OhioHealth Executive and Leadership Team

October, 2026

Leadership Overview

OhioHealth has 10 executives leading key functions including hospital administration, operational oversight, human resources, information technology, and regional medical leadership.

Committed to faith-based care, OhioHealth delivers comprehensive medical services across the state of Ohio to improve community wellbeing through an integrated network of hospitals and outpatient facilities.

Leadership Roles at OhioHealth

  • President and Chief Executive Officer - Hardin Memorial Hospital - Mark Seckinger
  • Executive Vice President & Chief Operating Officer - Robert Millen
  • Chief Operating Officer, Ohiohealth Grant Medical Center - Jaclyn Lee
  • President, OhioHealth Region - Bruce Hagen
  • President - LeeAnn Lucas-Helber
  • Senior VP & President, OhioHealth Physician Group - Michael Ezzie
  • President, Grant Medical Center - Jean Halpin
  • Senior Vice President and Chief Human Resources Officer - Tristan Hall
  • Senior VP & Chief Information Officer - Matthew Weger
  • Chief Administrative Officer - Johnni Beckel
  • Mark Seckinger - President and Chief Executive Officer - Hardin Memorial Hospital

    Mark Seckinger, the President and Chief Executive Officer - Hardin Memorial Hospital at OhioHealth, directs all clinical and administrative operations for the facility. Seckinger manages the delivery of inpatient hospital care and emergency services, ensuring alignment with the broader nonprofit health network standards. By overseeing local medical staff and facility resources, the President and Chief Executive Officer - Hardin Memorial Hospital maintains high standards of patient safety and service accessibility. Mark Seckinger coordinates with regional leadership to integrate specialized medical treatments into the local community healthcare programs. This leadership role involves optimizing hospital workflows to support the full continuum of care for patients across the county. Through rigorous oversight of diagnostic testing and outpatient treatment programs, Seckinger secures the operational efficiency required to sustain the mission of providing accessible, high-quality medical support within the regional healthcare landscape.

    Robert Millen - Executive Vice President & Chief Operating Officer

    Robert Millen, the Executive Vice President & Chief Operating Officer at OhioHealth, directs the daily operational functions across the entire integrated healthcare delivery system. Millen manages the complex logistics of multiple hospitals, ambulatory care centers, and physician practices to ensure seamless patient transitions. By overseeing the execution of strategic initiatives, the Executive Vice President & Chief Operating Officer drives organizational growth and maintains the financial health of the nonprofit network. Robert Millen collaborates with other C-suite leaders to standardize care protocols across all facilities, enhancing the quality of preventative health programs. This role involves scaling operational capacity to meet the needs of a broad population throughout the state. Through the implementation of efficient resource management strategies, Millen ensures that the healthcare system remains a leader in providing coordinated, accessible medical services to the communities served.
    Robert Millen

    Jaclyn Lee - Chief Operating Officer, Ohiohealth Grant Medical Center

    Jaclyn Lee, the Chief Operating Officer, Ohiohealth Grant Medical Center at OhioHealth, directs the internal operations and service delivery at this major medical facility. Lee manages the daily functions of inpatient units, surgical departments, and emergency services to ensure high-quality patient care. By overseeing facility maintenance and resource allocation, the Chief Operating Officer, Ohiohealth Grant Medical Center maintains the operational readiness of the center. Jaclyn Lee collaborates with medical staff to streamline patient intake and discharge processes, improving overall throughput and satisfaction. This leadership role involves implementing efficiency measures that support the broader mission of the nonprofit health network. Through the management of specialized treatment facilities and diagnostic services, Lee ensures that the medical center remains a cornerstone of the regional healthcare system, providing accessible and coordinated care to the diverse population within the service area.
    Jaclyn Lee

    Bruce Hagen - President, OhioHealth Region

    Bruce Hagen, the President, OhioHealth Region at OhioHealth, directs the strategic growth and operational performance of the healthcare network within a designated geographic territory. Hagen manages the coordination of services across multiple hospitals and ambulatory care centers to ensure consistent care delivery. By overseeing regional market expansion, the President, OhioHealth Region drives the integration of primary care and specialized medical treatments into local communities. Bruce Hagen collaborates with local leadership to address specific health needs and improve access to preventative health programs. This leadership role involves aligning regional operations with the overarching mission of the nonprofit system. Through the management of community healthcare programs and hospice services, Hagen ensures that the organization maintains a strong presence and delivers high-quality, coordinated care to the population across the assigned region.
    Bruce Hagen

    LeeAnn Lucas-Helber - President

    LeeAnn Lucas-Helber, the President at OhioHealth, directs the strategic vision and operational excellence for specific segments of the healthcare network. Lucas-Helber manages the delivery of comprehensive medical services, ensuring that all facilities meet the high standards of the nonprofit system. By overseeing the implementation of patient-centered care models, the President drives improvements in clinical outcomes and service accessibility. LeeAnn Lucas-Helber collaborates with other executive leaders to expand the reach of preventative health programs and specialized treatments. This leadership role involves fostering partnerships with community organizations to enhance the wellbeing of the populations served. Through the management of diverse healthcare facilities, Lucas-Helber ensures that the organization remains a trusted provider of medical care, consistently delivering coordinated and effective services across the full continuum of care within the regional network.
    LeeAnn Lucas-Helber

    Michael Ezzie - Senior VP & President, OhioHealth Physician Group

    Michael Ezzie, the Senior VP & President, OhioHealth Physician Group at OhioHealth, directs the clinical operations and strategic development of the physician network. Ezzie manages a large team of medical professionals across primary care and specialty practices, ensuring high standards of patient care. By overseeing the integration of physician services with hospital systems, the Senior VP & President, OhioHealth Physician Group drives the delivery of coordinated care. Michael Ezzie collaborates with other executives to implement evidence-based medical treatments and preventative health programs. This leadership role involves managing physician recruitment, performance metrics, and clinical quality initiatives to support the overall mission of the organization. Through the optimization of the physician group, Ezzie ensures that patients receive accessible, high-quality medical support, strengthening the position of the network as a leader in regional healthcare delivery.
    Michael Ezzie

    Jean Halpin - President, Grant Medical Center

    Jean Halpin, the President, Grant Medical Center at OhioHealth, directs the overall strategy and clinical performance of this major medical facility. Halpin manages the delivery of inpatient hospital care, emergency services, and specialized treatments to ensure the highest quality of patient outcomes. By overseeing the operational budget and facility resources, the President, Grant Medical Center maintains the financial and clinical viability of the center. Jean Halpin collaborates with other regional leaders to integrate the medical center into the broader healthcare network, facilitating seamless patient transitions. This leadership role involves driving initiatives that improve patient safety and service accessibility within the community. Through the management of medical staff and outpatient programs, Halpin ensures that the center remains a vital component of the nonprofit system, providing coordinated and compassionate care to the population served.
    Jean Halpin

    Tristan Hall - Senior Vice President and Chief Human Resources Officer

    Tristan Hall, the Senior Vice President and Chief Human Resources Officer at OhioHealth, directs the talent acquisition, workforce development, and organizational culture strategies for the entire health network. Hall manages the recruitment and retention of medical professionals, ensuring that all hospitals and outpatient facilities maintain adequate staffing levels to provide high-quality care. By overseeing employee engagement initiatives, the Senior Vice President and Chief Human Resources Officer fosters a supportive environment aligned with the faith-based mission of the organization. Tristan Hall collaborates with executive leadership to implement training programs that enhance the skills of clinical and administrative staff. This leadership role involves managing complex labor relations and compensation structures to support the long-term stability of the workforce. Through the strategic alignment of human capital with organizational goals, Hall ensures the delivery of consistent, compassionate care across the entire regional network.

    Matthew Weger - Senior VP & Chief Information Officer

    Matthew Weger, the Senior VP & Chief Information Officer at OhioHealth, directs the digital infrastructure and data management strategies that support the entire healthcare network. Weger manages the implementation of electronic health records and secure communication systems across all hospitals and specialty treatment facilities. By overseeing cybersecurity protocols, the Senior VP & Chief Information Officer protects sensitive patient information while ensuring seamless access for medical providers. Matthew Weger collaborates with clinical leaders to integrate advanced diagnostic testing technologies into the existing care delivery framework. This leadership role involves driving digital transformation to improve patient outcomes and operational efficiency throughout the state. Through the continuous optimization of information systems, Weger supports the coordination of care across the full continuum, ensuring that medical teams have the data necessary to deliver timely and effective treatments to the communities served.
    Matthew Weger

    Johnni Beckel - Chief Administrative Officer

    Johnni Beckel, the Chief Administrative Officer at OhioHealth, directs the administrative functions and corporate governance that support the entire healthcare system. Beckel manages the integration of business processes across hospitals, outpatient facilities, and community programs to ensure organizational alignment. By overseeing strategic planning and policy development, the Chief Administrative Officer drives the execution of the mission to improve community health. Johnni Beckel collaborates with the Board and other executive leaders to manage institutional risk and ensure compliance with healthcare regulations. This leadership role involves optimizing administrative workflows to reduce overhead and increase the resources available for patient care. Through the coordination of cross-functional teams, Beckel supports the long-term sustainability of the nonprofit network, ensuring that all administrative operations contribute effectively to the delivery of high-quality, accessible medical services across the state.
    Johnni Beckel

    Explore Leadership Teams in Hospitals & Physicians Clinics

    Frequently Asked Questions Regarding OhioHealth Top Executives and Leadership Team

    Who leads OhioHealth?
    OhioHealth is led by Mark Seckinger (President and Chief Executive Officer - Hardin Memorial Hospital), along with executives such as Robert Millen (Executive Vice President & Chief Operating Officer) and Jaclyn Lee (Chief Operating Officer, Ohiohealth Grant Medical Center).
    Who is part of OhioHealth’s executive team?
    The executive team of OhioHealth includes leaders such as Mark Seckinger (President and Chief Executive Officer - Hardin Memorial Hospital), Robert Millen (Executive Vice President & Chief Operating Officer), Jaclyn Lee (Chief Operating Officer, Ohiohealth Grant Medical Center) and other senior executives.
    How many executives does OhioHealth have?
    OhioHealth has 10 executives leading key business areas.
    What roles are included in OhioHealth’s leadership team?
    The leadership team of OhioHealth includes roles such as President and Chief Executive Officer - Hardin Memorial Hospital, Executive Vice President & Chief Operating Officer, Chief Operating Officer, Ohiohealth Grant Medical Center, President, OhioHealth Region, President.