Quick answers
- Which hospitals does William Bassett work at?
- Medicare's official clinician data lists William Bassett at 3 hospitals: El Camino Health, Peninsula Medical Center and Stanford Health Care. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William Bassett see patients?
- Medicare's clinician data lists 6 practice locations, including San Mateo, CA, San Jose, CA and Stanford, CA. Call before your visit to confirm the address.
- What is William Bassett's specialty?
- Medicare lists Pulmonary Disease as the primary specialty.
- Does William Bassett accept Medicare assignment?
- Yes. Medicare's clinician data says William Bassett 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 William Bassett offer telehealth?
- Medicare's clinician data says William Bassett offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for William Bassett?
- (650) 343-4200, as listed in official Medicare / NPI Registry data.
- What is William Bassett's NPI number?
- 1407389984. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William Bassett works
Medicare's Facility Affiliation Data lists William Bassett at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- El Camino HealthMountain View, CA · Acute Care Hospital · CCN 050308
- Peninsula Medical CenterBurlingame, CA · Acute Care Hospital · CCN 050007
- Stanford Health CareStanford, CA · Acute Care Hospital · CCN 050441
Practice locations
Addresses where William Bassett is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 123 S San Mateo DrSan Mateo, CA 94401 (650) 343‑4200
- 2581 Samaritan DrSan Jose, CA 95124
- 300 Pasteur DrStanford, CA 94305 (650) 723‑4000
- 301 Industrial RdSan Carlos, CA 94070
- 370 Distel CirLos Altos, CA 94022 (650) 254‑5200
Group practices
Medicare enrollment lists William Bassett as a member of this group (CMS data updated 2026-10-02).
- Sutter Bay Medical Foundation3,829 clinicians in the group
Specialties
- Pulmonary Diseaseprimary
Other pulmonologists in San Mateo
Clinicians with the same Medicare primary specialty in San Mateo, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1407389984 |
| 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