Quick answers
- Where does Kerri Williamson see patients?
- Medicare's clinician data lists 2 practice locations, including San Francisco, CA and Bloomfield, NJ. Call before your visit to confirm the address.
- What is Kerri Williamson's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Kerri Williamson accept Medicare assignment?
- Yes. Medicare's clinician data says Kerri Williamson 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 Kerri Williamson's NPI number?
- 1508332149. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Kerri Williamson is enrolled with Medicare (CMS data updated 2026-10-02).
- 333 1st St, Suite ASan Francisco, CA 94105
- 440 Franklin StBloomfield, NJ 07003
Specialties
- Physician Assistantprimary
Other physician assistants in San Francisco
Clinicians with the same Medicare primary specialty in San Francisco, CA — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1508332149 |
| 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
- 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