Presbyterian Medical Services Executive and Leadership Team

July, 2026

Leadership Overview

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

Driven by a commitment to community well-being, Presbyterian Medical Services delivers comprehensive health and social services, fostering a healthier New Mexico through integrated care and educational support.

Leadership Roles at Presbyterian Medical Services

  • President & Chief Executive Officer, Amp, Amp - Miriam Robertson
  • President - Marsha Mason
  • President - James Riebsomer
  • 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 strategy and operational execution for the organization's diverse health and social service offerings. Robertson's leadership guides the integration of primary care, dental services, behavioral health, childhood education, home health care, senior programs, and hospice care, ensuring a cohesive patient experience across all touchpoints. This executive role involves setting the vision for market expansion and service innovation, aligning departmental goals with the company's mission to foster community well-being in New Mexico. Robertson actively collaborates with the board of directors and other senior leaders to navigate the complex healthcare landscape, driving initiatives that enhance patient access and quality of care. The focus remains on optimizing resource allocation and championing a culture of excellence throughout the health centers. Miriam Robertson's strategic direction ensures Presbyterian Medical Services remains a vital resource for the communities it serves, adapting to evolving healthcare needs and maintaining a strong commitment to patient-centered outcomes.

    Marsha Mason - President

    Marsha Mason, the President at Presbyterian Medical Services, spearheads critical operational initiatives and strategic partnerships that advance the organization's mission. Mason's leadership focuses on optimizing the delivery of a wide array of services, including primary care, dental care, behavioral health, childhood education, home health care, senior programs, and hospice care, ensuring high standards of quality and accessibility. This executive role involves direct oversight of departmental functions, fostering inter-departmental collaboration to create a unified approach to patient care. Mason works closely with the Chief Executive Officer and other senior leaders to implement strategic plans, driving operational excellence and sustainable growth across Presbyterian Medical Services' network of health centers. Marsha Mason's responsibilities include enhancing service line performance, managing key stakeholder relationships, and ensuring the organization effectively meets the evolving healthcare needs of the New Mexico communities it serves. The President's strategic vision supports the expansion of services and the continuous improvement of patient outcomes.

    James Riebsomer - President

    James Riebsomer, the President at Presbyterian Medical Services, drives strategic initiatives focused on expanding the organization's reach and impact within the healthcare sector. Riebsomer's leadership is instrumental in overseeing the operational framework for diverse services, encompassing primary care, dental care, behavioral health, childhood education, home health care, senior programs, and hospice care. This executive position involves cultivating strong relationships with community partners and healthcare providers to enhance service delivery and patient access. Riebsomer collaborates with the executive team to refine business strategies, ensuring alignment with Presbyterian Medical Services' commitment to community well-being and comprehensive care. James Riebsomer's focus includes identifying opportunities for service innovation and operational efficiency, thereby strengthening the organization's position as a leading provider of health and social services in New Mexico. The President's efforts are directed towards ensuring the sustained growth and effectiveness of all programs offered by the health centers.

    Skkyla Guck - Chief Information Officer

    Skkyla Guck, the Chief Information Officer at Presbyterian Medical Services, architects and executes the organization's comprehensive information technology strategy. Guck oversees the development and maintenance of robust digital infrastructure, ensuring seamless integration of systems that support primary care, dental services, behavioral health, childhood education, home health care, senior programs, and hospice care. This leadership position is critical for enhancing operational efficiency and patient data security across all health centers. Guck drives innovation in health information technology, implementing solutions that improve clinical workflows and patient engagement. Collaboration with other C-suite executives ensures technology investments align with the company's mission of community well-being and accessible healthcare. Skkyla Guck's purview includes managing IT budgets, leading technology teams, and safeguarding sensitive patient information, thereby enabling Presbyterian Medical Services to deliver high-quality, data-driven care. The CIO's efforts are central to modernizing the organization's technological capabilities and supporting its growth across New Mexico.

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    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 Marsha Mason (President) and James Riebsomer (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), Marsha Mason (President), James Riebsomer (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.