Quick answers
- Where does Nancy Zises see patients?
- Medicare's clinician data lists 2 practice locations, including San Jose, CA and Los Altos, CA. Call before your visit to confirm the address.
- What is Nancy Zises's specialty?
- Medicare lists Pediatric Medicine as the primary specialty.
- Does Nancy Zises accept Medicare assignment?
- Yes. Medicare's clinician data says Nancy Zises 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 Nancy Zises?
- (408) 445-4010, as listed in official Medicare / NPI Registry data.
- What is Nancy Zises's NPI number?
- 1194744409. 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 Nancy Zises is enrolled with Medicare (CMS data updated 2026-10-02).
- 1071 Blossom Hill RdSan Jose, CA 95123 (408) 445‑4010
- 370 Distel CirLos Altos, CA 94022 (650) 254‑5200
Group practices
Medicare enrollment lists Nancy Zises as a member of this group (CMS data updated 2026-10-02).
- Sutter Bay Medical Foundation3,829 clinicians in the group
Specialties
- Pediatric Medicineprimary
Other pediatricians in San Jose
Clinicians with the same Medicare primary specialty in San Jose, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Geffen School Of Medicine |
| Graduation year | 2004 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1194744409 |
| 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