Eugene Byun, MD
Interventional Cardiology Physician · Fullerton, CA
Practice location
100 E Valencia Mesa DrSuite 206
Fullerton, CA 92835-3813
- Phone
- (714) 446-5050
- Fax
- (714) 446-5150
NPI record
- NPI
- 1104812643
- Entity type
- Individual (Type 1)
- Enumeration date
- September 20, 2005
- Last updated
- March 6, 2026
- Certified
- March 6, 2026
- Sole proprietor
- No
Specialties & taxonomy codes
| Taxonomy | Code | License | State |
|---|---|---|---|
| Interventional Cardiology Physician Primary | 207RI0011X |
G82180 | CA |
| Cardiovascular Disease Physician | 207RC0000X |
G82180 | CA |
| Internal Medicine Physician | 207R00000X |
G82180 | CA |
Mailing address
100 E Valencia Mesa Dr Ste 206Fullerton, CA 92835-3817
- Phone
- (714) 446-5050
- Fax
- (714) 446-5150
About Dr. Byun
Eugene Byun, MD is a healthcare provider registered in the NPI registry with the primary taxonomy Interventional Cardiology Physician (code 207RI0011X). The practice location is 100 E Valencia Mesa Dr, Suite 206, Fullerton, CA 92835-3813. The NPI number 1104812643 was assigned on September 20, 2005 and the record was last updated on March 6, 2026.
Dr. Byun lists 3 licenses in the registry: #G82180 (CA) for Interventional Cardiology Physician; #G82180 (CA) for Cardiovascular Disease Physician; #G82180 (CA) for Internal Medicine Physician. License numbers are self-reported to NPPES; verify them with the state licensing board.
Frequently asked questions
What is the NPI number of Eugene Byun, MD?
The NPI number is 1104812643.
What is the phone number of Dr. Byun?
The phone number listed for the practice location is (714) 446-5050.
Where is Dr. Byun located?
100 E Valencia Mesa Dr, Suite 206, Fullerton, CA 92835-3813.
What is the taxonomy code for Dr. Byun?
The primary taxonomy code is 207RI0011X – Interventional Cardiology Physician; 2 more listed above.
Is this information correct?
All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.
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