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Emergency Medicine

Thien H. Nguyen, MD

Works at hospitals in Los Angeles, CA · California

Summary

Thien H. Nguyen, MD (Emergency Medicine) is listed by Medicare at 1 hospital in Los Angeles, CA. NPI 1689093486. 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 Thien H. Nguyen, 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
12Years since medical school (graduated 2014)
Jefferson Medical College Of Thomas Jefferson UniversityMedical school
MaleGender (as listed)
Southern California Permanente Medical GroupGroup practice

Quick answers

Which hospitals does Thien H. Nguyen work at?
Medicare's official clinician data lists Thien H. Nguyen at 1 hospital: Kaiser Foundation Hospital - Los Angeles. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Thien H. Nguyen see patients?
Medicare's clinician data lists 3 practice locations, including Los Angeles, CA. Call before your visit to confirm the address.
What is Thien H. Nguyen's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Thien H. Nguyen accept Medicare assignment?
Yes. Medicare's clinician data says Thien H. Nguyen 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 Thien H. Nguyen?
(323) 783-4011, as listed in official Medicare / NPI Registry data.
What is Thien H. Nguyen's NPI number?
1689093486. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Thien H. Nguyen works

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

Group practices

Medicare enrollment lists Thien H. Nguyen as a member of this group (CMS data updated 2026-10-02).

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other Emergency Medicine doctors in California →

Other emergency medicine doctors in Los Angeles

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

All emergency medicine doctors in Los Angeles →

Clinician information

CredentialMD
Medical schoolJefferson Medical College Of Thomas Jefferson University
Graduation year2014
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1689093486
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