Quick answers
- Which hospitals does William R. Corn work at?
- Medicare's official clinician data lists William R. Corn at 2 hospitals: Laguna Honda Hospital & Rehabilitation Center and Zuckerberg San Francisco General Hosp & Trauma Ctr. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William R. Corn see patients?
- Medicare's clinician data lists 2 practice locations, including San Francisco, CA. Call before your visit to confirm the address.
- What is William R. Corn's specialty?
- Medicare lists Neurology as the primary specialty.
- Does William R. Corn accept Medicare assignment?
- Yes. Medicare's clinician data says William R. Corn 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 William R. Corn?
- (415) 206-2305, as listed in official Medicare / NPI Registry data.
- What is William R. Corn's NPI number?
- 1962457903. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William R. Corn works
Medicare's Facility Affiliation Data lists William R. Corn at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Laguna Honda Hospital & Rehabilitation CenterSan Francisco, CA · Acute Care Hospital · CCN 050668
- Zuckerberg San Francisco General Hosp & Trauma CtrSan Francisco, CA · Acute Care Hospital · CCN 050228
Practice locations
Addresses where William R. Corn is enrolled with Medicare (CMS data updated 2026-10-02).
- 1001 Potrero AveSan Francisco, CA 94110 (415) 206‑2305
- 1001 Potrero Ave Bldg 80 Ward 83, Suite 32San Francisco, CA 94110 (628) 206‑8610
Group practices
Medicare enrollment lists William R. Corn as a member of these groups (CMS data updated 2026-10-02).
- University of California SFGH Medical Group587 clinicians in the group
- City and County of San Francisco365 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in San Francisco
Clinicians with the same Medicare primary specialty in San Francisco, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Eastern Virginia Medical School |
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1962457903 |
| 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