Garnet Health Executive and Leadership Team

May, 2026

Leadership Overview

Garnet Health has 9 executives leading key functions including strategy, finance, operations, medical affairs, legal, and foundation development.

Dedicated to enhancing healthcare accessibility and quality, Garnet Health drives operational stability and efficiency across the mid-Hudson and Catskill region, serving nearly 450,000 residents with a comprehensive spectrum of medical services.

Leadership Roles at Garnet Health

  • President & Chief Executive Officer - Johnathan Schiller
  • Chief Financial Officer - James Grigg
  • Chief Operating Officer - Joyce Timko
  • President, Medical Staff - Matthew Meigh
  • Foundation President - Pamela Yosh
  • President Founsation - Joan Farrow
  • Chief Medical Officer - Peter Panzarino
  • Chief Legal Officer & General Counsel - Joseph Anesi
  • Associate Chief Medical Officer, Garnet Health Doctors - Aamir Gilani
  • Johnathan Schiller - President & Chief Executive Officer

    Johnathan Schiller, the President & Chief Executive Officer at Garnet Health, directs the overarching strategy and operational execution for the healthcare system. Schiller guides the organization's mission to improve healthcare quality, stability, and efficiency across Orange, Sullivan, and Ulster Counties. This leadership role involves overseeing the integration of services across three hospital campuses and multiple outpatient facilities, ensuring a broad spectrum of care is consistently delivered. Schiller's strategic vision shapes Garnet Health's market position as one of the largest healthcare providers in the tri-county area. The President & Chief Executive Officer ensures alignment between clinical operations and financial objectives, driving sustainable growth and service excellence. Johnathan Schiller's focus remains on fostering an environment that supports over 3,300 employed professionals and more than 850 medical staff members, optimizing their collective impact on patient care and community health outcomes.

    James Grigg - Chief Financial Officer

    James Grigg, the Chief Financial Officer at Garnet Health, manages all financial operations and fiscal strategy for the healthcare system. Grigg oversees budgeting, financial planning, revenue cycle management, and investment strategies to ensure the financial health and sustainability of Garnet Health. This role is critical in supporting the organization's commitment to providing high-quality, efficient healthcare services to nearly 450,000 residents in the mid-Hudson and Catskill region. The Chief Financial Officer works closely with other executive leaders to allocate resources effectively across hospital campuses and outpatient facilities, supporting a broad spectrum of care. Grigg's financial acumen is essential for maintaining the stability of one of the largest healthcare providers in the tri-county area, enabling continued investment in infrastructure and technology. James Grigg ensures compliance with all financial regulations and drives initiatives to optimize cost-effectiveness while enhancing patient care delivery.
    James Grigg

    Joyce Timko - Chief Operating Officer

    Joyce Timko, the Chief Operating Officer at Garnet Health, directs the day-to-day operations across the healthcare system's facilities. Timko is responsible for optimizing operational efficiency, ensuring seamless service delivery, and managing the integration of clinical and administrative functions across Garnet Health's three hospital campuses and various outpatient locations. This leadership position is vital for maintaining the stability and quality of healthcare services provided to nearly 450,000 residents in Orange, Sullivan, and Ulster Counties. The Chief Operating Officer collaborates with department heads and medical staff to implement best practices and enhance patient experiences. Joyce Timko's operational oversight supports the system's growth and its role as a major healthcare provider in the region, focusing on resource management and process improvement. Timko drives initiatives that enhance the effectiveness of over 3,300 employed professionals and 850 medical staff members.

    Matthew Meigh - President, Medical Staff

    Matthew Meigh, the President, Medical Staff at Garnet Health, serves as the primary liaison between the medical staff and the hospital administration. Meigh advocates for the needs and professional development of physicians and other clinical practitioners, ensuring their voices are integrated into strategic planning and operational decisions. This role is vital for fostering collaboration and maintaining high standards of patient care across Garnet Health's facilities. The President, Medical Staff works to support the over 850 medical staff members, promoting a cohesive and effective clinical environment. Matthew Meigh's leadership contributes to the quality and efficiency of healthcare services provided to nearly 450,000 residents in the mid-Hudson and Catskill region. Meigh plays a key part in ensuring that clinical perspectives inform the delivery of a broad spectrum of care across the system's hospital campuses and outpatient locations.

    Pamela Yosh - Foundation President

    Pamela Yosh, the Foundation President at Garnet Health, leads fundraising efforts and strategic development for the organization's philanthropic arm. Yosh is responsible for cultivating donor relationships, securing financial support, and directing foundation initiatives that enhance Garnet Health's capacity to serve the community. This leadership role is instrumental in securing resources that complement operational budgets and drive innovation in patient care and facility upgrades. The Foundation President works to align fundraising goals with the system's mission of improving healthcare quality and stability across Orange, Sullivan, and Ulster Counties. Pamela Yosh's efforts are critical for supporting the broad spectrum of care offered by Garnet Health, enabling investments in advanced medical technology and community health programs. Yosh drives the foundation's impact on the region's healthcare landscape.

    Joan Farrow - President Founsation

    Joan Farrow, the President Founsation at Garnet Health, directs the strategic vision and operational management of the foundation's activities. Farrow focuses on maximizing the foundation's impact by overseeing fundraising campaigns, grant management, and community outreach programs designed to support Garnet Health's mission. This role is essential for securing vital financial resources that bolster the healthcare system's ability to provide comprehensive services to nearly 450,000 residents. The President Founsation collaborates with stakeholders to ensure philanthropic investments align with the organization's goals for enhancing healthcare quality and efficiency. Joan Farrow's leadership ensures that the foundation effectively contributes to the stability and growth of Garnet Health's services across its hospital campuses and outpatient facilities. Farrow champions initiatives that advance the foundation's role in supporting regional healthcare excellence.

    Peter Panzarino - Chief Medical Officer

    Peter Panzarino, the Chief Medical Officer at Garnet Health, leads clinical strategy and ensures the highest standards of medical care across the organization. Panzarino oversees the medical staff, guides clinical quality initiatives, and promotes evidence-based practices to enhance patient outcomes and safety. This role is fundamental to Garnet Health's mission of improving healthcare quality and efficiency for nearly 450,000 residents in the mid-Hudson and Catskill region. The Chief Medical Officer collaborates with hospital administration and department leaders to align medical services with the system's strategic goals. Peter Panzarino's expertise is crucial in managing the clinical integration of services across hospital campuses and outpatient facilities, supporting a broad spectrum of care. Panzarino champions initiatives that foster a culture of continuous improvement among the over 850 medical staff members and 3,300 employed professionals.
    Peter Panzarino
    Joseph Anesi, the Chief Legal Officer & General Counsel at Garnet Health, provides comprehensive legal counsel and oversees all legal affairs for the healthcare system. Anesi manages risk mitigation, ensures regulatory compliance, and advises leadership on legal matters impacting operations and strategic decisions. This position is critical for navigating the complex legal landscape of healthcare delivery and protecting Garnet Health's interests across Orange, Sullivan, and Ulster Counties. The Chief Legal Officer & General Counsel works to safeguard the organization's assets and reputation while supporting its mission to provide stable and efficient healthcare services. Joseph Anesi's guidance is essential for the system's operations, including its three hospital campuses and numerous outpatient facilities. Anesi ensures that all legal frameworks support the delivery of a broad spectrum of care and uphold the integrity of one of the region's largest healthcare providers.
    Joseph Anesi

    Aamir Gilani - Associate Chief Medical Officer, Garnet Health Doctors

    Aamir Gilani, the Associate Chief Medical Officer, Garnet Health Doctors at Garnet Health, enhances clinical operations and quality within the physician group. Gilani focuses on optimizing patient care delivery, supporting physician engagement, and implementing clinical best practices across Garnet Health Doctors' network. This role is critical for ensuring the seamless integration of primary and specialty care services, contributing to the overall efficiency and quality of healthcare provided in the mid-Hudson and Catskill region. The Associate Chief Medical Officer, Garnet Health Doctors works to align clinical initiatives with the broader strategic objectives of Garnet Health. Aamir Gilani's leadership supports the effective management of medical services, ensuring that the physician group contributes significantly to the system's mission of providing accessible and high-quality healthcare. Gilani drives improvements in patient outcomes and physician satisfaction.

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    Frequently Asked Questions Regarding Garnet Health Top Executives and Leadership Team

    Who leads Garnet Health?
    Garnet Health is led by Johnathan Schiller (President & Chief Executive Officer), along with executives such as James Grigg (Chief Financial Officer) and Joyce Timko (Chief Operating Officer).
    Who is part of Garnet Health’s executive team?
    The executive team of Garnet Health includes leaders such as Johnathan Schiller (President & Chief Executive Officer), James Grigg (Chief Financial Officer), Joyce Timko (Chief Operating Officer) and other senior executives.
    How many executives does Garnet Health have?
    Garnet Health has 9 executives leading key business areas.
    What roles are included in Garnet Health’s leadership team?
    The leadership team of Garnet Health includes roles such as President & Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, President, Medical Staff, Foundation President.