Quick answers
- Which hospitals does Joseph A. Knox work at?
- Medicare's official clinician data lists Joseph A. Knox at 2 hospitals: Peninsula Medical Center and UCSF Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Joseph A. Knox see patients?
- Medicare's clinician data lists 15 practice locations, including San Mateo, CA, Burlingame, CA and San Francisco, CA. Call before your visit to confirm the address.
- What is Joseph A. Knox's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Joseph A. Knox accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph A. Knox 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 Joseph A. Knox?
- (650) 696-4140, as listed in official Medicare / NPI Registry data.
- What is Joseph A. Knox's NPI number?
- 1457989766. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Joseph A. Knox works
Medicare's Facility Affiliation Data lists Joseph A. Knox 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
- UCSF Medical CenterSan Francisco, CA · Acute Care Hospital · CCN 050454
Practice locations
Addresses where Joseph A. Knox is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 15; the Medicare profile lists all.
- 100 S San Mateo DrSan Mateo, CA 94401 (650) 696‑4140
- 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
- 1600 Divisadero St, McB302San Francisco, CA 94115 (415) 476‑1000
Group practices
Medicare enrollment lists Joseph A. Knox as a member of these groups (CMS data updated 2026-10-02).
- Sutter Bay Medical Foundation3,829 clinicians in the group
- University of California San Francisco1,839 clinicians in the group
- UCSF Medical Group Business Services1,598 clinicians in the group
- California Advanced Imaging Medical Associates Inc88 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in San Mateo
Clinicians with the same Medicare primary specialty in San Mateo, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, San Francisco School Of Medicine |
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457989766 |
| 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