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Internal Medicine

Luisa W. Tsang

Works at hospitals in Oakland, CA · California

Summary

Luisa W. Tsang (Internal Medicine) is listed by Medicare at 1 hospital in Oakland, CA. NPI 1417623349. 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 Luisa W. Tsang, 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
YesOffers telehealth
4Years since medical school (graduated 2022)
FemaleGender (as listed)
Permanente Medical Group IncGroup practice

Quick answers

Which hospitals does Luisa W. Tsang work at?
Medicare's official clinician data lists Luisa W. Tsang at 1 hospital: Kaiser Foundation Hospital - Oakland/Richmond. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Luisa W. Tsang see patients?
Medicare's clinician data lists 1 practice location in Richmond, CA. Call before your visit to confirm the address.
What is Luisa W. Tsang's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Luisa W. Tsang accept Medicare assignment?
Yes. Medicare's clinician data says Luisa W. Tsang 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.
Does Luisa W. Tsang offer telehealth?
Medicare's clinician data says Luisa W. Tsang offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Luisa W. Tsang?
(510) 307-1500, as listed in official Medicare / NPI Registry data.
What is Luisa W. Tsang's NPI number?
1417623349. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Luisa W. Tsang works

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

Group practices

Medicare enrollment lists Luisa W. Tsang as a member of this group (CMS data updated 2026-10-02).

  • Permanente Medical Group Inc10,996 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Richmond

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

All internal medicine doctors in Richmond →

Clinician information

Graduation year2022
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1417623349
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