Horizon Health Network Executive and Leadership Team

May, 2026

Leadership Overview

Horizon Health Network has 7 executives leading key functions including strategy, medical staff, and finance.

Dedicated to advancing healthcare excellence, Horizon Health Network serves as a vital referral center for acute and trauma cases across the Maritimes, driving innovation and patient-centered care.

Leadership Roles at Horizon Health Network

  • Horizon Health Network President & Chief Executive Officer - Margaret Melanson
  • Interim Vice President, Finance & Chief Financial Officer - Gerald Regan
  • Vice President, Corporate Services & Chief Financial Officer - Natalie Urquhart
  • Vice President, Finance & Chief Financial Officer - Daniel Keenan
  • President, Medical Staff - Gurpreet Ranger
  • Chief of Staff - Sanjay Siddhartha
  • Chief Of Staff, Region 7 - Bill Martin
  • Margaret Melanson - Horizon Health Network President & Chief Executive Officer

    Margaret Melanson, the Horizon Health Network President & Chief Executive Officer at Horizon Health Network, directs the overall strategic vision and operational execution for the health network. Melanson oversees all major initiatives, ensuring alignment with the organization's mission to provide high-quality patient care and advance medical services across New Brunswick, Prince Edward Island, and northern Nova Scotia. This leadership role involves fostering collaboration among departments, driving efficiency in healthcare delivery, and positioning the network as a leading referral destination for acute and trauma cases. Margaret Melanson's executive oversight extends to managing critical relationships with stakeholders, government bodies, and community partners, all aimed at enhancing the health outcomes for the region. The President & Chief Executive Officer champions innovation in healthcare practices and resource allocation, ensuring the network remains at the forefront of medical advancements and patient support systems.
    Margaret Melanson

    Gerald Regan - Interim Vice President, Finance & Chief Financial Officer

    Gerald Regan, the Interim Vice President, Finance & Chief Financial Officer at Horizon Health Network, directs the financial strategy and fiscal operations of the organization during a transitional period. Regan is responsible for overseeing all financial planning, budgeting, accounting, and reporting functions, ensuring the network's financial health and sustainability. This executive role involves managing financial risks, optimizing resource allocation, and ensuring compliance with all relevant financial regulations. The Interim Vice President, Finance & Chief Financial Officer works closely with the executive team to support strategic decision-making through robust financial analysis and forecasting. Gerald Regan's leadership ensures that financial resources are effectively deployed to support the network's mission of providing advanced acute and trauma care across the Maritimes.

    Natalie Urquhart - Vice President, Corporate Services & Chief Financial Officer

    Natalie Urquhart, the Vice President, Corporate Services & Chief Financial Officer at Horizon Health Network, manages the comprehensive financial framework and essential corporate support functions that underpin the network's operations. Urquhart directs all aspects of financial management, including budgeting, treasury, financial reporting, and capital planning, ensuring fiscal responsibility and strategic resource deployment. This executive leadership extends to overseeing critical corporate services such as information technology, human resources, and supply chain management, ensuring seamless integration and operational efficiency. The Vice President, Corporate Services & Chief Financial Officer plays a pivotal role in financial forecasting and risk management, safeguarding the organization's assets and long-term viability. Natalie Urquhart's strategic financial oversight is crucial for supporting the network's mandate as a leading referral center for acute and trauma care.

    Daniel Keenan - Vice President, Finance & Chief Financial Officer

    Daniel Keenan, the Vice President, Finance & Chief Financial Officer at Horizon Health Network, directs the financial planning, management, and reporting activities essential for the network's operational and strategic objectives. Keenan oversees the allocation of financial resources, ensuring fiscal discipline and maximizing the efficiency of healthcare service delivery across its facilities. This executive function involves developing and implementing financial policies, managing budgets, and providing critical financial analysis to support executive decision-making. The Vice President, Finance & Chief Financial Officer is instrumental in financial forecasting, risk mitigation, and ensuring the long-term financial stability of the organization. Daniel Keenan's leadership ensures that financial strategies align with the network's commitment to providing advanced acute and trauma care, serving as a key referral hub for the region.

    Gurpreet Ranger - President, Medical Staff

    Gurpreet Ranger, the President, Medical Staff at Horizon Health Network, represents the collective voice and interests of physicians and medical professionals across the network. Ranger advocates for the resources and support necessary to ensure high-quality patient care and clinical excellence. This leadership position involves fostering collaboration among medical staff, promoting professional development, and ensuring adherence to clinical standards and best practices. The President, Medical Staff serves as a critical bridge between the medical community and the network's administrative leadership, facilitating communication and driving initiatives that enhance the practice environment. Gurpreet Ranger's role is vital in shaping clinical policies and strategies, ensuring that the medical staff's perspective is integrated into the network's overall mission of providing advanced acute and trauma care.

    Sanjay Siddhartha - Chief of Staff

    Sanjay Siddhartha, the Chief of Staff at Horizon Health Network, provides critical medical leadership and strategic guidance across the network's clinical operations. Siddhartha ensures the highest standards of patient care are maintained, working closely with medical teams to implement best practices and clinical protocols. This role involves direct oversight of physician services, medical education, and research initiatives, fostering an environment of continuous learning and professional development. The Chief of Staff acts as a key liaison between the medical community and the executive leadership, translating clinical needs into actionable strategies. Sanjay Siddhartha's responsibilities include championing quality improvement projects and ensuring the effective integration of new medical technologies and treatments to enhance patient outcomes. This executive function is vital for maintaining the network's reputation as a premier referral center for acute and trauma care.

    Bill Martin - Chief Of Staff, Region 7

    Bill Martin, the Chief Of Staff, Region 7 at Horizon Health Network, leads the medical staff and clinical operations within a specific geographic region, ensuring consistent delivery of high-quality healthcare services. Martin's focus is on optimizing patient care pathways and enhancing the efficiency of medical teams operating in Region 7. This executive position involves direct supervision of clinical departments, medical staff credentialing, and the implementation of network-wide clinical policies at a regional level. The Chief Of Staff, Region 7 collaborates with hospital administrators and department heads to address local healthcare challenges and opportunities. Bill Martin's leadership drives initiatives aimed at improving patient safety, clinical outcomes, and overall patient experience within the designated region, supporting the network's broader mission as a referral destination.

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    Frequently Asked Questions Regarding Horizon Health Network Top Executives and Leadership Team

    Who leads Horizon Health Network?
    Horizon Health Network is led by Margaret Melanson (Horizon Health Network President & Chief Executive Officer), along with executives such as Gerald Regan (Interim Vice President, Finance & Chief Financial Officer) and Natalie Urquhart (Vice President, Corporate Services & Chief Financial Officer).
    Who is part of Horizon Health Network’s executive team?
    The executive team of Horizon Health Network includes leaders such as Margaret Melanson (Horizon Health Network President & Chief Executive Officer), Gerald Regan (Interim Vice President, Finance & Chief Financial Officer), Natalie Urquhart (Vice President, Corporate Services & Chief Financial Officer) and other senior executives.
    How many executives does Horizon Health Network have?
    Horizon Health Network has 7 executives leading key business areas.
    What roles are included in Horizon Health Network’s leadership team?
    The leadership team of Horizon Health Network includes roles such as Horizon Health Network President & Chief Executive Officer, Interim Vice President, Finance & Chief Financial Officer, Vice President, Corporate Services & Chief Financial Officer, Vice President, Finance & Chief Financial Officer, President, Medical Staff.