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About Stephen Yoon

Dr. Stephen Yoon is an internist in Fullerton, California and is affiliated with St. Jude Medical Center. He received his medical degree from Rutgers New Jersey Medical School and has been in practice between 11-20 years.
Medical School

New Jersey Medical School


USC-LAC Medical Center


USC-LAC Medical Center

Board Certifications

  • American Board of Internal Medicine, Hospice and Palliative Medicine
  • American Board of Internal Medicine, Internal Medicine
Affiliated Locations

St. Jude Medical Center