Kaweah Delta Health Executive and Leadership Team

May, 2026

Leadership Overview

Kaweah Delta Health has 4 executives leading key functions including operations, human resources, medical affairs, and medical staff leadership.

Driven by a commitment to patient care, Kaweah Delta Health focuses on advancing healthcare services through dedicated support and community involvement, reflecting a deep-rooted mission to enhance the well-being of the region it serves.

Leadership Roles at Kaweah Delta Health

  • Chief Operating Officer - Thomas Rayner
  • Vice President - Chief Human Resources Officer - Dianne Cox
  • Vice-Chief of Staff - William Roach
  • Chief Medical Officer - Paul Stefanacci
  • Thomas Rayner - Chief Operating Officer

    Thomas Rayner, the Chief Operating Officer at Kaweah Delta Health, directs all day-to-day operational activities, ensuring the efficient delivery of healthcare services. Overseeing multiple departments, Rayner focuses on optimizing resource allocation and streamlining workflows to enhance patient care quality and operational effectiveness. This leadership role involves managing the hospital's infrastructure and ensuring compliance with healthcare regulations. By driving process improvements, Thomas Rayner directly supports the hospital's mission of providing accessible and high-quality medical treatment to the community. The Chief Operating Officer's strategic oversight extends to facility management and the implementation of new technologies that improve patient outcomes and operational efficiency. Rayner's focus remains on maintaining the highest standards of service delivery across all hospital functions, contributing significantly to the organization's reputation for excellence in patient care.
    Thomas Rayner

    Dianne Cox - Vice President - Chief Human Resources Officer

    Dianne Cox, the Vice President - Chief Human Resources Officer at Kaweah Delta Health, leads all human capital strategies and initiatives. Cox is responsible for talent acquisition, employee relations, compensation, benefits, and professional development programs, ensuring a robust and engaged workforce. This critical role involves fostering a positive and productive work environment that aligns with the organization's values and mission. By developing and implementing comprehensive HR policies, Dianne Cox supports the hospital's commitment to its staff, recognizing that employee well-being is directly linked to patient care excellence. The Chief Human Resources Officer's strategic direction is vital for attracting and retaining top medical talent, essential for delivering advanced healthcare services. Cox's leadership ensures that Kaweah Delta Health remains an employer of choice, capable of meeting the evolving healthcare needs of the region through its dedicated personnel.

    William Roach - Vice-Chief of Staff

    William Roach, the Vice-Chief of Staff at Kaweah Delta Health, supports the Chief of Staff in overseeing the medical staff's clinical operations and professional conduct. Roach plays a key part in ensuring that medical practitioners adhere to the highest standards of patient care and ethical practice. This position involves collaborating with hospital administration to implement policies that enhance clinical quality and patient safety. By facilitating communication between the medical staff and hospital leadership, William Roach ensures that clinical perspectives inform strategic decisions. The Vice-Chief of Staff's responsibilities include assisting in the review of medical staff credentials and performance, contributing to the overall excellence of medical services provided. Roach's dedication to supporting the medical team directly impacts the quality of care delivered to patients, reinforcing Kaweah Delta Health's commitment to community health.

    Paul Stefanacci - Chief Medical Officer

    Paul Stefanacci, the Chief Medical Officer at Kaweah Delta Health, directs the clinical strategy and medical affairs of the organization. Stefanacci is responsible for ensuring the highest standards of medical care, patient safety, and clinical outcomes across all departments. This executive role involves leading initiatives to improve the quality of healthcare services, manage clinical risks, and foster innovation in medical practices. By collaborating with physicians and healthcare professionals, Paul Stefanacci drives the adoption of evidence-based medicine and advanced treatment protocols. The Chief Medical Officer's oversight is crucial for aligning clinical operations with the hospital's mission of providing compassionate and effective healthcare. Stefanacci's leadership ensures that Kaweah Delta Health remains at the forefront of medical advancements, dedicated to serving the health needs of the community with exceptional clinical expertise.
    Paul Stefanacci

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    Frequently Asked Questions Regarding Kaweah Delta Health Top Executives and Leadership Team

    Who leads Kaweah Delta Health?
    Kaweah Delta Health is led by Thomas Rayner (Chief Operating Officer), along with executives such as Dianne Cox (Vice President - Chief Human Resources Officer) and William Roach (Vice-Chief of Staff).
    Who is part of Kaweah Delta Health’s executive team?
    The executive team of Kaweah Delta Health includes leaders such as Thomas Rayner (Chief Operating Officer), Dianne Cox (Vice President - Chief Human Resources Officer), William Roach (Vice-Chief of Staff) and other senior executives.
    How many executives does Kaweah Delta Health have?
    Kaweah Delta Health has 4 executives leading key business areas.
    What roles are included in Kaweah Delta Health’s leadership team?
    The leadership team of Kaweah Delta Health includes roles such as Chief Operating Officer, Vice President - Chief Human Resources Officer, Vice-Chief of Staff, Chief Medical Officer.