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

Emergency Medicine

Tai Wong, MD

Works at hospitals in Hayward, CA · California

Summary

Tai Wong, MD (Emergency Medicine) is listed by Medicare at 1 hospital in Hayward, CA. NPI 1285210211. 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 Tai Wong, 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

Emergency MedicinePrimary specialty
YesAccepts Medicare assignment
5Years since medical school (graduated 2021)
MaleGender (as listed)
Cep America - CaliforniaGroup practice

Quick answers

Which hospitals does Tai Wong work at?
Medicare's official clinician data lists Tai Wong at 1 hospital: St Rose Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Tai Wong see patients?
Medicare's clinician data lists 1 practice location in Hayward, CA. Call before your visit to confirm the address.
What is Tai Wong's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Tai Wong accept Medicare assignment?
Yes. Medicare's clinician data says Tai Wong 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 Tai Wong?
(510) 264-4026, as listed in official Medicare / NPI Registry data.
What is Tai Wong's NPI number?
1285210211. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Tai Wong works

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

Group practices

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

  • Cep America - California1,292 clinicians in the group

Specialties

Find other Emergency Medicine doctors in California →

Other emergency medicine doctors in Hayward

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

All emergency medicine doctors in Hayward →

Clinician information

CredentialMD
Graduation year2021
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1285210211
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