St. Luke's Hospital Executive and Leadership Team

September, 2026

Leadership Overview

St. Luke's Hospital has 5 executives leading key functions including information technology, human resources, administration, board governance, and wellness initiatives.

Committed to providing exceptional patient care, St. Luke's Hospital maintains a nonprofit mission focused on community health, clinical excellence, and the delivery of compassionate medical services across the Missouri region.

Leadership Roles at St. Luke's Hospital

  • President & Aux Board of Directors - Peter Koch
  • President, Wellness - Leon Lennon
  • Chief Information Officer - Abby Berg
  • Chief People Officer - Nathan Bigler
  • Chief Administrative Officer - Tammy Lett
  • Peter Koch - President & Aux Board of Directors

    Peter Koch, the President & Aux Board of Directors at St. Luke's Hospital, architects the governance framework and strategic vision for the nonprofit organization. Koch oversees the alignment of board objectives with the hospital's long-term mission, ensuring that all institutional decisions prioritize patient welfare and community health. By facilitating high-level discussions among board members, the President & Aux Board of Directors maintains the ethical and financial standards required for independent healthcare providers. Peter Koch manages the relationship between the board and executive leadership, fostering a culture of accountability and transparency. This leadership role involves setting the strategic direction for future growth and capital investments, ensuring the hospital remains competitive in the Missouri market. Through the oversight of auxiliary programs, the President & Aux Board of Directors expands the reach of the hospital's community impact. Koch drives the organization's commitment to excellence, ensuring that governance practices support the delivery of superior medical services.

    Leon Lennon - President, Wellness

    Leon Lennon, the President, Wellness at St. Luke's Hospital, directs the development and execution of preventative health programs designed to improve community well-being. Lennon oversees the expansion of wellness services, ensuring that the hospital provides comprehensive care beyond traditional clinical treatments. By architecting community outreach initiatives, the President, Wellness promotes healthy lifestyles and disease prevention across the region. Leon Lennon manages partnerships with local organizations to integrate wellness education into the broader healthcare ecosystem. This leadership role involves analyzing health trends to tailor programs that address the specific needs of the patient population. Through the implementation of holistic health strategies, the President, Wellness enhances the hospital's reputation as a leader in proactive care. Lennon drives the integration of wellness metrics into the hospital's overall performance framework, ensuring that preventative efforts contribute to the long-term health outcomes of the community while supporting the nonprofit mission of the institution.

    Abby Berg - Chief Information Officer

    Abby Berg, the Chief Information Officer at St. Luke's Hospital, directs the digital infrastructure and cybersecurity frameworks essential for modern clinical operations. Berg oversees the integration of electronic health records, ensuring seamless data flow between departments to improve patient outcomes. By architecting robust network solutions, the Chief Information Officer supports the hospital's nonprofit mission through technological efficiency. Abby Berg manages the implementation of advanced diagnostic software, facilitating real-time collaboration among medical staff. This leadership role involves constant evaluation of emerging healthcare technologies to maintain high standards of data integrity and patient privacy. Through strategic investment in secure cloud platforms, the Chief Information Officer optimizes internal workflows, allowing clinicians to focus on care delivery. Berg drives the digital transformation agenda, ensuring that all information systems remain resilient against evolving cyber threats while supporting the long-term growth of the hospital's clinical capabilities.

    Nathan Bigler - Chief People Officer

    Nathan Bigler, the Chief People Officer at St. Luke's Hospital, architects the organizational culture and talent acquisition strategies necessary for a premier nonprofit healthcare provider. Bigler oversees workforce development, ensuring that clinical and administrative teams possess the skills required for high-quality patient care. By implementing comprehensive recruitment and retention programs, the Chief People Officer fosters an environment of professional excellence and staff engagement. Nathan Bigler manages internal communications and performance management systems, aligning individual contributions with the broader institutional goals of the hospital. This leadership role involves navigating complex labor dynamics to maintain a stable, motivated workforce capable of meeting the demands of the Missouri healthcare market. Through the design of competitive benefits and wellness initiatives, the Chief People Officer supports the overall health of the staff. Bigler drives organizational change, ensuring that human capital strategies remain agile and responsive to the evolving needs of the healthcare industry.

    Tammy Lett - Chief Administrative Officer

    Tammy Lett, the Chief Administrative Officer at St. Luke's Hospital, directs the daily operational functions and facility management protocols that sustain the nonprofit healthcare environment. Lett oversees the coordination of non-clinical departments, ensuring that supply chains, logistics, and physical infrastructure support the hospital's primary mission. By streamlining administrative processes, the Chief Administrative Officer enhances operational efficiency and reduces overhead costs. Tammy Lett manages cross-departmental projects, facilitating communication between clinical leadership and support staff to ensure seamless service delivery. This leadership role involves rigorous oversight of regulatory compliance and facility safety standards, maintaining the integrity of the hospital's operations. Through the optimization of resource allocation, the Chief Administrative Officer secures the financial stability required for ongoing community service. Lett drives strategic improvements in operational workflows, ensuring that the hospital remains a reliable provider of medical care while maintaining high standards of administrative excellence across all campus facilities.

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    Frequently Asked Questions Regarding St. Luke's Hospital Top Executives and Leadership Team

    Who leads St. Luke's Hospital?
    St. Luke's Hospital is led by Peter Koch (President & Aux Board of Directors), along with executives such as Leon Lennon (President, Wellness) and Abby Berg (Chief Information Officer).
    Who is part of St. Luke's Hospital’s executive team?
    The executive team of St. Luke's Hospital includes leaders such as Peter Koch (President & Aux Board of Directors), Leon Lennon (President, Wellness), Abby Berg (Chief Information Officer) and other senior executives.
    How many executives does St. Luke's Hospital have?
    St. Luke's Hospital has 5 executives leading key business areas.
    What roles are included in St. Luke's Hospital’s leadership team?
    The leadership team of St. Luke's Hospital includes roles such as President & Aux Board of Directors, President, Wellness, Chief Information Officer, Chief People Officer, Chief Administrative Officer.