Mercy Health Executive and Leadership Team

July, 2026

Leadership Overview

Mercy Health has 8 executives leading key functions including strategy, finance, information technology, health services, ageing care, people operations, and medical affairs.

Driven by a commitment to compassionate care, Mercy Health operates hospitals, aged care homes, and care centers, delivering essential health services and fostering workforce development across Australia.

Leadership Roles at Mercy Health

  • Group Chief Executive Officer - Stephen Cornelissen
  • Chief Executive Officer, Healthy Ageing - Gavin Young
  • Chief Financial Officer - Bruce Teal
  • Chief Financial Officer, Health Services - Diana Ortisi
  • Senior Vice President, System Chief Financial Officer - Anthony Filer
  • Chief Information Officer - Lois Reinhart
  • Chief People Officer - Mary-Anne Gallagher
  • Chief Medical Officer, Acting - Thomas Chan
  • Stephen Cornelissen - Group Chief Executive Officer

    Stephen Cornelissen, the Group Chief Executive Officer at Mercy Health, directs the overarching strategy and operational execution across the organization's diverse healthcare and aged care services. Overseeing the integration of hospital care, mental health programs, and early parenting support, Cornelissen ensures alignment with the company's mission of providing compassionate care. This leadership role involves driving innovation in health worker training and development, enhancing the capabilities of the workforce. By optimizing resource allocation and strategic partnerships, Stephen Cornelissen directly impacts Mercy Health's market position and service delivery excellence. Ultimately, Cornelissen secures the long-term sustainability and growth of the organization's extensive network of facilities and care centers throughout Australia.

    Gavin Young - Chief Executive Officer, Healthy Ageing

    Gavin Young, the Chief Executive Officer, Healthy Ageing at Mercy Health, leads the strategic direction and operational management of all aged care services. Overseeing a comprehensive portfolio of aged care homes and related support programs, Young ensures the delivery of high-quality, person-centered care that promotes well-being and dignity for older Australians. This executive position involves driving innovation in aged care delivery models, fostering a culture of continuous improvement, and ensuring compliance with regulatory standards. By championing initiatives that enhance resident experience and staff development, Gavin Young directly impacts the quality and reach of Mercy Health's ageing care offerings. Ultimately, Young secures the organization's leadership in providing compassionate and effective support for the ageing population.

    Bruce Teal - Chief Financial Officer

    Bruce Teal, the Chief Financial Officer at Mercy Health, manages the financial health and strategic fiscal planning for the entire organization. Overseeing all financial operations, Teal ensures robust budgeting, forecasting, and financial reporting across hospitals, aged care homes, and care centers. This critical role involves optimizing financial performance and resource allocation to support the delivery of comprehensive health services, including mental health programs and early parenting support. By driving financial efficiency and exploring new revenue streams, Bruce Teal directly contributes to Mercy Health's capacity for growth and service expansion. Ultimately, Teal safeguards the financial stability required to maintain high standards in health worker training and development and aged care provision.

    Diana Ortisi - Chief Financial Officer, Health Services

    Diana Ortisi, the Chief Financial Officer, Health Services at Mercy Health, directs the financial strategy and performance specifically for the health services division. Overseeing the fiscal management of hospitals, mental health programs, and early parenting support, Ortisi ensures optimal resource allocation and financial sustainability within these critical areas. This role involves developing and implementing financial plans that support the delivery of high-quality patient care and innovative health solutions. By driving financial discipline and identifying cost-saving opportunities, Diana Ortisi directly enhances the operational capacity of Mercy Health's health services. Ultimately, Ortisi ensures the financial integrity necessary for expanding access to essential medical treatments and programs.

    Anthony Filer - Senior Vice President, System Chief Financial Officer

    Anthony Filer, the Senior Vice President, System Chief Financial Officer at Mercy Health, provides critical financial oversight and strategic guidance across the entire health system. Overseeing the consolidated financial performance, Filer ensures fiscal responsibility and drives initiatives that enhance revenue generation and cost management throughout hospitals, aged care facilities, and support services. This senior leadership role involves collaborating with divisional finance leaders to align financial strategies with the organization's mission of compassionate care and operational excellence. By implementing robust financial controls and identifying opportunities for efficiency, Anthony Filer directly strengthens Mercy Health's overall financial resilience. Ultimately, Filer ensures the sound financial foundation necessary for sustained growth and service expansion.

    Lois Reinhart - Chief Information Officer

    Lois Reinhart, the Chief Information Officer at Mercy Health, architects and executes the technology strategy that underpins all organizational operations. Overseeing the development and implementation of digital solutions, Reinhart ensures that information systems effectively support hospital care, aged care services, and health worker training programs. This leadership position involves driving technological innovation to enhance patient care, streamline administrative processes, and secure sensitive data across the network. By championing digital transformation initiatives, Lois Reinhart directly improves operational efficiency and the quality of services delivered. Ultimately, Reinhart ensures that Mercy Health leverages cutting-edge technology to advance its mission of providing compassionate and accessible healthcare.

    Mary-Anne Gallagher - Chief People Officer

    Mary-Anne Gallagher, the Chief People Officer at Mercy Health, directs the comprehensive human resources strategy and operations, fostering a supportive and high-performing work environment. Overseeing talent acquisition, employee development, industrial relations, and organizational culture initiatives, Gallagher ensures that Mercy Health attracts, retains, and develops skilled professionals across its hospitals, aged care homes, and care centers. This pivotal role involves implementing policies and programs that promote employee well-being, engagement, and professional growth, directly supporting the delivery of exceptional patient and resident care. By championing initiatives that enhance the employee experience, Mary-Anne Gallagher directly contributes to the organization's ability to provide compassionate and effective services. Ultimately, Gallagher cultivates the human capital essential for Mercy Health's mission.

    Thomas Chan - Chief Medical Officer, Acting

    Thomas Chan, the Chief Medical Officer, Acting at Mercy Health, provides crucial medical leadership and strategic direction for clinical operations across the organization. Overseeing the implementation of best practices in patient care, medical governance, and clinical quality improvement, Chan ensures the highest standards of safety and efficacy in hospital services and health programs. This acting leadership role involves collaborating closely with clinical teams and executive leadership to advance medical excellence and innovation. By championing evidence-based medicine and fostering a culture of continuous learning, Thomas Chan directly enhances the quality of care delivered to patients and residents. Ultimately, Chan ensures that Mercy Health's medical services align with its core mission of providing compassionate and effective healthcare.

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    Frequently Asked Questions Regarding Mercy Health Top Executives and Leadership Team

    Who leads Mercy Health?
    Mercy Health is led by Stephen Cornelissen (Group Chief Executive Officer), along with executives such as Gavin Young (Chief Executive Officer, Healthy Ageing) and Bruce Teal (Chief Financial Officer).
    Who is part of Mercy Health’s executive team?
    The executive team of Mercy Health includes leaders such as Stephen Cornelissen (Group Chief Executive Officer), Gavin Young (Chief Executive Officer, Healthy Ageing), Bruce Teal (Chief Financial Officer) and other senior executives.
    How many executives does Mercy Health have?
    Mercy Health has 8 executives leading key business areas.
    What roles are included in Mercy Health’s leadership team?
    The leadership team of Mercy Health includes roles such as Group Chief Executive Officer, Chief Executive Officer, Healthy Ageing, Chief Financial Officer, Chief Financial Officer, Health Services, Senior Vice President, System Chief Financial Officer.