TMC Healthcare Executive and Leadership Team

May, 2026

Leadership Overview

TMC Healthcare has 6 executives leading key functions including strategy, operations, finance, and legal.

Driven by a commitment to community well-being, TMC Healthcare operates the Tucson Medical Center, delivering essential cardiac, emergency, neurological, and orthopedic services with a focus on patient-centered care and advanced medical treatments.

Leadership Roles at TMC Healthcare

  • Chief Executive Officer - Mimi Coomler
  • Vice President & Chief Financial Officer - Bradley Hipp
  • Chief Operating Officer - Linda Wojtowicz
  • Chief of Staff - Michael Probstfeld
  • Executive Vice President & Chief Legal Officer - Tracy Nuckolls
  • Senior Vice President and Chief Legal Officer - Timothy Reuschel
  • Mimi Coomler - Chief Executive Officer

    Mimi Coomler, the Chief Executive Officer at TMC Healthcare, directs the overall strategic vision and operational execution for the organization. Coomler guides the executive team in advancing the hospital's mission to provide high-quality patient care across its specialized service lines, including cardiac, emergency, neurology, and orthopedics. This leadership role involves fostering innovation in healthcare delivery and ensuring the organization's financial health and long-term sustainability. By collaborating with medical staff and community stakeholders, Coomler ensures TMC Healthcare remains a vital resource for the Tucson area. The Chief Executive Officer's purview encompasses all aspects of hospital management, from clinical excellence to community engagement, driving forward the commitment to patient well-being and service expansion. Mimi Coomler's leadership ensures alignment with the organization's founding principles and its ongoing adaptation to evolving healthcare landscapes.

    Bradley Hipp - Vice President & Chief Financial Officer

    Bradley Hipp, the Vice President & Chief Financial Officer at TMC Healthcare, directs all financial activities and fiscal strategy for the organization, including the Tucson Medical Center. Hipp manages financial planning, budgeting, accounting, and revenue cycle management to ensure the financial health and stability of the hospital. This critical role involves overseeing financial reporting, managing investments, and securing funding to support operational needs and strategic growth initiatives. The Vice President & Chief Financial Officer plays a key part in analyzing financial performance, identifying cost-saving opportunities, and ensuring compliance with financial regulations. Bradley Hipp's financial acumen is essential for sustaining the hospital's services, including its cardiac, emergency, neurology, and orthopedic departments, and for supporting its long-term viability. Hipp's leadership ensures robust financial stewardship for TMC Healthcare.

    Linda Wojtowicz - Chief Operating Officer

    Linda Wojtowicz, the Chief Operating Officer at TMC Healthcare, oversees the day-to-day operational functions of the Tucson Medical Center, ensuring efficient and effective delivery of patient care services. Wojtowicz manages hospital operations, including patient flow, resource allocation, and facility management, to support the delivery of cardiac, emergency, neurology, and orthopedic services. This leadership position involves optimizing departmental performance, implementing best practices in healthcare operations, and ensuring compliance with regulatory standards. The Chief Operating Officer drives initiatives aimed at enhancing patient satisfaction, improving clinical outcomes, and increasing operational efficiency across all hospital departments. Linda Wojtowicz's focus is on maintaining the highest standards of service delivery and operational excellence, directly contributing to the hospital's reputation and its ability to meet community healthcare needs. Wojtowicz's operational oversight is fundamental to the hospital's mission.

    Michael Probstfeld - Chief of Staff

    Michael Probstfeld, the Chief of Staff at TMC Healthcare, provides direct support and strategic counsel to the Chief Executive Officer, ensuring efficient operations and effective communication across the leadership team. Probstfeld manages key initiatives and projects, facilitating the implementation of strategic objectives and operational improvements. This role involves coordinating executive-level communications, preparing reports, and analyzing data to inform decision-making. The Chief of Staff acts as a liaison between the CEO and various departments, ensuring seamless workflow and alignment with organizational goals. By overseeing special projects and driving cross-functional collaboration, Michael Probstfeld enhances the executive team's capacity to address complex challenges and capitalize on opportunities within the healthcare sector. Probstfeld's efforts are critical to maintaining operational momentum and supporting the strategic direction set by TMC Healthcare's leadership.
    Tracy Nuckolls, the Executive Vice President & Chief Legal Officer at TMC Healthcare, provides comprehensive legal counsel and oversees all legal affairs for the organization and its hospital. Nuckolls manages risk mitigation strategies, ensures regulatory compliance, and advises on corporate governance matters impacting healthcare operations. This senior leadership position involves handling contracts, litigation, and policy development to protect the organization's interests and uphold its ethical standards. The Executive Vice President & Chief Legal Officer works closely with other executives to navigate complex legal landscapes inherent in the healthcare industry. Tracy Nuckolls' expertise is vital for maintaining the integrity of TMC Healthcare's operations, including its specialized medical services, and for safeguarding the organization against legal challenges. Nuckolls' role is integral to the hospital's secure and compliant functioning.
    Timothy Reuschel, the Senior Vice President and Chief Legal Officer at TMC Healthcare, provides critical legal guidance and manages the legal framework supporting the hospital's operations and strategic objectives. Reuschel oversees compliance initiatives, contract negotiations, and risk management protocols, ensuring adherence to all relevant healthcare laws and regulations. This executive function involves advising leadership on legal implications of business decisions and healthcare policies. The Senior Vice President and Chief Legal Officer plays a crucial role in defending the organization in legal matters and developing proactive legal strategies. Timothy Reuschel's contributions are essential for maintaining the operational integrity and legal soundness of TMC Healthcare's services, including its cardiac, emergency, neurology, and orthopedic care. Reuschel ensures robust legal support for the hospital's mission.

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    Frequently Asked Questions Regarding TMC Healthcare Top Executives and Leadership Team

    Who leads TMC Healthcare?
    TMC Healthcare is led by Mimi Coomler (Chief Executive Officer), along with executives such as Bradley Hipp (Vice President & Chief Financial Officer) and Linda Wojtowicz (Chief Operating Officer).
    Who is part of TMC Healthcare’s executive team?
    The executive team of TMC Healthcare includes leaders such as Mimi Coomler (Chief Executive Officer), Bradley Hipp (Vice President & Chief Financial Officer), Linda Wojtowicz (Chief Operating Officer) and other senior executives.
    How many executives does TMC Healthcare have?
    TMC Healthcare has 6 executives leading key business areas.
    What roles are included in TMC Healthcare’s leadership team?
    The leadership team of TMC Healthcare includes roles such as Chief Executive Officer, Vice President & Chief Financial Officer, Chief Operating Officer, Chief of Staff, Executive Vice President & Chief Legal Officer.