
Yair Katz has been appointed senior vice president and chief operating officer of Nicklaus Children’s Health System. Dr. Marcos Mestre has been appointed senior vice president, chief physician executive and chief clinical officer.
Katz will oversee operational leadership across the health system, including its three hospitals, clinical institutes, ambulatory network, urgent care centers, and market operations. He will be responsible for advancing operational excellence, strengthening integration across the organization’s growing network, and ensuring a consistent, high-quality experience for patients and families.
In his new role, Dr. Mestre will lead the health system’s clinical enterprise and oversee efforts to advance its academic mission in partnership with FIU Herbert Wertheim College of Medicine, strengthen physician alignment, improve quality and clinical outcomes, while also supporting the continued growth of its pediatric clinical institutes.













