Leadership
Our leadership team works to ensure you and your family receive exceptional care at our facilities.
Patrick Rohan, FACHE
Chief Executive Officer, Good Samaritan Hospital
Patrick Rohan, FACHE, was named Chief Executive Officer (CEO) of Good Samaritan Hospital in October 2023. Since joining the hospital, he has led transformative growth initiatives, including the opening of a new Cardiac Catheterization Lab and Progressive Care Unit (PCU). Under his leadership, the hospital has introduced cutting-edge technology, including advanced robotic surgical systems and state-of-the-art ultrasound technology, further enhancing patient care and surgical precision.
Rohan is also spearheading the development of a new $1.2 billion hospital, set to break ground in summer 2024, a project that will redefine healthcare access and innovation for the community. Additionally, during his tenure, Good Samaritan Hospital has achieved its highest employee and physician engagement scores in years, reflecting his commitment to a positive workplace culture and exceptional patient care.
Beyond the hospital, Rohan is deeply engaged in the community. He serves on the Los Gatos Chamber of Commerce Board of Directors and has overseen substantial grantmaking efforts to organizations such as Mother’s Milk Bank, March of Dimes, United Way, as well as to the City of San Jose to help address homelessness, reinforcing his dedication to improving the well-being of the broader community
Before joining Good Samaritan Hospital, Rohan served as CEO of Medical City Frisco, where he oversaw major expansions, including a complex spine deformity program, advanced cardiac and oncology services, a $54 million medical office building, and a $91 million patient tower expansion. Prior to that, he held executive leadership roles at Medical City Plano and several HCA Healthcare hospitals in Florida.
Rohan holds a Master of Business Administration and a Bachelor of Arts in Business Management from Florida Atlantic University. He is a Fellow of the American College of Healthcare Executives (FACHE) and was recognized as a “40 Under 40” honoree by the Dallas Business Journal in 2021.
Rich Briones, MD
Chief Medical Officer, Good Samaritan Hospital
Dr. Rich Briones has served as Chief Medical Officer (CMO) of Good Samaritan Hospital since January 2022, bringing more than 20 years of clinical experience as a board-certified anesthesiologist. A dedicated physician leader, he is passionate about delivering high-quality, compassionate care and improving the health of the community at large.
Dr. Briones has played a key role in advancing physician-nurse collaboration, ensuring seamless care integration and driving service line growth. He has worked across public, private and faith-based health systems, successfully developing tailored solutions to enhance patient experience, optimize quality outcomes and improve operational efficiency. A collaborative leader, he works closely with executive teams and frontline stakeholders to implement strategies that impact care excellence, patient throughput and overall hospital performance.
Dr. Briones earned his medical degree from the University of California, Irvine and completed his residency in Anesthesiology at the University of California, San Francisco. A lifelong learner and educator, he continuously challenges himself and those around him to exceed expectations in patient care, clinical quality and innovation.
Lorenzo Olivarez Jr., CPA, FHFMA
Chief Financial Officer, Good Samaritan Hospital
Lorenzo Olivarez Jr. is the Chief Financial Officer (CFO) at Good Samaritan Hospital, with more than 25 years of progressive financial leadership experience in healthcare. A results-driven executive, he is known for strengthening financial performance, driving operational efficiency, and supporting strategic growth across complex health systems.
Lorenzo most recently served as System Chief Financial Officer for DHR Health System in Texas, where he oversaw financial operations for a multi-entity, $1B health system. During his tenure, he improved net revenue, led key payer negotiations, strengthened revenue cycle performance, and advanced key initiatives to support continued growth and financial stability.
Prior to this, Lorenzo held senior financial leadership roles at Cottage Health and Ardent Health Services, where he led system-wide financial strategy, supported expansion and partnership efforts, and partnered closely with executive teams to enhance performance and operational outcomes.
Lorenzo holds a Bachelor of Business Administration in Accounting from the University of Texas at Austin and is a Certified Public Accountant (CPA) and Fellow of the Healthcare Financial Management Association (FHFMA).
Committed to operational excellence and strong financial stewardship, Lorenzo is dedicated to supporting high-quality patient care and the long-term success of the organization.
Geoffrey “Geoff” Hill, FACHE
Chief Operating Officer, Good Samaritan Hospital
Geoff Hill joined Good Samaritan Hospital as Chief Operating Officer (COO) in March 2025, bringing over a decade of leadership experience within HCA Healthcare. With a strong background in hospital operations, strategic growth and financial management, he is dedicated to enhancing patient care, optimizing hospital performance and expanding key service lines.
Prior to joining Good Samaritan, Geoff served as COO at Timpanogos Regional Hospital in Utah, where he led the expansion of elective surgeries, the launch of new robotic surgery programs and the establishment of a Joint Center of Excellence. Under his leadership, the hospital successfully opened a free-standing emergency room, acquired Timpanogos Cancer Services and achieved Commission on Cancer accreditation. He has also held leadership roles at West Valley Medical Center (Idaho), Riverside Community Hospital (California) and Southern Hills Hospital & Medical Center (Nevada).
With a financial background as a CPA and former Chief Financial Officer (CFO), Geoff has overseen multi-million-dollar projects to improve hospital infrastructure, operational efficiency and patient access. He holds an MBA from the University of Florida and a Bachelor of Science in Accounting from Brigham Young University.
A Fellow of the American College of Healthcare Executives (FACHE), Geoff is committed to advancing excellence in healthcare leadership.
Nancy Charron-Escribano, MSN
Chief Nursing Officer, Good Samaritan Hospital
Nancy Charron-Escribano, MSN, was appointed Chief Nursing Officer (CNO) at Good Samaritan Hospital in August 2024, bringing over 29 years of healthcare experience, including 12 years in leadership. A dedicated advocate for patient care, nursing excellence, and staff development, she is committed to fostering a collaborative and high-performing nursing culture.
Nancy joined Good Samaritan Hospital in 2023 from Medical City Frisco, Texas, where she was a key community leader, served on multiple medical advisory councils and was recognized as a 2023 Excellence in Nursing Winner by D Magazine. Since stepping into leadership at Good Samaritan, she has been instrumental in elevating patient experience, improving nursing engagement and strengthening physician collaboration. Under her guidance, Q1 and Q2 patient care scores reached the highest levels in two years, and her focus on employee engagement has significantly reduced staff turnover.
Nancy holds a Master of Science in Nursing Administration from Texas Tech University, a Bachelor of Science in Nursing from Florida International University and an Associate’s Degree in Nursing from Florida Keys College.
Passionate about mentorship, innovation in patient care and empowering nursing teams, Nancy is dedicated to ensuring that Good Samaritan Hospital continues to provide the highest quality care for its patients and the community.