Dr. Marks graduated from the University of the East - Ramon Magsaysay Memorial Medical Center, Quezon City, Philippines in 1977. He works in Chesapeake, VA and specializes in Internal Medicine. Dr. Marks is affiliated with Chesapeake Regional Medical Center.
Dr. Marks graduated from the Philadelphia College of Osteopathic Medicine in 1983. He works in Gettysburg, PA and specializes in Obstetrics & Gynecology. Dr. Marks is affiliated with Wellspan Health Gettysburg Hospital.