Tufts Medicine Executive and Leadership Team

November, 2026

Leadership Overview

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

Committed to advancing academic and community health, Tufts Medicine integrates research breakthroughs with exceptional patient care across its network of hospitals and physician groups to improve regional health outcomes.

Leadership Roles at Tufts Medicine

  • President & Chief Executive Officer - Michael Dandorph
  • Chief Executive Officer Emeritus - Ellen Zane
  • 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
  • Senior Vice President and Chief Information Officer - Scott Simeone
  • Chief Marketing Officer & Senior VP, Medical Staff - Erik Garpestad
  • Executive Vice President & Chief Legal Officer, At Tufts Medicine - Zachary Redmond
  • Interim Chief Medical Officer - Frank Osborn
  • Michael Dandorph - President & Chief Executive Officer

    Michael Dandorph, the President & Chief Executive Officer at Tufts Medicine, directs the overarching strategic vision for the entire health system. Overseeing the integration of academic research with community-based clinical delivery, the President & Chief Executive Officer ensures that the network of hospitals and physician groups maintains high standards of patient care. This leadership role involves managing complex organizational structures to support the mission of treating challenging medical conditions. By aligning the efforts of the 2,300 physicians within the network, Michael Dandorph drives operational excellence and sustainable growth. The President & Chief Executive Officer also fosters partnerships with Tufts University to translate scientific discoveries into practical medical solutions. Through this comprehensive approach, Dandorph secures the long-term viability of the system while expanding access to specialized care across the Massachusetts region and beyond.

    Ellen Zane - Chief Executive Officer Emeritus

    Ellen Zane, the Chief Executive Officer Emeritus at Tufts Medicine, provides high-level advisory support to the executive leadership team. Drawing upon extensive experience in hospital administration, the Chief Executive Officer Emeritus guides long-term institutional strategy and governance initiatives. This role involves mentoring senior leaders to ensure continuity in the mission of delivering connected and accessible care. By offering historical context and strategic insight, Ellen Zane assists in navigating the complexities of the evolving healthcare landscape. The Chief Executive Officer Emeritus also supports the development of community health programs that define the organization's market impact. Through consistent engagement with the board and executive staff, Zane helps maintain the focus on academic excellence and clinical innovation. This advisory capacity remains vital for upholding the reputation of the system as a leader in both community medicine and advanced medical research.

    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, manages the daily operations of the faculty practice while overseeing clinical quality standards. Coordinating the efforts of medical staff, the Chief Operating Officer, Tufts Medical Center Faculty Practice & Chief Clinical Officer ensures that patient care protocols align with the latest research breakthroughs. This leadership role involves optimizing clinical workflows to improve efficiency and patient outcomes across the academic medical center. By supervising the integration of specialized care services, Michael Newman drives the delivery of high-quality medical interventions for complex conditions. The Chief Operating Officer, Tufts Medical Center Faculty Practice & Chief Clinical Officer also collaborates with department heads to maintain rigorous safety standards. Through these efforts, Newman strengthens the clinical foundation of the organization and supports the broader goal of providing accessible, connected healthcare.
    Michael Newman

    Phil Okala - Executive Vice President & Chief Operating Officer

    Phil Okala, the Executive Vice President & Chief Operating Officer at Tufts Medicine, manages the operational performance of the entire health system. Overseeing the logistical and administrative functions of the various hospitals, the Executive Vice President & Chief Operating Officer ensures that resources are allocated effectively to support patient care. This leadership role involves streamlining supply chain operations and facility management to enhance system-wide efficiency. By coordinating the activities of the different hospital units, Phil Okala drives the execution of the strategic plan across the network. The Executive Vice President & Chief Operating Officer also works closely with other C-suite leaders to ensure that operational goals align with the mission of delivering exceptional care. Through these efforts, Okala maintains the operational integrity of the organization, allowing the system to treat complex conditions while expanding its reach within the community.
    Phil Okala

    John Herman - President

    John Herman, the President at Tufts Medicine, oversees the operational success of specific hospital entities within the network. Directing the local management teams, the President ensures that each facility adheres to the system-wide standards of care and academic excellence. This leadership role involves managing the day-to-day performance of the hospital and implementing strategies to improve patient satisfaction and clinical outcomes. By focusing on the unique needs of the local community, John Herman drives the growth of specialized services and ensures that the hospital remains a vital resource. The President also collaborates with the broader executive team to integrate local operations into the larger network strategy. Through these efforts, Herman supports the mission of delivering connected and accessible care, ensuring that the organization continues to treat complex conditions effectively while maintaining a strong presence in the region.

    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 for the entire health system. Overseeing recruitment, retention, and professional development for the 2,300 physicians and support staff, the Executive Vice President & Chief Human Resources Officer ensures a culture of excellence and inclusivity. This leadership role involves designing compensation structures and workforce planning initiatives that support the delivery of exceptional patient care. By fostering a collaborative environment, Sabrina Granville drives employee engagement and organizational stability. The Executive Vice President & Chief Human Resources Officer also manages labor relations and compliance to ensure that the workforce remains aligned with the mission of the organization. Through these strategic human capital efforts, Granville supports the operational scale of the network, ensuring that the right talent is available to treat complex conditions and maintain high standards of community health.
    Sabrina Granville

    Scott Simeone - Senior Vice President and Chief Information Officer

    Scott Simeone, the Senior Vice President and Chief Information Officer at Tufts Medicine, directs the digital infrastructure and health information technology strategy. Overseeing the implementation of electronic health records and data security protocols, the Senior Vice President and Chief Information Officer ensures that clinical information remains accessible and secure across all hospitals and clinics. This leadership role involves leveraging technology to improve patient care coordination and operational efficiency. By modernizing the digital landscape, Scott Simeone drives the integration of research data into clinical practice. The Senior Vice President and Chief Information Officer also manages the cybersecurity framework to protect sensitive patient information throughout the network. Through these technological advancements, Simeone supports the organization's ability to deliver connected care. This focus on digital transformation remains essential for maintaining the competitive edge of the system in a data-driven healthcare environment.
    Scott Simeone

    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. Overseeing the communication of the organization's value proposition, the Chief Marketing Officer & Senior VP, Medical Staff ensures that the community understands the benefits of the integrated academic and community medicine model. This leadership role involves managing the reputation of the system and fostering strong relationships with the medical staff to ensure alignment with organizational goals. By promoting the research breakthroughs and clinical expertise of the network, Erik Garpestad drives patient engagement and market growth. The Chief Marketing Officer & Senior VP, Medical Staff also coordinates with clinical leaders to highlight the unique services offered across the various hospitals. Through these marketing and staff-focused initiatives, Garpestad strengthens the position of the organization as a premier provider of healthcare services.
    Zachary Redmond, the Executive Vice President & Chief Legal Officer, At Tufts Medicine at Tufts Medicine, manages the legal and regulatory affairs for the entire health system. Overseeing compliance with healthcare laws and governance standards, the Executive Vice President & Chief Legal Officer, At Tufts Medicine ensures that the organization operates within the necessary legal frameworks. This leadership role involves providing counsel on complex transactions, partnerships, and clinical research agreements. By mitigating legal risks, Zachary Redmond drives the stability and integrity of the system. The Executive Vice President & Chief Legal Officer, At Tufts Medicine also works with the board to ensure that all strategic initiatives align with regulatory requirements. Through these legal efforts, Redmond protects the interests of the organization, allowing the system to focus on its core mission of delivering exceptional patient care and advancing medical research across the network.

    Frank Osborn - Interim Chief Medical Officer

    Frank Osborn, the Interim Chief Medical Officer at Tufts Medicine, provides clinical leadership and oversight for medical practices across the system. Coordinating the development of clinical protocols, the Interim Chief Medical Officer ensures that the medical staff delivers evidence-based care to all patients. This leadership role involves monitoring clinical performance metrics and implementing quality improvement initiatives to enhance patient safety. By facilitating communication between the medical staff and the executive team, Frank Osborn drives the alignment of clinical practices with the organization's strategic goals. The Interim Chief Medical Officer also supports the integration of research breakthroughs into daily patient care. Through these efforts, Osborn maintains the high standards of medical excellence that define the organization, ensuring that the network remains capable of treating the most complex conditions while providing accessible care to the community.

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    Frequently Asked Questions Regarding Tufts Medicine Top Executives and Leadership Team

    Who leads Tufts Medicine?
    Tufts Medicine is led by Michael Dandorph (President & Chief Executive Officer), along with executives such as Ellen Zane (Chief Executive Officer Emeritus) 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 Michael Dandorph (President & Chief Executive Officer), Ellen Zane (Chief Executive Officer Emeritus), 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 President & Chief Executive Officer, Chief Executive Officer Emeritus, Chief Operating Officer, Tufts Medical Center Faculty Practice & Chief Clinical Officer, Executive Vice President & Chief Operating Officer, President.