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Internal Medicine

Chen Mu, MD

Works at hospitals in Santa Clara, CA · California

Summary

Chen Mu, MD (Internal Medicine) is listed by Medicare at 1 hospital in Santa Clara, CA. NPI 1902338551. 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 Chen Mu, 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
9Years since medical school (graduated 2017)
Indiana University School Of MedicineMedical school
MaleGender (as listed)
Permanente Medical Group IncGroup practice

Quick answers

Which hospitals does Chen Mu work at?
Medicare's official clinician data lists Chen Mu at 1 hospital: Kaiser Foundation Hospital-Santa Clara. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Chen Mu see patients?
Medicare's clinician data lists 1 practice location in Santa Clara, CA. Call before your visit to confirm the address.
What is Chen Mu's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Chen Mu accept Medicare assignment?
Yes. Medicare's clinician data says Chen Mu 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 Chen Mu?
(408) 851-1000, as listed in official Medicare / NPI Registry data.
What is Chen Mu's NPI number?
1902338551. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Chen Mu works

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

Group practices

Medicare enrollment lists Chen Mu 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 Santa Clara

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

All internal medicine doctors in Santa Clara →

Clinician information

CredentialMD
Medical schoolIndiana University School Of Medicine
Graduation year2017
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1902338551
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