Tufts Medicine Executive and Leadership Team

October, 2026

Leadership Overview

Tufts Medicine has 10 executives leading key functions including strategy, clinical operations, human resources, marketing, information technology, legal, and medical leadership.

Committed to advancing academic and community health, Tufts Medicine integrates research breakthroughs with accessible care to treat complex conditions across its expansive network of hospitals and physician groups.

Leadership Roles at Tufts Medicine

  • Chief Executive Officer Emeritus - Ellen Zane
  • President & Chief Executive Officer - Michael Dandorph
  • Chief Operating Officer, Tufts Medical Center Faculty Practice & Chief Clinical Officer - Michael Newman
  • Executive Vice President & Chief Operating Officer - Phil Okala
  • President - John Herman
  • Executive Vice President & Chief Human Resources Officer - Sabrina Granville
  • Chief Marketing Officer & Senior VP, Medical Staff - Erik Garpestad
  • Senior Vice President and Chief Information Officer - Scott Simeone
  • Executive Vice President & Chief Legal Officer, At Tufts Medicine - Zachary Redmond
  • Interim Chief Medical Officer - Frank Osborn
  • Ellen Zane - Chief Executive Officer Emeritus

    Ellen Zane, the Chief Executive Officer Emeritus at Tufts Medicine, provides strategic guidance to the board and senior leadership. Zane leverages extensive experience in academic medicine to support long-term institutional goals. By advising on governance and organizational culture, the Chief Executive Officer Emeritus ensures alignment with the mission of delivering exceptional, connected care. This role involves fostering relationships with key stakeholders to maintain the reputation of the health system. Ellen Zane contributes to the stability of the organization by offering historical perspective on clinical and administrative initiatives. Through this advisory capacity, Zane helps navigate complex healthcare landscapes while maintaining a focus on patient outcomes. The Chief Executive Officer Emeritus remains a vital resource for the executive team, facilitating continuity in leadership and supporting the ongoing evolution of the integrated network of hospitals and physicians across the region.

    Michael Dandorph - President & Chief Executive Officer

    Michael Dandorph, the President & Chief Executive Officer at Tufts Medicine, directs the overall strategic vision and operational execution of the entire health system. Dandorph oversees the integration of academic and community medicine to ensure high-quality, accessible care across all member hospitals. By aligning the efforts of 2,300 physicians and multiple teaching facilities, the President & Chief Executive Officer drives growth and innovation in clinical service delivery. Michael Dandorph manages the complex balance between research breakthroughs and daily patient care requirements. This leadership position involves setting the agenda for system-wide initiatives that address the most challenging medical conditions. Through rigorous oversight of financial and operational performance, Dandorph ensures the sustainability of the organization. The President & Chief Executive Officer maintains a focus on expanding the reach of the network, ultimately strengthening the impact of the health system on community wellness.

    Michael Newman - Chief Operating Officer, Tufts Medical Center Faculty Practice & Chief Clinical Officer

    Michael Newman, the Chief Operating Officer, Tufts Medical Center Faculty Practice & Chief Clinical Officer at Tufts Medicine, directs the operational performance of the faculty practice and oversees clinical quality standards. Newman manages the day-to-day activities of the medical center to ensure that patient care meets the highest benchmarks of excellence. By coordinating clinical protocols across the faculty practice, the Chief Operating Officer, Tufts Medical Center Faculty Practice & Chief Clinical Officer drives improvements in patient outcomes and operational efficiency. Michael Newman collaborates with department heads to streamline clinical processes and resource allocation. This role involves monitoring clinical performance metrics to identify areas for improvement and innovation. Through the integration of academic rigor into clinical practice, Newman supports the delivery of complex care. The Chief Operating Officer, Tufts Medical Center Faculty Practice & Chief Clinical Officer ensures that the faculty practice remains a leader in medical innovation and patient-centered service.
    Michael Newman

    Phil Okala - Executive Vice President & Chief Operating Officer

    Phil Okala, the Executive Vice President & Chief Operating Officer at Tufts Medicine, directs the system-wide operational strategy and infrastructure management. Okala oversees the logistical and administrative functions that support the network of hospitals and care centers. By optimizing supply chain management and facility operations, the Executive Vice President & Chief Operating Officer ensures that resources are effectively deployed to meet patient demand. Phil Okala manages the integration of new facilities and services into the existing network to expand access to care. This role involves working with other C-suite leaders to align operational goals with the financial and clinical objectives of the organization. Through the implementation of lean management principles, Okala drives efficiency across all departments. The Executive Vice President & Chief Operating Officer maintains a focus on operational excellence, ensuring that the health system remains capable of delivering high-quality care in a complex and evolving healthcare environment.
    Phil Okala

    John Herman - President

    John Herman, the President at Tufts Medicine, directs the strategic initiatives and operational performance of specific hospital entities within the network. Herman oversees the implementation of system-wide policies at the local level to ensure consistent care delivery. By fostering collaboration between community hospitals and the academic medical center, the President drives the integration of services and resources. John Herman manages the financial and clinical performance of assigned facilities to support the overall mission of the health system. This role involves engaging with local community leaders and medical staff to address regional health needs. Through the effective management of hospital operations, Herman ensures that patients receive high-quality, accessible care. The President supports the growth of the network by identifying opportunities for service expansion and operational improvement. By maintaining a focus on local community health, Herman contributes to the broader success and reputation of the entire organization.

    Sabrina Granville - Executive Vice President & Chief Human Resources Officer

    Sabrina Granville, the Executive Vice President & Chief Human Resources Officer at Tufts Medicine, architects the talent strategy and workforce development programs for the entire health system. Granville manages recruitment, retention, and employee engagement initiatives to support the 2,300 physicians and staff members. By fostering a culture of excellence and inclusivity, the Executive Vice President & Chief Human Resources Officer ensures that the organization attracts top-tier medical professionals. Sabrina Granville oversees the implementation of human capital policies that align with the broader mission of delivering exceptional care. This role involves collaborating with clinical leaders to address staffing needs and professional development requirements. Through the optimization of HR operations, Granville supports the operational efficiency of the network. The Executive Vice President & Chief Human Resources Officer drives initiatives that prioritize the well-being of the workforce, which directly impacts the quality of patient care provided across all facilities.
    Sabrina Granville

    Erik Garpestad - Chief Marketing Officer & Senior VP, Medical Staff

    Erik Garpestad, the Chief Marketing Officer & Senior VP, Medical Staff at Tufts Medicine, directs the brand strategy and medical staff relations to enhance the visibility of the health system. Garpestad oversees communication initiatives that highlight research breakthroughs and clinical expertise to the public. By managing the interface between the medical staff and the broader organization, the Chief Marketing Officer & Senior VP, Medical Staff ensures that clinical excellence remains at the forefront of the brand identity. Erik Garpestad coordinates with hospital leadership to promote service lines and community health programs. This role involves developing outreach strategies that connect patients with the specialized care available within the network. Through the alignment of marketing efforts with medical staff priorities, Garpestad strengthens the market position of the system. The Chief Marketing Officer & Senior VP, Medical Staff drives engagement with the community, ensuring that the value of academic and community medicine is clearly communicated.

    Scott Simeone - Senior Vice President and Chief Information Officer

    Scott Simeone, the Senior Vice President and Chief Information Officer at Tufts Medicine, architects the digital infrastructure and data systems that support clinical and administrative operations. Simeone oversees the implementation of electronic health records and cybersecurity protocols to protect patient information across all hospitals. By driving the adoption of advanced health information technology, the Senior Vice President and Chief Information Officer enables seamless data sharing between the teaching hospital and community facilities. Scott Simeone manages the technology roadmap to ensure that research breakthroughs are supported by robust digital tools. This role involves collaborating with clinical leaders to optimize workflows through automation and data analytics. Through the modernization of IT systems, Simeone enhances the efficiency of care delivery. The Senior Vice President and Chief Information Officer ensures that the technological foundation of the health system remains secure, scalable, and capable of meeting the evolving needs of patients and providers.
    Scott Simeone
    Zachary Redmond, the Executive Vice President & Chief Legal Officer, At Tufts Medicine at Tufts Medicine, directs the legal strategy and regulatory compliance framework for the entire health system. Redmond oversees risk management, contract negotiations, and governance matters to ensure the organization operates within legal standards. By providing counsel on complex healthcare regulations, the Executive Vice President & Chief Legal Officer, At Tufts Medicine at Tufts Medicine protects the interests of the hospitals and the physician network. Zachary Redmond manages legal challenges and ensures that all clinical and administrative activities adhere to state and federal requirements. This role involves collaborating with the board and executive team to navigate the legal implications of strategic partnerships and research initiatives. Through the proactive management of legal risks, Redmond supports the stability and growth of the organization. The Executive Vice President & Chief Legal Officer, At Tufts Medicine at Tufts Medicine ensures that the health system maintains the highest level of integrity and compliance.

    Frank Osborn - Interim Chief Medical Officer

    Frank Osborn, the Interim Chief Medical Officer at Tufts Medicine, directs the clinical quality and medical staff standards across the health system. Osborn oversees the implementation of evidence-based practices to ensure that patient care remains at the highest level of safety and efficacy. By providing leadership to the medical staff, the Interim Chief Medical Officer facilitates the adoption of new clinical protocols and research breakthroughs. Frank Osborn collaborates with hospital leadership to address clinical challenges and improve patient outcomes. This role involves monitoring medical performance and ensuring that all physicians adhere to the standards of the organization. Through the oversight of clinical governance, Osborn supports the delivery of complex care across the network. The Interim Chief Medical Officer drives initiatives that promote clinical excellence and patient safety, ensuring that the health system continues to provide exceptional, connected care to the communities served by the various hospitals and physician groups.

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    Frequently Asked Questions Regarding Tufts Medicine Top Executives and Leadership Team

    Who leads Tufts Medicine?
    Tufts Medicine is led by Ellen Zane (Chief Executive Officer Emeritus), along with executives such as Michael Dandorph (President & Chief Executive Officer) and Michael Newman (Chief Operating Officer, Tufts Medical Center Faculty Practice & Chief Clinical Officer).
    Who is part of Tufts Medicine’s executive team?
    The executive team of Tufts Medicine includes leaders such as Ellen Zane (Chief Executive Officer Emeritus), Michael Dandorph (President & Chief Executive Officer), Michael Newman (Chief Operating Officer, Tufts Medical Center Faculty Practice & Chief Clinical Officer) and other senior executives.
    How many executives does Tufts Medicine have?
    Tufts Medicine has 10 executives leading key business areas.
    What roles are included in Tufts Medicine’s leadership team?
    The leadership team of Tufts Medicine includes roles such as Chief Executive Officer Emeritus, President & Chief Executive Officer, Chief Operating Officer, Tufts Medical Center Faculty Practice & Chief Clinical Officer, Executive Vice President & Chief Operating Officer, President.