Mosaic Life Care Executive and Leadership Team

October, 2026

Leadership Overview

Mosaic Life Care has 9 executives leading key functions including strategy, technology, information systems, operations, human resources, medical staff, philanthropy, and regional medical center management.

Committed to delivering comprehensive medical services, Mosaic Life Care prioritizes patient-centered care through advanced psychiatric, surgical, and primary care solutions across the region.

Leadership Roles at Mosaic Life Care

  • Chief Executive Officer - Mark Laney
  • Chief Operating Officer - Andrew (Drew) Keesbury
  • President, Medical Staff - Rony Abou-Jawde
  • President, Philanthropy - Lindsay Hummer
  • President, Mosaic Medical Center Albany - Katie Dias
  • President, Medical Center - Tony Claycomb
  • Chief Technology Officer - Joseph Boyce
  • Chief Information Officer - Tanya Arthur
  • Chief Human Resources Officer - Sarah Spinharney
  • Mark Laney - Chief Executive Officer

    Mark Laney, the Chief Executive Officer at Mosaic Life Care, directs the overarching strategic vision for the entire health care organization. Laney architects long-term growth initiatives while ensuring the delivery of high-quality family care, psychiatric treatment, and emergency services across the Missouri region. By aligning clinical excellence with operational efficiency, the Chief Executive Officer fosters a culture of innovation that supports diverse medical departments. Mark Laney maintains constant communication with the Board to refine organizational goals and expand the reach of surgical and wound care programs. This leadership role involves navigating complex health care landscapes to maintain market competitiveness. Through rigorous oversight of institutional performance, the Chief Executive Officer secures the financial and operational health of the system. Ultimately, Laney drives the mission of providing accessible, patient-focused medical solutions to the community.

    Andrew (Drew) Keesbury - Chief Operating Officer

    Andrew (Drew) Keesbury, the Chief Operating Officer at Mosaic Life Care, manages the daily operational efficiency of all medical service lines. Keesbury architects streamlined workflows for emergency treatment and surgical departments to maximize patient throughput and care quality. By overseeing facility management and resource allocation, the Chief Operating Officer ensures that primary care and wound care clinics operate at peak performance. Andrew (Drew) Keesbury coordinates with department heads to resolve logistical challenges and improve service delivery across the Missouri network. This leadership role involves monitoring operational metrics to identify opportunities for process improvement and cost reduction. Through the rigorous application of lean management principles, the Chief Operating Officer maintains high standards of clinical safety and operational excellence. Ultimately, Keesbury drives the operational stability necessary for the organization to fulfill its mission.
    Andrew (Drew) Keesbury

    Rony Abou-Jawde - President, Medical Staff

    Rony Abou-Jawde, the President, Medical Staff at Mosaic Life Care, represents the interests of the clinical team while ensuring adherence to the highest standards of medical practice. Abou-Jawde architects collaborative relationships between physicians and hospital administration to improve patient care outcomes in psychiatric and surgical departments. By overseeing peer review processes and clinical credentialing, the President, Medical Staff maintains the integrity and quality of the medical services provided. Rony Abou-Jawde facilitates communication between the medical staff and the executive leadership to ensure that clinical perspectives inform strategic decisions. This leadership role involves promoting professional development and fostering a culture of excellence among practitioners. Through the active management of medical staff affairs, the President, Medical Staff ensures that the organization remains a leader in regional health care. Ultimately, Abou-Jawde drives the clinical standards that define the patient experience.

    Lindsay Hummer - President, Philanthropy

    Lindsay Hummer, the President, Philanthropy at Mosaic Life Care, directs the fundraising and community engagement efforts that support the expansion of medical services. Hummer architects strategic partnerships with donors and community organizations to secure funding for new psychiatric treatment facilities and surgical equipment. By overseeing philanthropic campaigns, the President, Philanthropy ensures that the organization has the resources to provide advanced wound care and primary care services to the community. Lindsay Hummer manages donor relations and stewardship programs to build long-term support for the health care mission. This leadership role involves identifying opportunities for community investment and aligning philanthropic goals with the strategic needs of the hospital system. Through the successful execution of fundraising initiatives, the President, Philanthropy enhances the capacity of the organization to serve the public. Ultimately, Hummer drives the financial support necessary for continued growth.

    Katie Dias - President, Mosaic Medical Center Albany

    Katie Dias, the President, Mosaic Medical Center Albany at Mosaic Life Care, manages the regional operations and service delivery for the Albany facility. Dias architects local strategies to ensure that primary care, emergency treatment, and surgical services meet the specific needs of the community. By overseeing the daily operations of the medical center, the President, Mosaic Medical Center Albany maintains high standards of patient care and operational efficiency. Katie Dias collaborates with the broader executive team to integrate regional services with the overall mission of the health care organization. This leadership role involves managing local resources, staff, and community relations to ensure the success of the medical center. Through the effective oversight of regional operations, the President, Mosaic Medical Center Albany supports the health and well-being of the local population. Ultimately, Dias drives the success of the Albany facility.

    Tony Claycomb - President, Medical Center

    Tony Claycomb, the President, Medical Center at Mosaic Life Care, directs the clinical and administrative operations of the primary medical center. Claycomb architects operational improvements to enhance the delivery of psychiatric, surgical, and emergency treatment services. By overseeing the coordination of medical departments, the President, Medical Center ensures that patient care remains efficient and effective. Tony Claycomb manages the facility's resources and staff to maintain high standards of medical excellence and safety. This leadership role involves aligning the medical center's activities with the broader strategic goals of the health care organization. Through the continuous monitoring of clinical performance and patient satisfaction, the President, Medical Center fosters a culture of quality and accountability. Ultimately, Claycomb drives the operational success of the medical center, ensuring that the community receives top-tier health care services.
    Tony Claycomb

    Joseph Boyce - Chief Technology Officer

    Joseph Boyce, the Chief Technology Officer at Mosaic Life Care, manages the digital infrastructure required to support modern medical service delivery. Boyce architects scalable software solutions that integrate family care records with emergency treatment protocols. By overseeing the deployment of advanced diagnostic tools, the Chief Technology Officer enhances the precision of surgical and wound care procedures. Joseph Boyce collaborates with clinical leaders to implement cutting-edge medical technologies that improve patient outcomes and streamline hospital workflows. This role involves evaluating emerging health tech trends to maintain a competitive edge in the regional market. Through the optimization of digital platforms, the Chief Technology Officer ensures data security and system reliability across all medical facilities. Ultimately, Boyce drives the technological transformation necessary to support the evolving needs of the health care organization.

    Tanya Arthur - Chief Information Officer

    Tanya Arthur, the Chief Information Officer at Mosaic Life Care, governs the data architecture and information systems that underpin all clinical and administrative operations. Arthur architects robust data management frameworks to ensure seamless access to patient records for primary care and psychiatric treatment teams. By overseeing the integration of electronic health records, the Chief Information Officer facilitates efficient communication between departments. Tanya Arthur manages the cybersecurity posture of the organization to protect sensitive medical information while maintaining compliance with industry standards. This leadership role involves aligning information technology investments with the broader strategic goals of the health care system. Through the continuous improvement of data analytics capabilities, the Chief Information Officer supports evidence-based decision-making across the enterprise. Ultimately, Arthur drives the digital connectivity required for high-quality patient care.

    Sarah Spinharney - Chief Human Resources Officer

    Sarah Spinharney, the Chief Human Resources Officer at Mosaic Life Care, directs the talent acquisition and workforce development strategies essential for maintaining a high-performing medical staff. Spinharney architects comprehensive recruitment programs to attract skilled professionals for psychiatric, surgical, and primary care roles. By overseeing employee engagement and retention initiatives, the Chief Human Resources Officer fosters a supportive environment for all clinical and administrative personnel. Sarah Spinharney manages organizational culture and professional development to ensure that the workforce remains aligned with the mission of the health care system. This leadership role involves navigating complex labor requirements and promoting diversity within the medical community. Through the implementation of effective performance management systems, the Chief Human Resources Officer supports the growth and well-being of the entire staff. Ultimately, Spinharney drives the human capital strategy that sustains the organization.

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    Frequently Asked Questions Regarding Mosaic Life Care Top Executives and Leadership Team

    Who leads Mosaic Life Care?
    Mosaic Life Care is led by Mark Laney (Chief Executive Officer), along with executives such as Andrew (Drew) Keesbury (Chief Operating Officer) and Rony Abou-Jawde (President, Medical Staff).
    Who is part of Mosaic Life Care’s executive team?
    The executive team of Mosaic Life Care includes leaders such as Mark Laney (Chief Executive Officer), Andrew (Drew) Keesbury (Chief Operating Officer), Rony Abou-Jawde (President, Medical Staff) and other senior executives.
    How many executives does Mosaic Life Care have?
    Mosaic Life Care has 9 executives leading key business areas.
    What roles are included in Mosaic Life Care’s leadership team?
    The leadership team of Mosaic Life Care includes roles such as Chief Executive Officer, Chief Operating Officer, President, Medical Staff, President, Philanthropy, President, Mosaic Medical Center Albany.