ThedaCare Executive and Leadership Team

October, 2026

Leadership Overview

ThedaCare has 7 executives leading key functions including financial strategy, clinical operations, acute care management, emergency medicine, post-acute services, organizational leadership, and medical direction.

Committed to community health, ThedaCare delivers comprehensive medical services through a level II trauma center and specialized programs in cancer, stroke, and cardiac care.

Leadership Roles at ThedaCare

  • Interim Chief Financial Officer - Mark Thompson
  • Vice President and Chief Operating Officer ThedaCare Physicians - Quentin Mayer
  • President - Raymond Georgen
  • Acute Care Vice President & Chief Medical Officer - Michael Hooker
  • Associate Chief Medical Officer, Thedacare, Emergency Medicine - William Kumprey
  • Associate Chief Medical Officer, Post Acute - Timothy Jessick
  • Associate Chief Medical Officer & Medical Director, Ed - David Hale
  • Mark Thompson - Interim Chief Financial Officer

    Mark Thompson, the Interim Chief Financial Officer at ThedaCare, directs all fiscal planning and capital allocation strategies for the organization. Overseeing the financial health of the health system, the Interim Chief Financial Officer ensures long-term sustainability through rigorous budget management and resource optimization. This leadership role involves analyzing revenue cycles across the level II trauma center and various specialty clinics to maintain operational efficiency. By implementing robust financial controls, Mark Thompson directly impacts the ability of the organization to invest in advanced medical technology and patient care infrastructure. Ultimately, Thompson secures the economic foundation necessary for the delivery of high-quality healthcare services throughout the Wisconsin region, ensuring that fiscal performance aligns with the broader mission of providing accessible, life-saving medical treatments to the community.

    Quentin Mayer - Vice President and Chief Operating Officer ThedaCare Physicians

    Quentin Mayer, the Vice President and Chief Operating Officer ThedaCare Physicians at ThedaCare, manages the daily clinical operations and administrative workflows for the physician network. Overseeing the integration of primary and specialty care services, the Vice President and Chief Operating Officer ThedaCare Physicians ensures seamless patient experiences across the entire health system. This leadership role involves optimizing clinical throughput and standardizing care protocols to improve health outcomes for patients. By streamlining operational processes, Quentin Mayer directly impacts the efficiency of the physician group and the overall accessibility of care. Ultimately, Mayer drives the expansion of outpatient services and coordinates with other executive leaders to maintain high standards of medical excellence, ensuring that the physician network remains responsive to the evolving health needs of the regional population.
    Quentin Mayer

    Raymond Georgen - President

    Raymond Georgen, the President at ThedaCare, provides executive leadership and strategic direction for the entire health system. Overseeing the alignment of clinical, financial, and operational goals, the President ensures that the organization fulfills its mission of providing high-quality, not-for-profit healthcare. This leadership role involves engaging with the Board of Directors and community stakeholders to shape the future of the health system. By setting the vision for growth and service expansion, Raymond Georgen directly impacts the strategic trajectory of the organization. Ultimately, Georgen drives the commitment to excellence in cancer treatment, cardiac care, and trauma services, ensuring that the health system remains a cornerstone of medical care for the region while maintaining the highest standards of organizational integrity and patient-centered service.
    Raymond Georgen

    Michael Hooker - Acute Care Vice President & Chief Medical Officer

    Michael Hooker, the Acute Care Vice President & Chief Medical Officer at ThedaCare, governs clinical quality and medical standards within the acute care settings. Overseeing the level II trauma center and specialized cardiac and stroke programs, the Acute Care Vice President & Chief Medical Officer ensures that all medical interventions meet rigorous safety and efficacy benchmarks. This leadership role involves collaborating with department heads to implement evidence-based practices that enhance patient recovery rates. By fostering a culture of clinical excellence, Michael Hooker directly impacts the quality of care delivered during critical health events. Ultimately, Hooker aligns medical staff performance with the strategic goals of the organization, ensuring that the health system maintains its reputation for superior acute care delivery across the entire service area.

    William Kumprey - Associate Chief Medical Officer, Thedacare, Emergency Medicine

    William Kumprey, the Associate Chief Medical Officer, Thedacare, Emergency Medicine at ThedaCare, directs the clinical strategy and operational protocols for emergency departments. Overseeing the rapid response teams and triage systems, the Associate Chief Medical Officer, Thedacare, Emergency Medicine ensures that emergency services remain prepared for high-acuity patient volume. This leadership role involves refining diagnostic workflows and coordinating with trauma center staff to expedite life-saving interventions. By optimizing emergency department performance, William Kumprey directly impacts the survival rates and patient outcomes for those requiring immediate medical attention. Ultimately, Kumprey maintains the readiness of the emergency medicine division, ensuring that the health system provides reliable, high-speed care during critical moments for patients throughout the region, while upholding the highest standards of emergency medical practice.

    Timothy Jessick - Associate Chief Medical Officer, Post Acute

    Timothy Jessick, the Associate Chief Medical Officer, Post Acute at ThedaCare, manages the clinical pathways and recovery strategies for patients transitioning out of acute care. Overseeing the rehabilitation and long-term care initiatives, the Associate Chief Medical Officer, Post Acute ensures that patients receive continuous, high-quality support after leaving the hospital environment. This leadership role involves coordinating with multidisciplinary teams to reduce readmission rates and improve long-term health outcomes. By developing comprehensive post-acute care models, Timothy Jessick directly impacts the continuity of care and the overall recovery experience for patients. Ultimately, Jessick bridges the gap between hospital discharge and home health, ensuring that the organization provides a seamless continuum of care that supports patient wellness and long-term health stability across the entire service network.

    David Hale - Associate Chief Medical Officer & Medical Director, Ed

    David Hale, the Associate Chief Medical Officer & Medical Director, Ed at ThedaCare, supervises the medical staff and clinical policies within the emergency department. Overseeing the daily medical operations and physician performance, the Associate Chief Medical Officer & Medical Director, Ed ensures that emergency care delivery remains consistent and effective. This leadership role involves mentoring medical staff and implementing new clinical guidelines to improve patient safety in high-pressure environments. By managing the medical aspects of emergency care, David Hale directly impacts the quality of service provided to patients in urgent need. Ultimately, Hale coordinates with other medical leaders to ensure that the emergency department functions as a high-performing unit, contributing to the overall success of the health system in delivering critical care to the community.

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    Frequently Asked Questions Regarding ThedaCare Top Executives and Leadership Team

    Who leads ThedaCare?
    ThedaCare is led by Mark Thompson (Interim Chief Financial Officer), along with executives such as Quentin Mayer (Vice President and Chief Operating Officer ThedaCare Physicians) and Raymond Georgen (President).
    Who is part of ThedaCare’s executive team?
    The executive team of ThedaCare includes leaders such as Mark Thompson (Interim Chief Financial Officer), Quentin Mayer (Vice President and Chief Operating Officer ThedaCare Physicians), Raymond Georgen (President) and other senior executives.
    How many executives does ThedaCare have?
    ThedaCare has 7 executives leading key business areas.
    What roles are included in ThedaCare’s leadership team?
    The leadership team of ThedaCare includes roles such as Interim Chief Financial Officer, Vice President and Chief Operating Officer ThedaCare Physicians, President, Acute Care Vice President & Chief Medical Officer, Associate Chief Medical Officer, Thedacare, Emergency Medicine.