Trinity Health Michigan Executive and Leadership Team

October, 2026

Leadership Overview

Trinity Health Michigan has 10 executives leading key functions including strategy, clinical operations, information technology, and financial management.

Focused on delivering integrated medical care across the state, Trinity Health Michigan prioritizes accessible health services and compassionate patient outcomes through its extensive network of hospitals and physician practices.

Leadership Roles at Trinity Health Michigan

  • President and Chief Executive Officer WFH-Iowa - Jack Dusenbery
  • At Trinity Health Michigan Medical Groups Vice President & Chief Financial Officer - Maria Bowles
  • Vice President Chief Operating Officer Physician Enterprise - Bradley Whipple
  • Chief of Staff - Joseph Snyder
  • Chief Information Officer - Randi Oehlers
  • Vice Chief of Staff - Anthony Bozaan
  • Vice Chief of Staff - Sangeetha Nanthabalan
  • Senior Vice President, Chief Marketing Officer - Paul Manternach
  • Chief of Staff, Saint Joseph Mercy Chelsea - Stephen Wampler
  • Chief Medical Officer - Fazleomar Mahmood
  • Jack Dusenbery - President and Chief Executive Officer WFH-Iowa

    Jack Dusenbery, the President and Chief Executive Officer WFH-Iowa at Trinity Health Michigan, directs the overarching strategic vision for the integrated health care organization. Overseeing the alignment of hospitals, treatment facilities, and physician practices, the President and Chief Executive Officer WFH-Iowa ensures that clinical services meet the evolving needs of communities throughout the state. This leadership role involves managing complex multi-institutional health care delivery systems while driving initiatives that expand access to specialized care like epilepsy treatment and orthopedic surgery. By fostering a culture of compassionate care, Jack Dusenbery maintains the organization's commitment to providing trusted, lifelong medical services. The President and Chief Executive Officer WFH-Iowa also coordinates with the Board to secure investments in new technology and infrastructure, ultimately strengthening the market position of the organization across western and other regions of Michigan.

    Maria Bowles - At Trinity Health Michigan Medical Groups Vice President & Chief Financial Officer

    Maria Bowles, the At Trinity Health Michigan Medical Groups Vice President & Chief Financial Officer at Trinity Health Michigan, manages the financial health and fiscal planning for the medical group operations. Overseeing budget allocation and revenue cycle management, the At Trinity Health Michigan Medical Groups Vice President & Chief Financial Officer ensures that resources are directed toward expanding services and upgrading medical technology. This leadership role involves analyzing financial performance across physician practices to maintain the sustainability of the organization's integrated care model. By implementing cost-effective strategies, Maria Bowles supports the delivery of affordable and compassionate care to members in select Michigan counties. The At Trinity Health Michigan Medical Groups Vice President & Chief Financial Officer also works with the executive team to evaluate investment opportunities that enhance the organization's market position. Through rigorous financial oversight, the At Trinity Health Michigan Medical Groups Vice President & Chief Financial Officer secures the long-term stability required to serve the community.

    Bradley Whipple - Vice President Chief Operating Officer Physician Enterprise

    Bradley Whipple, the Vice President Chief Operating Officer Physician Enterprise at Trinity Health Michigan, directs the operational performance of the physician practice network. Overseeing the expansion of primary care and urgent-care facilities, the Vice President Chief Operating Officer Physician Enterprise ensures that medical services remain accessible to communities across the state. This leadership role involves managing the daily operations of physician groups to improve patient throughput and service quality. By optimizing clinical workflows, Bradley Whipple supports the organization's mission to provide personalized medical care in convenient settings. The Vice President Chief Operating Officer Physician Enterprise also collaborates with other executives to integrate physician services with hospital-based care, creating a seamless experience for patients. Through the strategic management of the physician enterprise, the Vice President Chief Operating Officer Physician Enterprise drives operational efficiency and ensures that the organization meets the growing demand for comprehensive health services.

    Joseph Snyder - Chief of Staff

    Joseph Snyder, the Chief of Staff at Trinity Health Michigan, manages the administrative operations and strategic coordination of the executive leadership team. Facilitating communication between clinical departments and the broader health system, the Chief of Staff ensures that organizational goals remain synchronized with the mission of providing comprehensive health services. This role involves overseeing internal processes that support the delivery of inpatient and outpatient care across various facilities. By streamlining decision-making protocols, Joseph Snyder enables the organization to respond effectively to the health care needs of Michigan residents. The Chief of Staff also monitors the implementation of operational policies that govern physician practices and urgent-care facilities. Through rigorous oversight of administrative workflows, the Chief of Staff maintains the efficiency required to support the expansive, multi-institutional health care delivery model that defines the organization's presence in the state.

    Randi Oehlers - Chief Information Officer

    Randi Oehlers, the Chief Information Officer at Trinity Health Michigan, architects the digital infrastructure necessary to support integrated health care delivery. Managing the secure integration of electronic health records and patient data systems, the Chief Information Officer ensures that medical professionals across all hospitals and physician practices access critical information efficiently. This leadership role involves deploying advanced technology solutions that enhance the quality of specialized care, including joint replacement and pharmacy services. By driving digital transformation, Randi Oehlers enables the organization to provide more convenient and accessible care to patients throughout the state. The Chief Information Officer also oversees cybersecurity initiatives to protect sensitive health data while supporting the technological requirements of the Trinity Health Plan of Michigan. Through the implementation of scalable IT systems, the Chief Information Officer directly impacts the ability of the organization to deliver personalized medical care close to home.

    Anthony Bozaan - Vice Chief of Staff

    Anthony Bozaan, the Vice Chief of Staff at Trinity Health Michigan, supports the clinical governance and operational standards within the medical staff organization. Focusing on the integration of physician practices, the Vice Chief of Staff ensures that clinical protocols align with the high standards of the Catholic Trinity Health system. This role involves collaborating with medical leadership to optimize the delivery of specialized services, such as surgical procedures and primary care. By fostering professional development among medical staff, Anthony Bozaan maintains the quality of care provided at various treatment facilities throughout the state. The Vice Chief of Staff also assists in the coordination of clinical resources to ensure that patients receive consistent, compassionate treatment across all regional locations. Through active engagement with the medical community, the Vice Chief of Staff strengthens the operational foundation that allows the organization to serve diverse patient populations effectively.

    Sangeetha Nanthabalan - Vice Chief of Staff

    Sangeetha Nanthabalan, the Vice Chief of Staff at Trinity Health Michigan, manages the administrative oversight of clinical quality and patient safety initiatives. Focusing on the standardization of care across inpatient and outpatient settings, the Vice Chief of Staff ensures that all medical facilities adhere to the rigorous requirements of the health system. This role involves working with department heads to monitor clinical outcomes and implement improvements in specialized treatment areas like epilepsy care. By facilitating interdisciplinary collaboration, Sangeetha Nanthabalan supports the delivery of high-quality, compassionate medical services throughout the state. The Vice Chief of Staff also assists in the recruitment and retention of medical talent, ensuring that the organization maintains a robust workforce capable of meeting community needs. Through the diligent application of clinical standards, the Vice Chief of Staff contributes to the overall reputation of the organization as a trusted provider of lifelong health care.

    Paul Manternach - Senior Vice President, Chief Marketing Officer

    Paul Manternach, the Senior Vice President, Chief Marketing Officer at Trinity Health Michigan, directs the brand strategy and community engagement initiatives for the organization. Overseeing the communication of health services to the public, the Senior Vice President, Chief Marketing Officer ensures that patients understand the full range of care options available, from primary care to specialized surgical services. This leadership role involves developing outreach programs that highlight the organization's commitment to accessible and convenient health care delivery. By managing the public image and market presence, Paul Manternach drives awareness of the Trinity Health Plan of Michigan and other comprehensive coverage offerings. The Senior Vice President, Chief Marketing Officer also collaborates with regional leaders to tailor marketing efforts to the specific needs of diverse communities throughout the state. Through strategic brand positioning, the Senior Vice President, Chief Marketing Officer strengthens the connection between the organization and the patients served.
    Paul Manternach

    Stephen Wampler - Chief of Staff, Saint Joseph Mercy Chelsea

    Stephen Wampler, the Chief of Staff, Saint Joseph Mercy Chelsea at Trinity Health Michigan, directs the clinical and administrative operations at the Chelsea facility. Overseeing the coordination of medical staff and hospital services, the Chief of Staff, Saint Joseph Mercy Chelsea ensures that the facility provides high-quality care consistent with the broader organizational mission. This role involves managing the integration of specialized services, such as orthopedic surgery and joint replacement, within the local community. By fostering a collaborative environment among physicians and clinical teams, Stephen Wampler maintains the operational excellence of the hospital. The Chief of Staff, Saint Joseph Mercy Chelsea also monitors patient satisfaction and clinical outcomes to drive continuous improvement in care delivery. Through the effective management of local resources, the Chief of Staff, Saint Joseph Mercy Chelsea supports the organization's goal of providing accessible and convenient health care to residents throughout the region.

    Fazleomar Mahmood - Chief Medical Officer

    Fazleomar Mahmood, the Chief Medical Officer at Trinity Health Michigan, directs the clinical strategy and quality assurance programs across the entire health care organization. Overseeing the medical staff and clinical policies, the Chief Medical Officer ensures that all hospitals and physician practices deliver evidence-based, compassionate care. This leadership role involves managing the implementation of advanced treatment protocols for specialized services, including epilepsy and orthopedic surgery. By driving clinical excellence, Fazleomar Mahmood supports the organization's commitment to providing trusted, lifelong care to communities throughout the state. The Chief Medical Officer also collaborates with the executive team to integrate new medical technologies and research into daily practice. Through the oversight of clinical performance and patient safety, the Chief Medical Officer maintains the high standards of the Catholic Trinity Health system, ensuring that the organization remains a leader in health care delivery across Michigan.

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    Frequently Asked Questions Regarding Trinity Health Michigan Top Executives and Leadership Team

    Who leads Trinity Health Michigan?
    Trinity Health Michigan is led by Jack Dusenbery (President and Chief Executive Officer WFH-Iowa), along with executives such as Maria Bowles (At Trinity Health Michigan Medical Groups Vice President & Chief Financial Officer) and Bradley Whipple (Vice President Chief Operating Officer Physician Enterprise).
    Who is part of Trinity Health Michigan’s executive team?
    The executive team of Trinity Health Michigan includes leaders such as Jack Dusenbery (President and Chief Executive Officer WFH-Iowa), Maria Bowles (At Trinity Health Michigan Medical Groups Vice President & Chief Financial Officer), Bradley Whipple (Vice President Chief Operating Officer Physician Enterprise) and other senior executives.
    How many executives does Trinity Health Michigan have?
    Trinity Health Michigan has 10 executives leading key business areas.
    What roles are included in Trinity Health Michigan’s leadership team?
    The leadership team of Trinity Health Michigan includes roles such as President and Chief Executive Officer WFH-Iowa, At Trinity Health Michigan Medical Groups Vice President & Chief Financial Officer, Vice President Chief Operating Officer Physician Enterprise, Chief of Staff, Chief Information Officer.