Quick answers
- Which hospitals does Jeffrey M. Fox work at?
- Medicare's official clinician data lists Jeffrey M. Fox at 1 hospital: Kaiser Foundation Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jeffrey M. Fox see patients?
- Medicare's clinician data lists 5 practice locations, including San Francisco, CA, Stockton, CA and Vallejo, CA. Call before your visit to confirm the address.
- What is Jeffrey M. Fox's specialty?
- Medicare lists Gastroenterology as the primary specialty, and also Internal Medicine.
- Does Jeffrey M. Fox accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey M. Fox 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 Jeffrey M. Fox?
- (415) 833-2000, as listed in official Medicare / NPI Registry data.
- What is Jeffrey M. Fox's NPI number?
- 1972687945. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jeffrey M. Fox works
Medicare's Facility Affiliation Data lists Jeffrey M. Fox at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Kaiser Foundation HospitalSan Rafael, CA · Acute Care Hospital · CCN 050510
Practice locations
Addresses where Jeffrey M. Fox is enrolled with Medicare (CMS data updated 2026-10-02).
- 2200 Ofarrell StSan Francisco, CA 94115 (415) 833‑2000
- 2425 Geary BlvdSan Francisco, CA 94115 (415) 833‑2200
- 7373 W LaneStockton, CA 95210 (209) 476‑2000
- 975 Sereno DrVallejo, CA 94589 (707) 651‑1000
- 99 Montecillo RdSan Rafael, CA 94903 (415) 444‑2000
Group practices
Medicare enrollment lists Jeffrey M. Fox as a member of this group (CMS data updated 2026-10-02).
- Permanente Medical Group Inc10,996 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 Diego School Of Medicine |
| Graduation year | 1997 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1972687945 |
| 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