Quick answers
- Which hospitals does Robert W. Weber work at?
- Medicare's official clinician data lists Robert W. Weber at 5 hospitals: AHMC Seton Medical Center, California Pacific Medical Center- Van Ness Campus, Peninsula Medical Center, UCSF Health St. Mary's Hospital and UCSF Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Robert W. Weber see patients?
- Medicare's clinician data lists 5 practice locations, including Daly City, CA and San Francisco, CA. Call before your visit to confirm the address.
- What is Robert W. Weber's specialty?
- Medicare lists Hematology/Oncology as the primary specialty.
- Does Robert W. Weber accept Medicare assignment?
- Yes. Medicare's clinician data says Robert W. Weber 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.
- What is the phone number for Robert W. Weber?
- (415) 337-2121, as listed in official Medicare / NPI Registry data.
- What is Robert W. Weber's NPI number?
- 1265505291. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Robert W. Weber works
Medicare's Facility Affiliation Data lists Robert W. Weber at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- AHMC Seton Medical CenterDaly City, CA · Acute Care Hospital · CCN 050289
- California Pacific Medical Center- Van Ness CampusSan Francisco, CA · Acute Care Hospital · CCN 050047
- Peninsula Medical CenterBurlingame, CA · Acute Care Hospital · CCN 050007
- UCSF Health St. Mary's HospitalSan Francisco, CA · Acute Care Hospital · CCN 050457
- UCSF Medical CenterSan Francisco, CA · Acute Care Hospital · CCN 050454
Practice locations
Addresses where Robert W. Weber is enrolled with Medicare (CMS data updated 2026-10-02).
- 1800 Sullivan Ave, Rm 603Daly City, CA 94015 (415) 337‑2121
- 1900 Sullivan AveDaly City, CA 94015 (650) 992‑4000
- 2235 Hayes St, Fl 5San Francisco, CA 94117 (415) 750‑5500
- 2250 Hayes StSan Francisco, CA 94117 (415) 668‑1000
- 900 Hyde StSan Francisco, CA 94109 (415) 353‑6000
Group practices
Medicare enrollment lists Robert W. Weber as a member of this group (CMS data updated 2026-10-02).
- Dignity Health86 clinicians in the group
Specialties
- Hematology/Oncologyprimary
Other hematologist-oncologists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265505291 |
| 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