Quick answers
- Which hospitals does Max Brondfield work at?
- Medicare's official clinician data lists Max Brondfield at 3 hospitals: Marinhealth 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 Max Brondfield see patients?
- Medicare's clinician data lists 6 practice locations, including San Francisco, CA, Burlingame, CA and Berkeley, CA. Call before your visit to confirm the address.
- What is Max Brondfield's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Max Brondfield accept Medicare assignment?
- Yes. Medicare's clinician data says Max Brondfield 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 Max Brondfield offer telehealth?
- Medicare's clinician data says Max Brondfield offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Max Brondfield?
- (415) 476-4029, as listed in official Medicare / NPI Registry data.
- What is Max Brondfield's NPI number?
- 1427412816. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Max Brondfield works
Medicare's Facility Affiliation Data lists Max Brondfield at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Marinhealth Medical CenterGreenbrae, CA · Acute Care Hospital · CCN 050360
- 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 Max Brondfield is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1701 Divisadero StSan Francisco, CA 94115 (415) 476‑4029
- 225 California DrBurlingame, CA 94010 (650) 341‑9131
- 3100 San Pablo AveBerkeley, CA 94702 (510) 985‑5020
- 400 Parnassus AveSan Francisco, CA 94143
- 450 Stanyan StSan Francisco, CA 94117 (415) 750‑5750
Group practices
Medicare enrollment lists Max Brondfield as a member of these groups (CMS data updated 2026-10-02).
- UCSF Medical Group Business Services1,598 clinicians in the group
- Regents of the University of California732 clinicians in the group
Specialties
- Gastroenterologyprimary
- Internal Medicinealso
Other gastroenterologists in San Francisco
Clinicians with the same Medicare primary specialty in San Francisco, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, San Francisco School Of Medicine |
| Graduation year | 2016 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1427412816 |
| 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