Health Sciences North Executive and Leadership Team

July, 2026

Leadership Overview

Health Sciences North has 5 executives leading key functions including strategy, finance, information technology, and medical staff leadership.

Driven by a commitment to patient care, Health Sciences North provides specialized programs in cardiac care, oncology, nephrology, trauma, and rehabilitation, impacting the health landscape of Northern Ontario.

Leadership Roles at Health Sciences North

  • Chief Executive Officer - Marianne Mader
  • President and Chief Executive Officer Health Sciences North and Horizon Santé-Nord - David McNeil
  • Chief Financial Officer - Corissa Weghe
  • Anesthesiologist and A President of the Medical Staff - Peter Zalan
  • Chief Information & Privacy Officer - Steve Volpini
  • Marianne Mader - Chief Executive Officer

    Marianne Mader, the Chief Executive Officer at Health Sciences North, directs the overall strategic vision and operational execution for the organization. Overseeing all major departments, Marianne Mader ensures alignment with the hospital's mission of providing advanced healthcare services across Northern Ontario. This leadership role involves fostering innovation in patient care delivery, particularly within the specialized areas of cardiac care, oncology, nephrology, trauma, and rehabilitation. By driving efficiency and quality improvements, Marianne Mader significantly impacts the hospital's ability to meet the complex health needs of the region. The Chief Executive Officer's responsibilities extend to stakeholder engagement, ensuring robust relationships with government bodies, community partners, and the medical staff. This executive guides the institution's growth and sustainability, focusing on enhancing the patient experience and advancing medical research within the Greater Sudbury area.
    Marianne Mader

    David McNeil - President and Chief Executive Officer Health Sciences North and Horizon Santé-Nord

    David McNeil, the President and Chief Executive Officer Health Sciences North and Horizon Santé-Nord at Health Sciences North, spearheads the integrated leadership of both healthcare entities. This dual role demands a comprehensive understanding of diverse operational needs and strategic objectives across both organizations. David McNeil oversees the strategic planning and implementation of programs designed to enhance patient outcomes and operational efficiency throughout Northern Ontario. The President and Chief Executive Officer Health Sciences North and Horizon Santé-Nord ensures seamless collaboration between Health Sciences North and Horizon Santé-Nord, optimizing resource allocation and service delivery. This executive's purview includes driving initiatives that support the hospital's core services such as oncology, cardiac care, and rehabilitation. By championing a culture of excellence, David McNeil cultivates an environment conducive to medical advancement and compassionate patient care within the Greater Sudbury region.

    Corissa Weghe - Chief Financial Officer

    Corissa Weghe, the Chief Financial Officer at Health Sciences North, manages the organization's financial health and strategic fiscal planning. Overseeing all financial operations, Corissa Weghe ensures the prudent management of resources to support the hospital's extensive service offerings, including oncology, cardiac care, and trauma services. This critical role involves developing and executing financial strategies that sustain and enhance the hospital's capacity to serve the Greater Sudbury area and beyond. The Chief Financial Officer directs budgeting, forecasting, and financial reporting, providing essential insights for executive decision-making. By optimizing financial performance and identifying cost-saving opportunities, Corissa Weghe directly contributes to the long-term viability and operational effectiveness of Health Sciences North. This executive also plays a key part in securing funding and managing investments to support capital projects and technological advancements.
    Corissa Weghe

    Peter Zalan - Anesthesiologist and A President of the Medical Staff

    Peter Zalan, the Anesthesiologist and A President of the Medical Staff at Health Sciences North, leads the medical staff in delivering high-quality patient care. This dual role involves both direct clinical practice in anesthesiology and strategic leadership for the entire medical team. Peter Zalan advocates for the needs of physicians and ensures their effective integration into the hospital's operational framework, supporting critical areas like trauma and rehabilitation services. The Anesthesiologist and A President of the Medical Staff oversees medical policies and procedures, driving adherence to best practices across all specialties. By fostering collaboration between administration and medical professionals, Peter Zalan enhances the overall patient experience and clinical outcomes within Health Sciences North. This executive's influence extends to shaping the medical direction of the hospital, ensuring its continued excellence in serving the Greater Sudbury community.

    Steve Volpini - Chief Information & Privacy Officer

    Steve Volpini, the Chief Information & Privacy Officer at Health Sciences North, directs the organization's information technology strategy and data security protocols. Overseeing all aspects of digital infrastructure, Steve Volpini ensures the secure and efficient management of patient data, critical for services like oncology and cardiac care. This executive is responsible for implementing advanced technological solutions that support clinical operations and enhance patient care delivery across Northern Ontario. The Chief Information & Privacy Officer champions robust privacy policies, safeguarding sensitive health information in compliance with all regulatory requirements. By driving digital transformation initiatives, Steve Volpini improves operational workflows and facilitates better communication among healthcare providers. This leadership role is essential for maintaining the integrity and confidentiality of Health Sciences North's information systems, supporting the hospital's mission in the Greater Sudbury region.

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    Frequently Asked Questions Regarding Health Sciences North Top Executives and Leadership Team

    Who leads Health Sciences North?
    Health Sciences North is led by Marianne Mader (Chief Executive Officer), along with executives such as David McNeil (President and Chief Executive Officer Health Sciences North and Horizon Santé-Nord) and Corissa Weghe (Chief Financial Officer).
    Who is part of Health Sciences North’s executive team?
    The executive team of Health Sciences North includes leaders such as Marianne Mader (Chief Executive Officer), David McNeil (President and Chief Executive Officer Health Sciences North and Horizon Santé-Nord), Corissa Weghe (Chief Financial Officer) and other senior executives.
    How many executives does Health Sciences North have?
    Health Sciences North has 5 executives leading key business areas.
    What roles are included in Health Sciences North’s leadership team?
    The leadership team of Health Sciences North includes roles such as Chief Executive Officer, President and Chief Executive Officer Health Sciences North and Horizon Santé-Nord, Chief Financial Officer, Anesthesiologist and A President of the Medical Staff, Chief Information & Privacy Officer.