St. John's Health Executive and Leadership Team

August, 2026

Leadership Overview

St. John's Health has 9 executives leading key functions including strategy, operations, finance, clinical governance, and human resources.

Committed to clinical excellence and community wellness, St. John's Health delivers high-quality inpatient and outpatient care while maintaining a five-star senior living community for the regional population.

Leadership Roles at St. John's Health

  • Chief Executive Officer - Jeffrey Sollis
  • Chief Financial Officer - Mitchell Watson
  • Chief Operating Officer - John Mentgen
  • President/Chief Operating Officer - Michael Moore
  • President - Matt Adams
  • Chief of Staff - Marcia Lux
  • Chief Human Resources Officer - Thomas Kinney
  • Chief Communications Officer - Karen Connelly
  • Chief Medical Officer - Timothy Hepner
  • Jeffrey Sollis - Chief Executive Officer

    Jeffrey Sollis, the Chief Executive Officer at St. John's Health, directs the overarching strategic vision for the entire community health system. By prioritizing clinical excellence and individualized patient care, the Chief Executive Officer ensures the organization maintains its status as a top-tier medical facility within the region. Sollis oversees the integration of inpatient and outpatient services, aligning departmental goals with the broader mission of community wellness. This leadership role involves constant collaboration with the Board to secure long-term sustainability and operational growth. Through rigorous oversight of the five-star senior living community, the Chief Executive Officer guarantees that quality standards remain high across all service lines. Jeffrey Sollis drives the cultural shift toward patient-centered outcomes, ensuring that every medical initiative directly supports the health needs of Teton County and the surrounding areas. Ultimately, Sollis secures the future of the health system through disciplined resource management and strategic expansion.
    Jeffrey Sollis

    Mitchell Watson - Chief Financial Officer

    Mitchell Watson, the Chief Financial Officer at St. John's Health, architects the fiscal strategy necessary to support the organization's clinical mission. By managing capital allocation and revenue cycles, the Chief Financial Officer ensures that the health system possesses the resources required for medical innovation and facility upgrades. Watson oversees the financial health of both the hospital and the senior living community, balancing cost-efficiency with the delivery of high-quality care. This leadership role involves rigorous analysis of market trends to guide long-term investment decisions. Mitchell Watson drives financial transparency, providing the Board with the data needed to make informed decisions regarding regional expansion. By optimizing the budget for outpatient services, the Chief Financial Officer supports the broader goal of community wellness. Watson maintains a focus on fiscal stability, ensuring that the organization remains a reliable provider of healthcare services for the entire region while navigating the complexities of the modern medical economy.
    Mitchell Watson

    John Mentgen - Chief Operating Officer

    John Mentgen, the Chief Operating Officer at St. John's Health, manages the daily operational workflows that sustain the hospital's clinical performance. By optimizing internal processes, the Chief Operating Officer ensures that patient care delivery remains efficient and responsive to regional demands. Mentgen coordinates between various medical departments to streamline the transition from inpatient to outpatient services, reducing bottlenecks in the care continuum. This role requires constant monitoring of facility performance metrics to maintain the high standards recognized by national health organizations. John Mentgen drives operational improvements that directly impact the quality of life for patients across the Teton County region. By refining the logistical support for the senior living community, the Chief Operating Officer guarantees that all facilities operate at peak capacity. Mentgen maintains a focus on operational scalability, ensuring that the health system adapts effectively to the evolving needs of the community while upholding the highest safety protocols.

    Michael Moore - President/Chief Operating Officer

    Michael Moore, the President/Chief Operating Officer at St. John's Health, leads the execution of the organization's operational strategy. By focusing on the expansion of service lines, the President/Chief Operating Officer ensures that the health system meets the growing demand for high-quality care in the region. Moore oversees the integration of new medical technologies into the existing infrastructure, enhancing the capabilities of the hospital. This role involves managing the performance of the senior living community to ensure it meets the highest standards of resident care. Michael Moore drives the implementation of clinical protocols that improve patient outcomes across all departments. By aligning operational goals with the mission of community wellness, the President/Chief Operating Officer supports the long-term success of the health system. Moore maintains a focus on regional market reach, ensuring that the organization remains the preferred provider for patients in Teton County and beyond through consistent operational excellence.

    Matt Adams - President

    Matt Adams, the President at St. John's Health, provides the high-level leadership necessary to guide the organization through the evolving healthcare landscape. By focusing on the strategic direction of the health system, the President ensures that the mission of community wellness remains the primary driver of all activities. Adams oversees the long-term planning for both the hospital and the senior living community, ensuring that the organization remains competitive in the regional market. This role involves representing the health system to external partners and the broader community. Matt Adams drives the initiatives that expand the reach of the health system, ensuring that high-quality care is accessible to all residents of Teton County. By fostering a culture of excellence, the President supports the efforts of the entire executive team. Adams maintains a focus on the future, ensuring that the health system continues to adapt to the changing needs of the population while upholding its core values.

    Marcia Lux - Chief of Staff

    Marcia Lux, the Chief of Staff at St. John's Health, coordinates the administrative functions that support the executive leadership team. By facilitating communication between departments, the Chief of Staff ensures that strategic initiatives move forward without delay. Lux manages the internal governance processes, aligning the activities of the medical staff with the overarching goals of the health system. This role involves overseeing special projects that enhance the quality of care provided to the community. Marcia Lux drives organizational efficiency by streamlining the decision-making process for the executive suite. By fostering collaboration across clinical and administrative teams, the Chief of Staff ensures that the organization remains focused on its mission of individualized care. Lux maintains a high level of operational oversight, ensuring that all internal policies support the hospital's commitment to excellence. Through this coordination, the Chief of Staff directly impacts the ability of the health system to serve the needs of the surrounding region effectively.

    Thomas Kinney - Chief Human Resources Officer

    Thomas Kinney, the Chief Human Resources Officer at St. John's Health, directs the talent acquisition and workforce development strategies that sustain the hospital's clinical excellence. By fostering a culture of professional growth, the Chief Human Resources Officer ensures that the organization attracts and retains top-tier medical talent. Kinney oversees the implementation of training programs that align staff performance with the mission of individualized patient care. This role involves managing labor relations and employee engagement initiatives that support the overall health of the workforce. Thomas Kinney drives the development of policies that promote a safe and inclusive environment for all employees. By optimizing the staffing models for both the hospital and the senior living community, the Chief Human Resources Officer ensures that the health system maintains high service standards. Kinney maintains a focus on organizational culture, ensuring that every team member contributes to the success of the health system's regional mission.

    Karen Connelly - Chief Communications Officer

    Karen Connelly, the Chief Communications Officer at St. John's Health, manages the public image and community engagement strategies that define the organization's market presence. By crafting messaging that highlights the hospital's commitment to clinical excellence, the Chief Communications Officer ensures that the community remains informed about available services. Connelly oversees the outreach efforts that connect the health system with the residents of Teton County and the surrounding region. This role involves coordinating with the executive team to communicate the mission of community wellness to stakeholders. Karen Connelly drives the development of digital and traditional communication channels that enhance the visibility of the senior living community. By aligning public relations with the strategic goals of the health system, the Chief Communications Officer supports the organization's growth. Connelly maintains a focus on brand reputation, ensuring that the public perceives the health system as a trusted partner in their personal health journey.
    Karen Connelly

    Timothy Hepner - Chief Medical Officer

    Timothy Hepner, the Chief Medical Officer at St. John's Health, oversees the clinical standards and medical practices that define the quality of care. By directing the medical staff, the Chief Medical Officer ensures that all inpatient and outpatient services adhere to the highest safety and efficacy protocols. Hepner manages the peer review processes and clinical quality initiatives that maintain the hospital's status as a top-tier facility. This role involves collaborating with other executives to integrate evidence-based medicine into the daily operations of the health system. Timothy Hepner drives the implementation of new clinical pathways that improve patient outcomes across the region. By focusing on the medical needs of the community, the Chief Medical Officer ensures that the health system remains at the forefront of medical innovation. Hepner maintains a focus on clinical governance, ensuring that every medical decision supports the mission of individualized care and long-term wellness for all patients.

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    Frequently Asked Questions Regarding St. John's Health Top Executives and Leadership Team

    Who leads St. John's Health?
    St. John's Health is led by Jeffrey Sollis (Chief Executive Officer), along with executives such as Mitchell Watson (Chief Financial Officer) and John Mentgen (Chief Operating Officer).
    Who is part of St. John's Health’s executive team?
    The executive team of St. John's Health includes leaders such as Jeffrey Sollis (Chief Executive Officer), Mitchell Watson (Chief Financial Officer), John Mentgen (Chief Operating Officer) and other senior executives.
    How many executives does St. John's Health have?
    St. John's Health has 9 executives leading key business areas.
    What roles are included in St. John's Health’s leadership team?
    The leadership team of St. John's Health includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, President/Chief Operating Officer, President.