Adirondack Health Executive and Leadership Team

August, 2026

Leadership Overview

Adirondack Health has 4 executives leading key functions including strategy, operations, financial management, and medical staff oversight.

Committed to transparent patient billing and accessible care, Adirondack Health maintains a mission of providing high-quality medical services while ensuring financial clarity for every patient across the region.

Leadership Roles at Adirondack Health

  • President & Chief Executive Officer - Aaron Kramer
  • Chief Financial Officer - William Chapin
  • Chief Operating Officer - Patti Hammond
  • President, Medical Staff - Waguih Kirollos
  • Aaron Kramer - President & Chief Executive Officer

    Aaron Kramer, the President & Chief Executive Officer at Adirondack Health, directs the overarching strategic vision for the entire hospital network. By aligning clinical excellence with administrative efficiency, the President & Chief Executive Officer ensures that patient care remains the primary focus of all institutional initiatives. Kramer manages high-level relationships with the Board and external stakeholders to secure long-term organizational stability. This leadership role involves navigating complex regulatory environments while expanding the reach of medical services throughout the North American healthcare landscape. By fostering a culture of accountability, Aaron Kramer drives the implementation of patient-centered policies that simplify billing and financial counseling processes. The President & Chief Executive Officer maintains rigorous standards for hospital pricing transparency, ensuring compliance with federal mandates. Through consistent focus on operational growth and community health outcomes, the executive secures the future of the organization as a premier provider of essential medical services.
    Aaron Kramer

    William Chapin - Chief Financial Officer

    William Chapin, the Chief Financial Officer at Adirondack Health, architects the fiscal strategy and financial health of the entire organization. Managing the complexities of hospital pricing, insurance reimbursement, and patient financial assistance programs, the Chief Financial Officer ensures the long-term sustainability of the institution. Chapin oversees the billing office and financial counseling teams, providing guidance on the management of co-pays, deductibles, and patient statements. This leadership role involves rigorous analysis of data compiled from the Centers for Medicare Services to maintain transparency in hospital pricing. By optimizing revenue cycle management, William Chapin drives the financial stability necessary to support ongoing medical operations. The Chief Financial Officer collaborates with executive leadership to allocate capital toward essential infrastructure and technology upgrades. Through precise financial planning and strict adherence to regulatory requirements, Chapin secures the resources required to provide accessible care to the community while maintaining the fiscal integrity of the hospital system.
    William Chapin

    Patti Hammond - Chief Operating Officer

    Patti Hammond, the Chief Operating Officer at Adirondack Health, executes the daily operational workflows that sustain hospital functionality. Overseeing the integration of clinical departments and administrative support services, the Chief Operating Officer optimizes resource allocation to improve patient throughput. Hammond manages the complex logistics of hospital discharge processes and insurance coordination, ensuring that billing statements reach patients accurately and promptly. This leadership role requires constant collaboration with department heads to streamline service delivery and reduce wait times for essential care. By implementing advanced management systems, Patti Hammond drives significant improvements in operational efficiency across all regional facilities. The Chief Operating Officer monitors performance metrics to identify bottlenecks in service delivery, subsequently deploying targeted solutions to enhance the patient experience. Through meticulous oversight of internal processes, Hammond ensures that the hospital maintains high standards of service quality while managing the financial complexities inherent in modern healthcare delivery.

    Waguih Kirollos - President, Medical Staff

    Waguih Kirollos, the President, Medical Staff at Adirondack Health, directs the clinical governance and professional standards for the entire physician body. Overseeing the credentialing and performance of medical providers, the President, Medical Staff ensures that all clinical services align with the highest quality benchmarks. Kirollos facilitates communication between the medical staff and the executive leadership team to ensure that clinical needs inform strategic decision-making. This leadership role involves managing the professional provider charges that exist outside of standard hospital billing, ensuring clarity for patients regarding the total cost of care. By fostering a collaborative environment among physicians, Waguih Kirollos drives excellence in patient outcomes and clinical safety. The President, Medical Staff monitors regional health trends to adapt medical practices to the evolving needs of the patient population. Through dedicated leadership of the medical community, the executive ensures that the hospital maintains a reputation for clinical excellence and compassionate care.

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    Frequently Asked Questions Regarding Adirondack Health Top Executives and Leadership Team

    Who leads Adirondack Health?
    Adirondack Health is led by Aaron Kramer (President & Chief Executive Officer), along with executives such as William Chapin (Chief Financial Officer) and Patti Hammond (Chief Operating Officer).
    Who is part of Adirondack Health’s executive team?
    The executive team of Adirondack Health includes leaders such as Aaron Kramer (President & Chief Executive Officer), William Chapin (Chief Financial Officer), Patti Hammond (Chief Operating Officer) and other senior executives.
    How many executives does Adirondack Health have?
    Adirondack Health has 4 executives leading key business areas.
    What roles are included in Adirondack Health’s leadership team?
    The leadership team of Adirondack Health includes roles such as President & Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, President, Medical Staff.