Massachusetts General Hospital Executive and Leadership Team

September, 2026

Leadership Overview

Massachusetts General Hospital has 9 executives leading key functions including clinical operations, financial strategy, academic research, and institutional governance.

Committed to advancing medical science and patient care, Massachusetts General Hospital delivers world-class healthcare services while driving innovation through extensive research partnerships and academic excellence.

Leadership Roles at Massachusetts General Hospital

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

    Michael Dennis, the Chief Financial Officer at Massachusetts General Hospital, manages the fiscal health and long-term economic sustainability of the organization. Dennis oversees capital budgeting, revenue cycle management, and financial reporting to ensure resources support the hospital's mission of providing world-class care. By analyzing market trends and healthcare reimbursement models, the Chief Financial Officer optimizes financial performance across all clinical departments. Michael Dennis coordinates with executive leadership to fund critical medical research and infrastructure upgrades. This role requires precise management of institutional assets to mitigate risks while maximizing investment in new medical technologies. Through strategic financial planning, the Chief Financial Officer maintains the fiscal integrity necessary for sustained growth. Ultimately, Dennis drives the economic strategy that allows the hospital to remain at the forefront of medical innovation while delivering high-quality services to patients across the region.

    James Heffernan - Chief Financial Officer, Emeritus

    James Heffernan, the Chief Financial Officer, Emeritus at Massachusetts General Hospital, provides strategic advisory support regarding the long-term financial legacy and institutional stability of the organization. Heffernan offers guidance on historical fiscal policies and complex financial structures that underpin the hospital's academic and clinical operations. By leveraging deep institutional knowledge, the Chief Financial Officer, Emeritus assists current leadership in navigating significant economic transitions and capital planning initiatives. James Heffernan contributes to the preservation of the hospital's financial health through expert consultation on endowment management and long-term investment strategies. This role involves mentoring executive teams on the fiscal principles that have historically supported the institution's growth. Through consistent engagement with the board, the Chief Financial Officer, Emeritus ensures that current financial decisions align with the enduring mission of the hospital. Ultimately, Heffernan secures the continuity of fiscal excellence that defines the institution's reputation.

    Michael Allard - Chief Operating Officer

    Michael Allard, the Chief Operating Officer at Massachusetts General Hospital, directs the daily clinical and non-clinical operations that sustain the hospital's complex healthcare environment. Allard oversees the efficiency of patient care delivery systems, facility management, and supply chain logistics to ensure seamless service. By implementing process improvements and operational standards, the Chief Operating Officer enhances the quality of care provided to patients. Michael Allard collaborates with department heads to streamline workflows and optimize the utilization of medical resources. This leadership role involves managing large-scale operational projects that support the institution's academic and clinical goals. Through constant monitoring of performance metrics, the Chief Operating Officer identifies opportunities for improvement in service delivery. Ultimately, Allard ensures that the hospital maintains high standards of operational excellence, supporting the broader mission of delivering superior medical care and fostering innovation in a demanding healthcare landscape.

    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 growth and collaboration of the scientific community within the institution. Wang oversees programs that facilitate knowledge exchange, mentorship, and networking among researchers and staff members. By fostering an inclusive environment, the President, Chinese Scientists and Staff Association strengthens the research capabilities of the hospital. Ji Wang coordinates with institutional leadership to promote diversity and inclusion in scientific inquiry and clinical practice. This role involves organizing forums and collaborative projects that bridge the gap between diverse scientific perspectives and the hospital's core mission. Through active engagement with the staff, the President, Chinese Scientists and Staff Association drives innovation and supports the professional development of the workforce. Ultimately, Wang enhances the collaborative spirit of the institution, ensuring that diverse talent contributes effectively to the hospital's medical and research advancements.

    Joseph Ciffolillo - Chairman of the President's Council

    Joseph Ciffolillo, the Chairman of the President's Council at Massachusetts General Hospital, directs the strategic engagement of the council to support the hospital's philanthropic and institutional goals. Ciffolillo oversees the council's efforts to cultivate relationships with key stakeholders and donors who contribute to the advancement of medical research and patient care. By aligning the council's activities with the hospital's long-term vision, the Chairman of the President's Council ensures that external support directly impacts clinical innovation. Joseph Ciffolillo facilitates communication between the council and executive leadership to identify priority areas for investment and development. This role involves leading high-level discussions on the future direction of the institution and its role in the global healthcare market. Through effective leadership of the council, the Chairman of the President's Council strengthens the hospital's community ties. Ultimately, Ciffolillo secures the resources necessary to sustain the institution's commitment to excellence.

    Isabelle Loring - Member of MGH President's Council

    Isabelle Loring, the Member of MGH President's Council at Massachusetts General Hospital, directs advisory efforts to support the institution's strategic growth and community outreach. Loring oversees the council's participation in initiatives that promote the hospital's mission of providing world-class care and conducting groundbreaking research. By providing insights on institutional strategy and community needs, the Member of MGH President's Council assists leadership in navigating the evolving healthcare landscape. Isabelle Loring engages with key stakeholders to foster partnerships that enhance the hospital's reputation and reach. This role involves participating in high-level discussions regarding the future of medical innovation and the expansion of clinical services. Through active involvement in council activities, the Member of MGH President's Council contributes to the long-term sustainability of the institution. Ultimately, Loring supports the hospital's commitment to excellence by ensuring that strategic decisions are informed by diverse perspectives and community-focused goals.

    William Curry - Chief Medical Officer, Academic Medical Centers

    William Curry, the Chief Medical Officer, Academic Medical Centers at Massachusetts General Hospital, directs clinical quality, patient safety, and medical staff standards across the institution. Curry oversees the integration of evidence-based medicine into daily practice, ensuring that clinical outcomes meet the highest benchmarks of academic excellence. By managing the professional development of medical staff and fostering a culture of continuous improvement, the Chief Medical Officer, Academic Medical Centers drives the quality of care provided to patients. William Curry collaborates with research leaders to translate scientific discoveries into clinical applications. This leadership role involves overseeing complex medical governance and ensuring compliance with regulatory standards. Through the implementation of advanced clinical protocols, the Chief Medical Officer, Academic Medical Centers enhances the hospital's ability to treat complex conditions. Ultimately, Curry maintains the clinical integrity and medical reputation of the institution within the broader academic healthcare community.
    William Curry

    Lauren Nentwich - Associate Chief Medical Officer

    Lauren Nentwich, the Associate Chief Medical Officer at Massachusetts General Hospital, directs specific clinical programs and operational initiatives aimed at improving patient care efficiency. Nentwich oversees the implementation of clinical pathways and quality improvement projects that enhance the delivery of emergency and acute care services. By analyzing patient data and clinical outcomes, the Associate Chief Medical Officer identifies areas for process optimization and resource management. Lauren Nentwich collaborates with the Chief Medical Officer to ensure that clinical standards are consistently applied across all departments. This leadership role involves managing interdisciplinary teams to address complex patient care challenges and improve hospital throughput. Through the application of clinical expertise, the Associate Chief Medical Officer supports the institution's goal of providing high-quality, timely care. Ultimately, Nentwich drives the operational success of clinical programs, ensuring that the hospital remains a leader in patient-centered medical services.

    Anne Powers - Managing Director

    Anne Powers, the Managing Director at Massachusetts General Hospital, directs high-level administrative operations and organizational strategy. Powers oversees the integration of clinical services with academic research initiatives to maintain the institution's status as a premier medical center. By aligning departmental goals with the broader mission of providing comprehensive healthcare, the Managing Director ensures operational efficiency across all hospital units. Anne Powers manages complex resource allocation and supports the development of long-term growth strategies that enhance patient outcomes. This leadership role involves constant collaboration with the board to refine institutional policies and improve service delivery models. Through rigorous oversight of administrative functions, the Managing Director fosters an environment of excellence. Ultimately, Powers secures the operational stability required to support cutting-edge medical advancements and maintains the hospital's reputation for superior care within the competitive landscape of academic medicine.

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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 Michael Allard (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), Michael Allard (Chief Operating Officer) and other senior executives.
    How many executives does Massachusetts General Hospital have?
    Massachusetts General Hospital has 9 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, President, Chinese Scientists and Staff Association, Chairman of the President's Council.