Quick answers
- Which hospitals does Joseph D. Chun work at?
- Medicare's official clinician data lists Joseph D. Chun at 1 hospital: Hoag Memorial Hospital Presbyterian. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Joseph D. Chun see patients?
- Medicare's clinician data lists 6 practice locations, including Anaheim, CA, Fullerton, CA and Los Alamitos, CA. Call before your visit to confirm the address.
- What is Joseph D. Chun's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Allergy/Immunology and Pediatric Medicine.
- Does Joseph D. Chun accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph D. Chun 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.
- Does Joseph D. Chun offer telehealth?
- Medicare's clinician data says Joseph D. Chun offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Joseph D. Chun?
- (714) 995-1000, as listed in official Medicare / NPI Registry data.
- What is Joseph D. Chun's NPI number?
- 1710015425. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Joseph D. Chun works
Medicare's Facility Affiliation Data lists Joseph D. Chun at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hoag Memorial Hospital PresbyterianNewport Beach, CA · Acute Care Hospital · CCN 050224
Practice locations
Addresses where Joseph D. Chun is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1236 N Magnolia AveAnaheim, CA 92801 (714) 995‑1000
- 1501 W Commonwealth AveFullerton, CA 92833 (714) 995‑1000
- 3460 Katella AveLos Alamitos, CA 90720 (562) 594‑6599
- 6261 Stanton Ave, Fl 1Buena Park, CA 90621 (714) 739‑4325
- 824 E Carson St, Suite 104Carson, CA 90745 (310) 830‑9706
Group practices
Medicare enrollment lists Joseph D. Chun as a member of this group (CMS data updated 2026-10-02).
- Healthcare Partners Affiliates Medical Group754 clinicians in the group
Specialties
- Internal Medicineprimary
- Allergy/Immunologyalso
- Pediatric Medicinealso
Other internal medicine doctors in Anaheim
Clinicians with the same Medicare primary specialty in Anaheim, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Geffen School Of Medicine |
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1710015425 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians