Leadership Overview
Trinity Health Michigan has 10 executives leading key functions including strategic oversight, clinical operations, financial management, and information technology.
Focused on delivering compassionate, integrated care across the state, Trinity Health Michigan prioritizes accessible medical services and community-based health solutions to improve patient outcomes throughout the region.
Focused on delivering compassionate, integrated care across the state, Trinity Health Michigan prioritizes accessible medical services and community-based health solutions to improve patient outcomes throughout the region.
Leadership Roles at Trinity Health Michigan
Shannon Striebich - Trinity Health Michigan President & Chief Executive Officer
Shannon Striebich, the Trinity Health Michigan President & Chief Executive Officer at Trinity Health Michigan, directs the overarching strategic vision for this integrated health care organization. Striebich manages the alignment of hospitals, urgent-care facilities, and physician practices to ensure consistent delivery of personalized medical services across western and regional Michigan. By overseeing the integration of complex clinical systems, the President & Chief Executive Officer maintains high standards for inpatient and outpatient care. This leadership role involves constant collaboration with the board to expand treatment options and technological capabilities. Shannon Striebich drives operational excellence by fostering a culture of compassionate, lifelong care for all communities served. Through the optimization of multi-institutional resources, the President & Chief Executive Officer secures the long-term sustainability of the health system. Striebich ensures that every facility remains responsive to the evolving medical needs of the Michigan population while maintaining the mission of the Catholic health system.
Richard Thomason - Chief Executive Officer & Administrator
Richard Thomason, the Chief Executive Officer & Administrator at Trinity Health Michigan, manages the daily administrative functions and operational efficiency of specific clinical facilities. Thomason coordinates the deployment of resources across various treatment centers to ensure that patients receive timely and effective medical attention. By supervising the administrative staff, the Chief Executive Officer & Administrator streamlines the delivery of specialized services such as joint replacement and orthopedic surgery. This role requires close interaction with clinical leadership to maintain high-quality standards in pharmacy services and urgent care. Richard Thomason drives initiatives that enhance the accessibility of health care for local communities throughout the state. Through rigorous oversight of facility performance, the Chief Executive Officer & Administrator supports the broader organizational goal of providing trusted, lifelong care. Thomason ensures that all administrative processes align with the mission of the Catholic health system while maximizing the impact of community investments.
Robert Casalou - President & Chief Executive Officer, Trinity Health Michigan & Southeast Regions
Robert Casalou, the President & Chief Executive Officer, Trinity Health Michigan & Southeast Regions at Trinity Health Michigan, architects the growth strategy for both the Michigan and Southeast regional operations. Casalou oversees the expansion of medical services, ensuring that hospitals and physician practices maintain a competitive market position. By directing regional initiatives, the President & Chief Executive Officer, Trinity Health Michigan & Southeast Regions facilitates the integration of complex health care delivery models across diverse geographic areas. This leadership role involves managing large-scale capital investments to upgrade technology and treatment facilities. Robert Casalou drives the implementation of comprehensive health services, including epilepsy treatment and surgical care, to meet the needs of a broad patient base. Through strategic planning, the President & Chief Executive Officer, Trinity Health Michigan & Southeast Regions strengthens the organization's ability to provide convenient, high-quality care. Casalou ensures that regional operations remain fully aligned with the overarching mission of the Catholic health system.
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, directs the financial strategy and fiscal health of the medical groups. Bowles manages the budgeting, revenue cycle, and financial planning processes to ensure the sustainability of clinical operations. By overseeing the allocation of resources, the At Trinity Health Michigan Medical Groups Vice President & Chief Financial Officer supports the expansion of medical services and the acquisition of new technology. This role involves collaborating with operational leaders to ensure that financial decisions align with the mission of providing compassionate care. Maria Bowles drives the financial performance of the medical groups, enabling the organization to invest in community health initiatives and facility upgrades. Through rigorous financial oversight, the At Trinity Health Michigan Medical Groups Vice President & Chief Financial Officer secures the long-term viability of the Catholic health system. Bowles ensures that fiscal responsibility remains a priority while delivering high-quality care to patients across the state.
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 practices and medical groups. Whipple manages the recruitment, retention, and daily management of medical professionals to ensure high-quality patient care. By overseeing the integration of primary care and specialized services, the Vice President Chief Operating Officer Physician Enterprise optimizes the patient experience across all physician-led facilities. This role involves collaborating with financial and clinical leaders to improve the efficiency of the physician enterprise. Bradley Whipple drives initiatives that expand access to care, ensuring that communities throughout the state receive consistent medical support. Through the implementation of standardized operational protocols, the Vice President Chief Operating Officer Physician Enterprise supports the organization's commitment to accessible and convenient health care. Whipple ensures that the physician enterprise remains a cornerstone of the Catholic health system, delivering compassionate care to members in every county served.
Matt Biersack - President, Trinity Health (Grand Rapids)
Matt Biersack, the President, Trinity Health (Grand Rapids) at Trinity Health Michigan, directs the strategic and operational activities for the Grand Rapids market. Biersack manages the performance of local hospitals and treatment facilities, ensuring that the organization meets the specific health needs of the western Michigan community. By overseeing the integration of primary care and specialized services, the President, Trinity Health (Grand Rapids) facilitates the delivery of comprehensive health solutions close to home. This role involves collaborating with regional leadership to expand service offerings and improve patient access to care. Matt Biersack drives the implementation of community-focused health initiatives that align with the mission of the Catholic health system. Through the management of local operations, the President, Trinity Health (Grand Rapids) supports the broader organizational goal of providing trusted, lifelong care. Biersack ensures that the Grand Rapids facilities maintain high standards of quality and compassion, contributing to the overall success of the health system throughout the state.

Randi Oehlers - Chief Information Officer
Randi Oehlers, the Chief Information Officer at Trinity Health Michigan, directs the digital infrastructure and technological strategy for the entire health care network. Oehlers manages the implementation of advanced health information systems that support clinical decision-making and patient data security. By overseeing the integration of electronic health records across hospitals and urgent-care facilities, the Chief Information Officer ensures seamless communication between medical professionals. This role involves collaborating with other C-suite leaders to leverage data analytics for improved patient outcomes and operational efficiency. Randi Oehlers drives the adoption of innovative technologies that enhance the delivery of personalized medical care throughout the state. Through the modernization of pharmacy services and patient portals, the Chief Information Officer supports the organization's commitment to accessible health care. Oehlers ensures that the technological framework remains robust and scalable, directly supporting the mission of the Catholic health system in a rapidly evolving digital landscape.
Sajjad Saeed - Chief of Staff
Sajjad Saeed, the Chief of Staff at Trinity Health Michigan, coordinates the strategic priorities and internal communications for the executive leadership team. Saeed manages the flow of information between the board, the President & Chief Executive Officer, and various clinical departments to ensure organizational alignment. By overseeing key administrative projects, the Chief of Staff facilitates the execution of the mission to provide trusted, lifelong care. This role involves mediating complex operational challenges and ensuring that all departments adhere to the standards of the Catholic health system. Sajjad Saeed drives the development of internal policies that improve the efficiency of medical groups and treatment facilities. Through the management of executive workflows, the Chief of Staff supports the organization's ability to respond quickly to community health needs. Saeed ensures that the leadership team remains focused on strategic goals, including the expansion of specialized services and the enhancement of patient care delivery across the Michigan region.
Anthony Bozaan - Vice Chief of Staff
Anthony Bozaan, the Vice Chief of Staff at Trinity Health Michigan, supports the clinical leadership team in maintaining high standards of medical practice and professional conduct. Bozaan assists in the coordination of medical staff activities across hospitals and treatment facilities to ensure consistent care delivery. By overseeing the credentialing and performance review processes, the Vice Chief of Staff ensures that all physicians meet the rigorous requirements of the Catholic health system. This role involves working closely with the Chief of Staff to address clinical operational issues and improve patient safety protocols. Anthony Bozaan drives the development of collaborative environments where medical teams can effectively deliver specialized services like orthopedic surgery and joint replacement. Through the management of staff relations, the Vice Chief of Staff supports the organization's mission to provide trusted, lifelong care. Bozaan ensures that the medical staff remains fully aligned with the strategic goals of the health system while serving communities throughout Michigan.
Fazleomar Mahmood - Chief Medical Officer
Fazleomar Mahmood, the Chief Medical Officer at Trinity Health Michigan, directs the clinical quality and medical standards across the entire health care organization. Mahmood oversees the implementation of evidence-based treatment protocols for specialized services, including epilepsy treatment and surgical care. By managing the clinical performance of hospitals and physician practices, the Chief Medical Officer ensures that patients receive safe, effective, and personalized medical attention. This role involves leading quality improvement initiatives and collaborating with the board to address complex health care challenges. Fazleomar Mahmood drives the adoption of best practices that enhance patient outcomes and clinical efficiency throughout the Michigan region. Through the oversight of medical staff, the Chief Medical Officer supports the organization's commitment to providing trusted, lifelong care. Mahmood ensures that all clinical activities remain consistent with the mission of the Catholic health system, fostering a culture of excellence and compassion in every treatment facility and urgent-care center.
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