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Internal Medicine

Philip Wan, DO

Works at hospitals in Alameda, CA · Oakland, CA · California

Summary

Philip Wan, DO (Internal Medicine) is listed by Medicare at 2 hospitals in Alameda, CA and Oakland, CA. NPI 1235794009. 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 Philip Wan, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
7Years since medical school (graduated 2019)
MaleGender (as listed)
Alameda Health SystemGroup practice

Quick answers

Which hospitals does Philip Wan work at?
Medicare's official clinician data lists Philip Wan at 2 hospitals: Alameda Hospital and Highland Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Philip Wan see patients?
Medicare's clinician data lists 2 practice locations, including San Leandro, CA and Oakland, CA. Call before your visit to confirm the address.
What is Philip Wan's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Philip Wan accept Medicare assignment?
Yes. Medicare's clinician data says Philip Wan 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 Philip Wan?
(510) 357-6500, as listed in official Medicare / NPI Registry data.
What is Philip Wan's NPI number?
1235794009. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Philip Wan works

Medicare's Facility Affiliation Data lists Philip Wan 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 Philip Wan is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Philip Wan as a member of this group (CMS data updated 2026-10-02).

  • Alameda Health System601 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in San Leandro

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

All internal medicine doctors in San Leandro →

Clinician information

CredentialDO
Graduation year2019
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1235794009
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