Quick answers
- Where does Ellen Szeto see patients?
- Medicare's clinician data lists 1 practice location in Mountain View, CA. Call before your visit to confirm the address.
- What is Ellen Szeto's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Ellen Szeto accept Medicare assignment?
- Medicare's clinician data says Ellen Szeto may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Ellen Szeto?
- (650) 967-6649, as listed in official Medicare / NPI Registry data.
- What is Ellen Szeto's NPI number?
- 1063486009. 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 Ellen Szeto is enrolled with Medicare (CMS data updated 2026-10-02).
- 495 Castro St, Suite 200Mountain View, CA 94041 (650) 967‑6649
Group practices
Medicare enrollment lists Ellen Szeto as a member of this group (CMS data updated 2026-10-02).
- Fourth Optometric Care of California24 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Mountain View
Clinicians with the same Medicare primary specialty in Mountain View, CA — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Graduation year | 1995 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1063486009 |
| 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