateo DrSan Mateo, CA 94401 (650) 652‑8500
Group practices
Medicare enrollment lists Margaret Hsu as a member of this group (CMS data updated 2026-10-02).
- Sutter Bay Medical Foundation3,829 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in San Mateo
Clinicians with the same Medicare primary specialty in San Mateo, CA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2017 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1902315799 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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