Presbyterian Medical Services Executive and Leadership Team

September, 2026

Leadership Overview

Presbyterian Medical Services has 4 executives leading key functions including strategy, information technology, and regional clinical operations.

Committed to expanding access to essential healthcare, Presbyterian Medical Services delivers comprehensive primary care, behavioral health, and senior programs to diverse communities across the region.

Leadership Roles at Presbyterian Medical Services

  • President & Chief Executive Officer, Amp, Amp - Miriam Robertson
  • President - James Riebsomer
  • President - Marsha Mason
  • Chief Information Officer - Skkyla Guck
  • Miriam Robertson - President & Chief Executive Officer, Amp, Amp

    Miriam Robertson, the President & Chief Executive Officer, Amp, Amp at Presbyterian Medical Services, directs the overarching strategic vision for this multi-faceted healthcare organization. Robertson architects long-term growth initiatives while ensuring the delivery of high-quality primary care, dental services, and behavioral health programs across the entire network. By aligning clinical outcomes with operational efficiency, the President & Chief Executive Officer, Amp, Amp maintains the financial health of the organization. Miriam Robertson fosters collaboration among the board and senior leadership to address complex public health challenges. This executive role involves navigating the evolving landscape of home health care and hospice services to meet patient needs effectively. Through rigorous oversight of organizational performance, the President & Chief Executive Officer, Amp, Amp secures the stability of the mission. Robertson drives innovation in childhood education and senior programs, ensuring that the organization remains a cornerstone of community wellness throughout the region.

    James Riebsomer - President

    James Riebsomer, the President at Presbyterian Medical Services, oversees the operational execution of primary care and dental health initiatives. Riebsomer directs the daily management of clinical facilities, ensuring that service delivery meets rigorous quality standards. By coordinating with regional directors, the President optimizes the allocation of resources for behavioral health and home health care programs. James Riebsomer monitors performance metrics to drive continuous improvement in patient care outcomes. This leadership role involves managing complex logistics to ensure that rural and underserved areas receive consistent medical support. Through the implementation of standardized clinical protocols, the President enhances the efficiency of the entire health center network. Riebsomer fosters a culture of excellence among medical staff, ensuring that the organization remains responsive to community needs. By focusing on operational scalability, the President supports the expansion of essential services, including hospice care and senior programs, across the entire regional footprint.

    Marsha Mason - President

    Marsha Mason, the President at Presbyterian Medical Services, leads the strategic development of childhood education and community-based senior programs. Mason architects partnerships with local stakeholders to expand the reach of these vital social services. By integrating educational initiatives with health center operations, the President ensures a holistic approach to community wellness. Marsha Mason oversees the administrative functions that support hospice care and long-term senior support services. This leadership role involves managing the regulatory compliance and funding requirements for non-clinical programs. Through the alignment of community outreach efforts with the broader organizational mission, the President strengthens the impact of the health centers. Mason drives initiatives that address the social determinants of health, ensuring that families and seniors receive comprehensive support. By focusing on program sustainability and community engagement, the President secures the long-term viability of these essential services across the entire regional network.

    Skkyla Guck - Chief Information Officer

    Skkyla Guck, the Chief Information Officer at Presbyterian Medical Services, manages the digital infrastructure supporting all clinical and administrative operations. Guck architects secure data systems that facilitate seamless communication between primary care centers, dental clinics, and behavioral health facilities. By implementing advanced health information technology, the Chief Information Officer optimizes patient record management and enhances the efficiency of home health care delivery. Skkyla Guck leads the cybersecurity strategy to protect sensitive patient information across the entire network. This leadership role involves integrating new software solutions that support childhood education programs and hospice care services. Through the modernization of technical platforms, the Chief Information Officer ensures that clinicians have real-time access to critical data. Guck drives digital transformation initiatives that improve operational agility and support the broader mission of providing accessible, high-quality healthcare services to diverse populations throughout the region.

    Explore Leadership Teams in Hospitals & Physicians Clinics

    Frequently Asked Questions Regarding Presbyterian Medical Services Top Executives and Leadership Team

    Who leads Presbyterian Medical Services?
    Presbyterian Medical Services is led by Miriam Robertson (President & Chief Executive Officer, Amp, Amp), along with executives such as James Riebsomer (President) and Marsha Mason (President).
    Who is part of Presbyterian Medical Services’s executive team?
    The executive team of Presbyterian Medical Services includes leaders such as Miriam Robertson (President & Chief Executive Officer, Amp, Amp), James Riebsomer (President), Marsha Mason (President) and other senior executives.
    How many executives does Presbyterian Medical Services have?
    Presbyterian Medical Services has 4 executives leading key business areas.
    What roles are included in Presbyterian Medical Services’s leadership team?
    The leadership team of Presbyterian Medical Services includes roles such as President & Chief Executive Officer, Amp, Amp, President, President, Chief Information Officer.