Jean-Marie Stephan, MD

Juan Pretell, M.D., is a musculoskeletal oncology surgeon and the chief of musculoskeletal oncology surgery at Miami Cancer Institute. Dr. Pretell specializes in benign and malignant musculoskeletal tumors and skin cancers affecting the musculoskeletal system. He is fluent in English and Spanish.Prior to joining Miami Cancer Institute in 2022, Dr. Pretell worked at University of Miami where he was an Associate Professor of Orthopedic and Faculty of the Orthopedic Surgery residency program and Musculoskeletal Oncology Fellowship. He also was the director of clinical research in the Division of Musculoskeletal Oncology Surgery.Dr. Pretell’s research has been published in high-impact national and international orthopedic and oncology journals. He has been a speaker in national and international meetings, and faculty for international Musculoskeletal Oncology courses. He is an active member of the Musculoskeletal Tumor Society and fellow of the AAOS. He is also a Diplomate of the American Board of Orthopedic Surgeons.Dr. Pretell’s approach to patient care is to view patients and their families as his own family members. He is honest and open about the diagnosis and the treatment options available with the most current, evidence-based medicine. When he is not treating patients, Dr. Pretell enjoys going to arcades, cooking classes and entertainment activities with his oldest stepson and his triplets, watching movies with his oldest daughter, traveling and taking beach walks with his wife. He is also an avid World Cup soccer fan.

Ana Sandoval Leon, M.D., is a medical oncologist specializing in the treatment of breast cancer. She cares for patients diagnosed with all types and stages of breast cancer, including non-invasive and invasive, recurrent and advanced breast cancers. She has expertise in the most advanced systemic therapies, such as chemotherapy, hormone therapy and targeted therapy. She works closely with each patient and the cancer care team to coordinate treatment across different disciplines and monitor a patient’s overall health and outcomes. Dr. Sandoval Leon has been recognized for her academic and clinical excellence. She serves as an editorial reviewer for Practice Update – Metastatic Breast Cancer. She also publishes articles in her specialty in peer-reviewed medical journals and presents at scientific conferences.Miami Cancer Institute is a member of the Memorial Sloan Kettering Alliance.

Victor Guardiola, M.D., is an oncologist/hematologist at Miami Cancer Institute, a part of Baptist Health South Florida. He received his medical degree from Universidad del Salvador School of Medicine in Buenos Aires, Argentina. He completed an internship and residency in internal medicine at the University of Miami/Jackson Memorial Hospital, where he also completed a fellowship in hematology and oncology. Dr. Guardiola is Board-certified in internal medicine, oncology and hematology.