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Internal Medicine

Joseph Haquang, DO

Sees patients in Orange, CA · California

Summary

Joseph Haquang, DO (Internal Medicine) is enrolled with Medicare at 3 practice locations in Orange, CA. NPI 1760184956. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Joseph Haquang, 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
May acceptAccepts Medicare assignment
3Years since medical school (graduated 2023)
College Of Osteo Med Of The Pacific At PomonaMedical school
MaleGender (as listed)

Quick answers

Where does Joseph Haquang see patients?
Medicare's clinician data lists 3 practice locations, including Orange, CA. Call before your visit to confirm the address.
What is Joseph Haquang's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Joseph Haquang accept Medicare assignment?
Medicare's clinician data says Joseph Haquang may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Joseph Haquang's NPI number?
1760184956. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Joseph Haquang is enrolled with Medicare (CMS data updated 2026-10-02).

  • 101 the City Dr SOrange, CA 92868
  • PO BoxOrange, CA 92863
  • PO Box, Suite 14091Orange, CA 92863

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Orange

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

All internal medicine doctors in Orange →

Clinician information

CredentialDO
Medical schoolCollege Of Osteo Med Of The Pacific At Pomona
Graduation year2023
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1760184956
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians