Dr. Karen Oh specializes in providing the highest level of quality routine care for her patients. She has been Board Certified by the American Board of Internal Medicine for 20 years. Dr. Oh earned her Bachelor of Science degree in Biology from the University of California, San Diego. From there she attended the University of Osteopathic Medicine in Des Moines, Iowa. Dr. Oh completed her internship at Mesa General Hospital in Mesa, Arizona. She subsequently completed a 3 year Internal Medicine Residency at the University of Southern California and then served as Chief Resident one additional year.