Our Dedicated Physicians
Our office staff and/or the Physicians of RAOC speak multiple languages (e.g. English, Spanish, Chinese, Korean, Vietnamese, Tagalog and Farsi).
Desmond Edward McGuire, M.D.
Desmond McGuire, M.D., received his Doctor of Medicine degree from the New York State / American Program at the Sackler School of Medicine in Tel-Aviv, Israel. There he was recognized as an “Outstanding Medical Student.”
Charles W.G. Eifrig, M.D., F.A.C.S.
Charles Eifrig, M.D., F.A.C.S. received his Doctor of Medicine degree at the University of North Carolina School of Medicine, in Chapel Hill, North Carolina where he was awarded an academic merit award for scholastic achievement and excellence in ophthalmic research.
John C. Hwang, M.D., M.B.A.
John Hwang, M.D., M.B.A. received his Doctor of Medicine degree from Columbia University, College of Physicians and Surgeons in New York, NY. In addition to his primary MD degree, he also received a Master of Business Administration from Columbia Business School.
Mrinali Gupta, M.D.
Prior to joining Retina Associates of Orange County in 2020, Dr. Mrinali Gupta served for 5 years as Vitreoretinal Surgeon and Asst. Professor of Ophthalmology at Weill Cornell Medical College in New York City.
John S. Lean, M.D., F.R.C.S.
John Lean M.D., F.R.C.S., received his Doctor of Medicine degree at New College, Oxford University in England and completed his internship at both University College Hospital and Greenwich Hospital in 1973.
