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Emergency Medicine

Charles Poon, DO

Works at hospitals in Los Angeles, CA · Monterey Park, CA · California

Summary

Charles Poon, DO (Emergency Medicine) is listed by Medicare at 2 hospitals in Los Angeles, CA and Monterey Park, CA. NPI 1760001697. 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 Charles Poon, 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
6Years since medical school (graduated 2020)
MaleGender (as listed)
Gem Medical Group CorporationGroup practice

Quick answers

Which hospitals does Charles Poon work at?
Medicare's official clinician data lists Charles Poon at 2 hospitals: Adventist Health White Memorial and Garfield Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Charles Poon see patients?
Medicare's clinician data lists 2 practice locations, including South El Monte, CA and Monterey Park, CA. Call before your visit to confirm the address.
What is Charles Poon's specialty?
Medicare lists Emergency Medicine as the primary specialty.
Does Charles Poon accept Medicare assignment?
Yes. Medicare's clinician data says Charles Poon 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 Charles Poon?
(626) 579-7777, as listed in official Medicare / NPI Registry data.
What is Charles Poon's NPI number?
1760001697. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Charles Poon works

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

Group practices

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

  • Gem Medical Group Corporation57 clinicians in the group

Specialties

Find other Emergency Medicine doctors in California →

Other emergency medicine doctors in South El Monte

Clinicians with the same Medicare primary specialty in South El Monte, CA — not a recommendation.

All emergency medicine doctors in South El Monte →

Clinician information

CredentialDO
Graduation year2020
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1760001697
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