Dr Joseph D Chun, MD is a medicare enrolled "Allergy & Immunology" physician in Fullerton, California. He went to University Of California, Geffen School Of Medicine and graduated in 1984 and has 42 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Healthcare Partners Affiliates Medical Group and his current practice location is
1501 W Commonwealth Ave, Fullerton, California. You can reach out to his office (for appointments etc.) via phone at
(714) 410-3100.
Dr Joseph D Chun is licensed to practice in California (license number G61950) and he also participates in the medicare program. He
accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1710015425.
Physician's Profile
| Full Name | Dr Joseph D Chun |
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| Gender | Male |
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| Speciality | Internal Medicine |
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| Experience | 42 Years |
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| Location | 1501 W Commonwealth Ave, Fullerton, California |
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| Accepts Medicare Assignments | Yes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance. |
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Medical Education and Training:
- Dr Joseph D Chun attended and graduated from University Of California, Geffen School Of Medicine in 1984
NPI Data:
- NPI Number: 1710015425
- Provider Enumeration Date: 03/02/2007
- Last Update Date: 02/04/2026
Medicare PECOS Information:
- PECOS PAC ID: 1355331935
- Enrollment ID: I20110615000398
Medical Identifiers
Medical identifiers for Dr Joseph D Chun such as npi, medicare ID, medicare PIN, medicaid, etc.
| Identifier | Type | State | Issuer |
|---|
| 1710015425 | NPI | - | NPPES |
| GR00088840 | Medicaid | CA | |
Medical Taxonomies and Licenses
| Taxonomy | Type | License (State) | Status |
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| 207R00000X | Internal Medicine | G61950 (California) | Secondary |
| 208000000X | Pediatrics | G61950 (California) | Secondary |
| 207K00000X | Allergy & Immunology | G61950 (California) | Primary |
Medical Facilities Affiliation
Group Practice Association
| Group Practice Name | Group PECOS PAC ID | No. of Members |
|---|
| Healthcare Partners Affiliates Medical Group | 7315842002 | 612 |
Medicare Reassignments
Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Joseph D Chun allows following entities to bill medicare on his behalf.
| Entity Name | Healthcare Partners Affiliates Medical Group |
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| Entity Type | Part B Supplier - Clinic/group Practice |
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| Entity Identifiers | NPI Number: 1659312593
PECOS PAC ID: 7315842002
Enrollment ID: O20031204001258 |
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Medicare Part D Prescriber Enrollment
Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Joseph D Chun is
enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.
Mailing Address and Practice Location
| Mailing Address | Practice Location Address |
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Dr Joseph D Chun, MD
Po Box 35380,
Las Vegas, NV 89133-5380
Ph: (702) 579-3203 | Dr Joseph D Chun, MD
1501 W Commonwealth Ave,
Fullerton, CA 92833-2727
Ph: (714) 410-3100 |
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