Dr. Ahn is currently the Volunteer Clinical Assistant Professor of Medicine at UC Irvine, and a medical oncologist at Compassionate Cancer Care Medical Group in Orange County, California. He also serves on the Korean American Mission Health Council. 

Dr. Choi serves on the boards of several mission organizations including the Korean American Missions Health Council (general secretary for the 2^nd Generation), InterServe USA, and Blessings International.  He has participated in more than 25 short-term medical mission trips to various countries including: Mexico, Honduras, Dominican Republic, Ecuador, Slovakia, Russia, Mongolia, Nepal, Kazakhstan, Swaziland, and Malawi. He has also been serving as the Medical Director for the Tulsa Dream Center (a free medical clinic for inner city underserved population) since 2001. 

Dr. Lee received his undergraduate degree at Brown University, and received his M.D.-M.P.H. at UCLA/Harvard University.  He did his residency in ophthalmology at UCSF and his fellowship in orbital and oculoplastic surgery at Sydney Eye Hospital.  He currently serves on the adjunct clinical faculty at Stanford University School of Medicine.  

• Seoul Women's University (2001)
• Teaching Assistant in Zoology and Diversity Labs at Orange Coast College (2004)
• University of California, Irvine: B.S. in Biological Sciences (2007)
• Publication: Journal of Undergraduate Research in the Biological Sciences (June 2007)
• UC Irvine Emergency Medicine Ultrasound Research (2006-09)
• Ultrasound Instructor for National Youth Leadership Forum on Medicine (2006, 2007, & 2008)
• Lab Assistant at Department of Anatomy & Neurobiology School of Medicine UC Irvine (2006-07)
• Awards:
  • Best Paper Award from Southern California Academy of Sciences (2006)
  • Excellence in Research from UC Irvine (2007)
• Western Medical Center Santa Ana: Standard Committee Officer (2009-Present)

• Graduate of Colgate University, University of Rochester School of Medicine, and Johns Hopkins University
• Served as medical missionary in D.R. Congo from 1961-96 with American Baptist Board of Int’l Ministries
• Served as Director of Health Services of the Baptist Church of Western Congo and of Vanga Evangelical Hospital
• Founder of several health training and networking programs in Africa, including Integrated Medical Pastoral Care ministry and various AIDS care
• Currently on CMDA’s faculty of Continuing Medical Education Program, and Assistant Professor of Kings College