Quick answers
- Which hospitals does Alyssa Gee work at?
- Medicare's official clinician data lists Alyssa Gee at 2 hospitals: Marinhealth Medical Center and UCSF Health St. Mary's Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alyssa Gee see patients?
- Medicare's clinician data lists 3 practice locations, including San Francisco, CA and Walnut Creek, CA. Call before your visit to confirm the address.
- What is Alyssa Gee's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Alyssa Gee accept Medicare assignment?
- Yes. Medicare's clinician data says Alyssa Gee 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 Alyssa Gee offer telehealth?
- Medicare's clinician data says Alyssa Gee offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Alyssa Gee?
- (415) 259-4101, as listed in official Medicare / NPI Registry data.
- What is Alyssa Gee's NPI number?
- 1508667106. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alyssa Gee works
Medicare's Facility Affiliation Data lists Alyssa Gee at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Marinhealth Medical CenterGreenbrae, CA · Acute Care Hospital · CCN 050360
- UCSF Health St. Mary's HospitalSan Francisco, CA · Acute Care Hospital · CCN 050457
Practice locations
Addresses where Alyssa Gee is enrolled with Medicare (CMS data updated 2026-10-02).
- 2250 Hayes St, Suite 208San Francisco, CA 94117 (415) 259‑4101
- 2405 Shadelands DrWalnut Creek, CA 94598 (925) 939‑8585
- 2625 Shadelands DrWalnut Creek, CA 94598 (925) 939‑8585
Group practices
Medicare enrollment lists Alyssa Gee as a member of this group (CMS data updated 2026-10-02).
- Golden State Orthopedics and Spine182 clinicians in the group
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 | 2025 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1508667106 |
| 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