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Leadership

Desai Sethi Urology Institute
Dr. Robert Marcovich

Robert Marcovich, M.D.

Associate Professor of Urology and Residency Program Director
Clinical Profile
Biography: Dr. Marcovich is an Associate Professor of Urology at the DSUI, University of Miami, and the Program Director of the University of Miami/ Jackson Memorial Urology Residency. He is a highly respected expert in endourology and stone disease, known for his compassionate patient care and dedication to education and research. Under his leadership, the residency program provides personalized mentorship and rigorous training in both surgical and nonsurgical management of complex urologic conditions, balancing technical excellence with empathetic patient-centered care.
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Laura Ann Horodyski

Laura Horodyski, M.D.

Asst. Professor
Clinical Profile
Biography: Dr. Horodyski is a Professor of Urology and the Associate Program Director of the Urology Residency Program at the University of Miami Miller School of Medicine. She completed her medical degree at the University of Cincinnati and her urology residency at the University of Miami Leonard M. Miller School of Medicine/Jackson Memorial Hospital. Further enhancing her expertise,...
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Marisa Colón

Marisa Colón

GME Program Manager
Urology Residency & Fellowships
Marisa Colón is the GME Program Manager for the Department of Urology at the University of Miami. She brings over a decade of experience in graduate medical education, including her previous role at Weill Cornell Medicine in New York. At UM, she oversees the residency and five fellowship programs, ensuring ACGME compliance while supporting both trainees and faculty leadership. Known for her organization, dedication, and collaborative spirit, Marisa plays a key role in recruitment, onboarding, accreditation, and wellness initiatives.
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Emma-Hill O’Toole

Program Coordinator
Urology Residency & Fellowships
Emma-Hill O’Toole is the GME Program Coordinator for the Department of Urology at the University of Miami. She supports the daily operations of the residency and fellowship programs, including recruitment, onboarding, scheduling, and Grand Rounds coordination. Emma-Hill also manages the onboarding of visiting students, observers, and clinical instructors. She holds a Bachelor of Arts in History from Virginia Commonwealth University and brings valuable experience from her previous roles at VCU School of Medicine and the Medical University of South Carolina.