Mohawk Valley Health System Executive and Leadership Team

August, 2026

Leadership Overview

Mohawk Valley Health System has 5 executives leading key functions including strategy, information technology, financial management, clinical quality, and medical informatics.

Committed to regional wellness, Mohawk Valley Health System delivers integrated healthcare services across New York State. This organization prioritizes patient-centered care through a robust network of medical centers and specialized nursing facilities.

Leadership Roles at Mohawk Valley Health System

  • President & Chief Executive Officer - William LeCates
  • Senior VP & Chief Financial Officer - Louis Aiello
  • Senior Vice President and Chief Information Officer - Tammy Canfield
  • Chief Medical Officer - Gary Zimmer
  • Chief Medical Information Officer - Paul Davidson
  • William LeCates - President & Chief Executive Officer

    William LeCates, the President & Chief Executive Officer at Mohawk Valley Health System, directs the overarching strategic vision for this integrated healthcare network. Overseeing the transition of clinical services into The Wynn Hospital, the President & Chief Executive Officer ensures operational alignment across all affiliates, including St. Elizabeth Medical Center and Faxton St. Luke's Healthcare. This leadership role involves managing a workforce of over 4,200 employees to maintain high standards of patient care throughout Oneida, Herkimer, and Madison counties. By fostering collaboration between the Board and clinical leadership, William LeCates drives long-term sustainability and growth for the entire system. The President & Chief Executive Officer monitors regional health trends to adapt service delivery models effectively. Through rigorous oversight of organizational performance, LeCates secures the future of this non-profit delivery system while expanding access to essential medical resources for the local population.
    William LeCates

    Louis Aiello - Senior VP & Chief Financial Officer

    Louis Aiello, the Senior VP & Chief Financial Officer at Mohawk Valley Health System, manages the fiscal health and resource allocation for this expansive non-profit delivery system. Overseeing the financial planning for the Visiting Nurse Association of Utica and Oneida County, the Senior VP & Chief Financial Officer ensures the economic viability of all affiliates. This leadership role involves balancing capital investments in new facilities like The Wynn Hospital with the ongoing operational costs of existing medical centers. By optimizing revenue cycles and controlling expenditures, Louis Aiello supports the organization's ability to provide high-quality care to the residents of New York State. The Senior VP & Chief Financial Officer works closely with the Board to maintain fiscal discipline and long-term financial stability. Aiello monitors regional economic indicators to adjust budgetary strategies, ensuring that the system remains well-positioned to meet the healthcare demands of the community while maintaining a sustainable financial trajectory.
    Louis Aiello

    Tammy Canfield - Senior Vice President and Chief Information Officer

    Tammy Canfield, the Senior Vice President and Chief Information Officer at Mohawk Valley Health System, architects the digital infrastructure supporting all clinical and administrative operations. Overseeing the integration of electronic health records across the network, the Senior Vice President and Chief Information Officer ensures data security and system interoperability for facilities like the MVHS Rehabilitation and Nursing Center. This leadership role involves deploying advanced technology solutions to streamline workflows for thousands of staff members. By modernizing the digital landscape, Tammy Canfield directly improves the efficiency of patient data management across the regional footprint. The Senior Vice President and Chief Information Officer collaborates with executive leadership to implement innovative tools that enhance diagnostic accuracy and operational transparency. Canfield maintains robust cybersecurity protocols to protect sensitive health information, ensuring that the technological backbone of the organization remains resilient against evolving digital threats while supporting the broader mission of integrated care.

    Gary Zimmer - Chief Medical Officer

    Gary Zimmer, the Chief Medical Officer at Mohawk Valley Health System, directs clinical quality initiatives and medical staff standards across the entire integrated network. Overseeing the implementation of evidence-based care protocols, the Chief Medical Officer ensures that patient outcomes remain the primary focus at St. Elizabeth Medical Center and other affiliates. This leadership role involves coordinating with department heads to maintain rigorous safety standards and regulatory compliance. By fostering a culture of clinical excellence, Gary Zimmer drives improvements in patient satisfaction and health metrics throughout the service area. The Chief Medical Officer collaborates with the executive team to align medical practices with the broader organizational mission of providing comprehensive care. Zimmer monitors clinical performance data to identify opportunities for process refinement, ensuring that the medical staff delivers consistent, high-quality services. Through this oversight, the Chief Medical Officer strengthens the reputation of the system as a premier provider of healthcare in the region.

    Paul Davidson - Chief Medical Information Officer

    Paul Davidson, the Chief Medical Information Officer at Mohawk Valley Health System, bridges the gap between clinical practice and digital health technology. Overseeing the adoption of clinical decision support tools, the Chief Medical Information Officer ensures that physicians and nurses utilize data effectively to improve patient care. This leadership role involves training medical staff on new software platforms and optimizing the user experience within the electronic health record system. By integrating clinical workflows with advanced analytics, Paul Davidson drives better diagnostic and treatment outcomes across the network. The Chief Medical Information Officer works in tandem with the IT department to ensure that digital tools meet the specific needs of clinicians in the field. Davidson monitors the impact of technology on patient safety, making necessary adjustments to enhance usability and data accuracy. Through this specialized focus, the Chief Medical Information Officer ensures that the system leverages technology to support the highest standards of medical practice.

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    Frequently Asked Questions Regarding Mohawk Valley Health System Top Executives and Leadership Team

    Who leads Mohawk Valley Health System?
    Mohawk Valley Health System is led by William LeCates (President & Chief Executive Officer), along with executives such as Louis Aiello (Senior VP & Chief Financial Officer) and Tammy Canfield (Senior Vice President and Chief Information Officer).
    Who is part of Mohawk Valley Health System’s executive team?
    The executive team of Mohawk Valley Health System includes leaders such as William LeCates (President & Chief Executive Officer), Louis Aiello (Senior VP & Chief Financial Officer), Tammy Canfield (Senior Vice President and Chief Information Officer) and other senior executives.
    How many executives does Mohawk Valley Health System have?
    Mohawk Valley Health System has 5 executives leading key business areas.
    What roles are included in Mohawk Valley Health System’s leadership team?
    The leadership team of Mohawk Valley Health System includes roles such as President & Chief Executive Officer, Senior VP & Chief Financial Officer, Senior Vice President and Chief Information Officer, Chief Medical Officer, Chief Medical Information Officer.