Dennis Sisto is President and Chief Executive Officer of Queen of the Valley Medical Center in Napa, California, a 192-bed acute care facility and trauma center, and part of the St. Joseph Health System. Mr. Sisto has worked within the St. Joseph Health System for the last 20 years, first as Vice President of Support Services at St. Jude Medical Center in Fullerton and then as Vice President of Operations at St. Joseph Hospital in Orange. There, he developed and executed a comprehensive master facility site plan, supported program expansion of various medical service lines, developed new business opportunities and improved customer service levels. Mr. Sisto possesses a bachelor’s degree in Healthcare Management and a master’s degree in Business. He lives in Napa with his wife, Judy.
Mr. Sisto provides executive leadership of the Medical Center in the formulation and achievement of plans that are supportive of and consistent with the Mission, Vision and Values, and Philosophy of the Sisters of St. Joseph of Orange and the St. Joseph Health System. As President and CEO, he leads the administrative team in the development of plans and policies that reflect the continual changes in American healthcare. Mr. Sisto is responsible for the effective day-to-day direction, control and evaluation of the operation of the Medical Center and for the professional working relations with the medical staff, civic community, and regulatory agencies, and retains ultimate responsibility for the implementation of Medical Center and Health System programs.
During his ten-year tenure at Queen of the Valley Medical Center, Mr. Sisto has served as a champion for the health and quality of life of the Napa Valley Community. To respond to the needs of the underserved, he has guided Queen of the Valley through the creation of new healthcare services for persons with HIV/AIDS, cancer and congestive heart failure directed at individuals without health insurance or the ability to pay. His leadership has ushered in an unprecedented era of technological growth for healthcare services in the Valley, bringing such advancements as the robotic surgical system, a state-of-the-art linear accelerator for the treatment of cancer patients, an imaging center housing the world’s finest diagnostic imaging equipment and a new Outpatient Surgery and Procedure Center.
To focus on improving community health and address higher than anticipated Napa county mortality rates for heart disease, cancer, stroke and diabetes, Mr. Sisto has led the development process for the Queen of the Valley Medical Center Wellness Center. The Wellness Center offers specialized programs directed at persons who need professional supervision to manage high health risks and chronic diseases. The creation of the Wellness Center represents a significant step forward for hospitals, allowing Queen of the Valley to expand its focus beyond acute care and offer preventive services as well as health maintenance programs.