Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Clinical Psychologist

Erika Zipf-Williams, CP

Works at hospitals in San Jose, CA · Davis, CA · California

Summary

Erika Zipf-Williams, CP (Clinical Psychologist) is listed by Medicare at 2 hospitals in San Jose, CA and Davis, CA. NPI 1811037468. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Erika Zipf-Williams, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Clinical PsychologistPrimary specialty
YesAccepts Medicare assignment
32Years since medical school (graduated 1994)
FemaleGender (as listed)
County of Santa ClaraGroup practice

Quick answers

Which hospitals does Erika Zipf-Williams work at?
Medicare's official clinician data lists Erika Zipf-Williams at 2 hospitals: Santa Clara Valley Medical Center and Sutter Davis Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Erika Zipf-Williams see patients?
Medicare's clinician data lists 1 practice location in San Jose, CA. Call before your visit to confirm the address.
What is Erika Zipf-Williams's specialty?
Medicare lists Clinical Psychologist as the primary specialty.
Does Erika Zipf-Williams accept Medicare assignment?
Yes. Medicare's clinician data says Erika Zipf-Williams 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 Erika Zipf-Williams?
(408) 885-5000, as listed in official Medicare / NPI Registry data.
What is Erika Zipf-Williams's NPI number?
1811037468. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Erika Zipf-Williams works

Medicare's Facility Affiliation Data lists Erika Zipf-Williams at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Erika Zipf-Williams is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Erika Zipf-Williams as a member of this group (CMS data updated 2026-10-02).

  • County of Santa Clara1,022 clinicians in the group

Specialties

Find other clinicians: Clinical Psychologist, California →

Other clinical psychologists in San Jose

Clinicians with the same Medicare primary specialty in San Jose, CA — not a recommendation.

All clinical psychologists in San Jose →

Clinician information

CredentialCP
Graduation year1994
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1811037468
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians