Quick answers
- Which hospitals does Josiah K. Gerdts work at?
- Medicare's official clinician data lists Josiah K. Gerdts at 1 hospital: UCSF Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Josiah K. Gerdts see patients?
- Medicare's clinician data lists 2 practice locations, including Berkeley, CA and San Francisco, CA. Call before your visit to confirm the address.
- What is Josiah K. Gerdts's specialty?
- Medicare lists Neurology as the primary specialty.
- Does Josiah K. Gerdts accept Medicare assignment?
- Yes. Medicare's clinician data says Josiah K. Gerdts 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 Josiah K. Gerdts offer telehealth?
- Medicare's clinician data says Josiah K. Gerdts offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Josiah K. Gerdts?
- (510) 985-5020, as listed in official Medicare / NPI Registry data.
- What is Josiah K. Gerdts's NPI number?
- 1659733673. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Josiah K. Gerdts works
Medicare's Facility Affiliation Data lists Josiah K. Gerdts at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- UCSF Medical CenterSan Francisco, CA · Acute Care Hospital · CCN 050454
Practice locations
Addresses where Josiah K. Gerdts is enrolled with Medicare (CMS data updated 2026-10-02).
- 3100 San Pablo AveBerkeley, CA 94702 (510) 985‑5020
- 400 Parnassus AveSan Francisco, CA 94143
Group practices
Medicare enrollment lists Josiah K. Gerdts as a member of this group (CMS data updated 2026-10-02).
- UCSF Medical Group Business Services1,598 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Berkeley
Clinicians with the same Medicare primary specialty in Berkeley, CA — not a recommendation.
Clinician information
| Medical school | Washington University 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) | 1659733673 |
| 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