Massachusetts General Hospital Executive and Leadership Team

August, 2026

Leadership Overview

Massachusetts General Hospital has 8 executives leading key functions including clinical operations, financial strategy, medical oversight, and institutional governance.

Committed to advancing medical science and patient care, Massachusetts General Hospital drives global innovation through rigorous research and world-class clinical practice within the academic medical landscape.

Leadership Roles at Massachusetts General Hospital

  • Chief Financial Officer - Michael Dennis
  • Chief Financial Officer, Emeritus - James Heffernan
  • Chief Operating Officer - Elizabeth Lancaster
  • Chairman of the President's Council - Joseph Ciffolillo
  • President, Chinese Scientists and Staff Association - Ji Wang
  • Member of MGH President's Council - Isabelle Loring
  • Chief Medical Officer, Academic Medical Centers - William Curry
  • Associate Chief Medical Officer - Lauren Nentwich
  • Michael Dennis - Chief Financial Officer

    Michael Dennis, the Chief Financial Officer at Massachusetts General Hospital, manages the fiscal health and long-term economic strategy of the institution. Dennis oversees capital budgeting, revenue cycle management, and financial planning to support the hospital's extensive research and clinical initiatives. By analyzing market trends and healthcare reimbursement models, the Chief Financial Officer secures the necessary funding to sustain world-class medical innovation. Michael Dennis directs financial reporting and compliance efforts, ensuring transparency and stability across all departments. This role requires close collaboration with the executive team to prioritize investments in medical technology and infrastructure. Through strategic financial stewardship, Dennis enables the hospital to expand its reach and maintain its competitive position in the academic medical sector. The Chief Financial Officer drives fiscal discipline, allowing the institution to focus resources on delivering superior patient care and advancing groundbreaking medical discoveries for the benefit of the global community.

    James Heffernan - Chief Financial Officer, Emeritus

    James Heffernan, the Chief Financial Officer, Emeritus at Massachusetts General Hospital, provides strategic advisory support regarding the historical financial frameworks and long-term economic sustainability of the institution. Heffernan offers deep institutional knowledge to guide current fiscal policies and capital allocation strategies. By evaluating past financial performance, the Chief Financial Officer, Emeritus assists the leadership team in navigating complex economic challenges inherent in academic medicine. James Heffernan facilitates the continuity of financial excellence, ensuring that the hospital maintains its robust fiscal foundation while pursuing ambitious research and clinical goals. This advisory role involves mentoring financial staff and reviewing long-term investment strategies that support the hospital's mission. Through the application of extensive experience, Heffernan helps shape the future financial trajectory of the organization. The Chief Financial Officer, Emeritus remains a vital resource for maintaining the fiscal integrity and operational success of the hospital within the competitive healthcare landscape.

    Elizabeth Lancaster - Chief Operating Officer

    Elizabeth Lancaster, the Chief Operating Officer at Massachusetts General Hospital, directs the daily clinical and administrative functions across the expansive medical campus. Lancaster optimizes hospital workflows to ensure seamless patient throughput while maintaining the highest standards of safety and care quality. By managing complex resource allocation, the Chief Operating Officer supports the integration of cutting-edge medical research into routine clinical practice. Elizabeth Lancaster oversees the operational infrastructure necessary to sustain the hospital's status as a premier academic medical center. This leadership role involves coordinating across diverse departments to improve efficiency and patient outcomes. Through rigorous oversight of facility operations, Lancaster ensures that the institution meets the evolving demands of the healthcare market. The Chief Operating Officer maintains alignment with the broader mission of providing world-class medical services while fostering an environment of continuous improvement and operational excellence throughout the entire organization.

    Joseph Ciffolillo - Chairman of the President's Council

    Joseph Ciffolillo, the Chairman of the President's Council at Massachusetts General Hospital, leads the advisory body dedicated to fostering philanthropic support and community engagement. Ciffolillo coordinates the efforts of council members to advance the hospital's mission of clinical excellence and medical innovation. By cultivating relationships with key stakeholders and donors, the Chairman of the President's Council secures the resources required for major research initiatives and facility upgrades. Joseph Ciffolillo facilitates communication between the council and the executive leadership to ensure alignment with the hospital's strategic priorities. This role involves organizing high-level advocacy efforts that enhance the institution's reputation and impact within the healthcare sector. Through dedicated leadership, Ciffolillo drives the success of fundraising campaigns that support the development of new medical treatments. The Chairman of the President's Council plays a vital role in connecting the hospital with the broader community to sustain its status as a world-class academic medical center.

    Ji Wang - President, Chinese Scientists and Staff Association

    Ji Wang, the President, Chinese Scientists and Staff Association at Massachusetts General Hospital, directs initiatives that support the professional development and collaboration of the scientific community within the institution. Wang fosters an inclusive environment that encourages knowledge sharing and interdisciplinary research among staff members. By organizing academic forums and networking events, the President, Chinese Scientists and Staff Association promotes the integration of diverse scientific perspectives into the hospital's research programs. Ji Wang facilitates partnerships between internal research teams and external scientific organizations to accelerate medical discovery. This leadership role involves advocating for the needs of the scientific staff and ensuring that their contributions align with the hospital's overarching goals of innovation and excellence. Through active engagement, Wang strengthens the research culture and enhances the collaborative spirit of the institution. The President, Chinese Scientists and Staff Association drives the advancement of medical science by empowering the talented individuals who conduct groundbreaking research at the hospital.

    Isabelle Loring - Member of MGH President's Council

    Isabelle Loring, the Member of MGH President's Council at Massachusetts General Hospital, contributes to the strategic advisory efforts aimed at advancing the institution's clinical and research objectives. Loring participates in high-level discussions regarding the hospital's long-term vision and community outreach strategies. By leveraging professional expertise, the Member of MGH President's Council provides insights that help shape the hospital's approach to patient care and medical innovation. Isabelle Loring supports the council's mission to engage stakeholders and secure the resources necessary for maintaining the hospital's status as a premier academic medical center. This role involves active participation in initiatives that promote the hospital's values and enhance its impact on the healthcare landscape. Through dedicated service, Loring assists in the development of programs that address the evolving needs of patients and the medical community. The Member of MGH President's Council plays a key role in fostering the partnerships that sustain the hospital's commitment to excellence.

    William Curry - Chief Medical Officer, Academic Medical Centers

    William Curry, the Chief Medical Officer, Academic Medical Centers at Massachusetts General Hospital, oversees the clinical standards and medical practices across the institution's academic departments. Curry ensures that patient care protocols reflect the latest advancements in medical research and evidence-based practice. By managing the performance of clinical teams, the Chief Medical Officer, Academic Medical Centers maintains the highest quality of care for patients with complex medical needs. William Curry coordinates with department heads to integrate educational programs with clinical service delivery, fostering a culture of continuous learning. This role involves monitoring clinical outcomes and implementing improvements that enhance patient safety and satisfaction. Through strategic medical leadership, Curry supports the hospital's mission to provide world-class healthcare while training the next generation of medical professionals. The Chief Medical Officer, Academic Medical Centers drives the clinical excellence that defines the institution's reputation as a leader in the global medical community.
    William Curry

    Lauren Nentwich - Associate Chief Medical Officer

    Lauren Nentwich, the Associate Chief Medical Officer at Massachusetts General Hospital, supports the implementation of clinical policies and the optimization of medical service delivery. Nentwich focuses on improving patient care processes and ensuring that clinical operations align with the hospital's rigorous safety and quality standards. By collaborating with the Chief Medical Officer, the Associate Chief Medical Officer manages the day-to-day clinical challenges that arise within the academic medical environment. Lauren Nentwich oversees the coordination of care teams to ensure efficient and effective treatment for diverse patient populations. This role involves analyzing clinical data to identify opportunities for process improvement and enhanced patient outcomes. Through proactive leadership, Nentwich helps maintain the high standards of care that define the institution. The Associate Chief Medical Officer drives the operational success of clinical departments, ensuring that the hospital remains at the forefront of medical practice and patient-centered care within the competitive healthcare sector.

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    Frequently Asked Questions Regarding Massachusetts General Hospital Top Executives and Leadership Team

    Who leads Massachusetts General Hospital?
    Massachusetts General Hospital is led by Michael Dennis (Chief Financial Officer), along with executives such as James Heffernan (Chief Financial Officer, Emeritus) and Elizabeth Lancaster (Chief Operating Officer).
    Who is part of Massachusetts General Hospital’s executive team?
    The executive team of Massachusetts General Hospital includes leaders such as Michael Dennis (Chief Financial Officer), James Heffernan (Chief Financial Officer, Emeritus), Elizabeth Lancaster (Chief Operating Officer) and other senior executives.
    How many executives does Massachusetts General Hospital have?
    Massachusetts General Hospital has 8 executives leading key business areas.
    What roles are included in Massachusetts General Hospital’s leadership team?
    The leadership team of Massachusetts General Hospital includes roles such as Chief Financial Officer, Chief Financial Officer, Emeritus, Chief Operating Officer, Chairman of the President's Council, President, Chinese Scientists and Staff Association.