Patients rated him highly, giving him an average of 4.0 stars out of 5. These areas are among Dr. Marans's clinical interests: knee problems, arthroscopic surgery, and knee surgery. He takes Blue Shield, Health Net, and Blue Cross/Blue Shield, as well as other insurance carriers. He attended medical school at the University of Toronto Faculty of Medicine. For his residency, Dr. Marans trained at a hospital affiliated with the University of Toronto. He speaks Spanish. He is affiliated with Orange Coast Memorial Medical Center and Fountain Valley Regional Hospital. He is accepting new patients.