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Internal Medicine

Chuk Kwan, MD

Works at hospitals in San Francisco, CA · California

Summary

Chuk Kwan, MD (Internal Medicine) is listed by Medicare at 2 hospitals in San Francisco, CA. NPI 1336101500. 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 Chuk Kwan, 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
51Years since medical school (graduated 1975)
University Of California, San Francisco School Of MedicineMedical school
MaleGender (as listed)
Chinese Hospital AssociationGroup practice

Quick answers

Which hospitals does Chuk Kwan work at?
Medicare's official clinician data lists Chuk Kwan at 2 hospitals: California Pacific Medical Center- Van Ness Campus and Chinese Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Chuk Kwan see patients?
Medicare's clinician data lists 3 practice locations, including San Francisco, CA. Call before your visit to confirm the address.
What is Chuk Kwan's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Cardiovascular Disease (Cardiology).
Does Chuk Kwan accept Medicare assignment?
Yes. Medicare's clinician data says Chuk Kwan 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 Chuk Kwan?
(415) 677-2399, as listed in official Medicare / NPI Registry data.
What is Chuk Kwan's NPI number?
1336101500. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Chuk Kwan works

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

Group practices

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

  • Chinese Hospital Association39 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in San Francisco

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

All internal medicine doctors in San Francisco →

Clinician information

CredentialMD
Medical schoolUniversity Of California, San Francisco School Of Medicine
Graduation year1975
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1336101500
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