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Emergency Medicine

Jeffrey D. Chien, MD

Works at hospitals in San Jose, CA · California

Summary

Jeffrey D. Chien, MD (Emergency Medicine) is listed by Medicare at 1 hospital in San Jose, CA. NPI 1871869883. 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 Jeffrey D. Chien, 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
14Years since medical school (graduated 2012)
State University Of New York At Stony Brook, School Of MedicineMedical school
MaleGender (as listed)
Emergency Physicians Associates San Jose PCGroup practice

Quick answers

Which hospitals does Jeffrey D. Chien work at?
Medicare's official clinician data lists Jeffrey D. Chien at 1 hospital: Santa Clara Valley Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jeffrey D. Chien see patients?
Medicare's clinician data lists 1 practice location in San Jose, CA. Call before your visit to confirm the address.
What is Jeffrey D. Chien's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Jeffrey D. Chien accept Medicare assignment?
Yes. Medicare's clinician data says Jeffrey D. Chien 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 Jeffrey D. Chien?
(408) 947-2500, as listed in official Medicare / NPI Registry data.
What is Jeffrey D. Chien's NPI number?
1871869883. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jeffrey D. Chien works

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

Group practices

Medicare enrollment lists Jeffrey D. Chien as a member of this group (CMS data updated 2026-10-02).

  • Emergency Physicians Associates San Jose PC132 clinicians in the group

Specialties

Find other Emergency Medicine doctors in California →

Other emergency medicine doctors in San Jose

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

All emergency medicine doctors in San Jose →

Clinician information

CredentialMD
Medical schoolState University Of New York At Stony Brook, School Of Medicine
Graduation year2012
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1871869883
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