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 comprehensive care, Presbyterian Medical Services delivers essential health services across New Mexico, fostering community well-being through primary care, behavioral health, and senior programs.

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 education services. Overseeing primary care, dental care, behavioral health, childhood education, home health care, senior programs, and hospice care, Robertson ensures integrated service delivery across New Mexico. This leadership role involves driving organizational growth and maintaining the highest standards of patient care and community engagement. By aligning departmental objectives with the company's mission, Miriam Robertson champions innovation in healthcare delivery. The President & Chief Executive Officer, Amp, Amp focuses on expanding access to essential services and enhancing the quality of life for all served populations. Robertson's strategic vision guides the organization's response to evolving healthcare needs and market dynamics, solidifying Presbyterian Medical Services' position as a vital community resource.

    Marsha Mason - President

    Marsha Mason, the President at Presbyterian Medical Services, spearheads key operational divisions and strategic initiatives that advance the organization's mission of providing comprehensive health and education services. Mason directs the execution of programs spanning primary care, dental care, behavioral health, childhood education, home health care, senior programs, and hospice care, ensuring alignment with organizational goals and community needs across New Mexico. This leadership position involves fostering interdepartmental collaboration and optimizing resource allocation to enhance service quality and accessibility. By focusing on operational excellence, Marsha Mason drives efficiency and effectiveness throughout the network of health centers. The President's role is central to maintaining the high standards of care and expanding the reach of Presbyterian Medical Services. Mason's dedication ensures the continued delivery of vital support to individuals and families.

    James Riebsomer - President

    James Riebsomer, the President at Presbyterian Medical Services, drives strategic development and operational oversight for critical service lines, ensuring the organization effectively meets the healthcare and educational needs of New Mexico communities. Riebsomer's purview includes enhancing the delivery of primary care, dental care, behavioral health, childhood education, home health care, senior programs, and hospice care, focusing on integrated patient pathways and community impact. This executive function involves cultivating strong relationships with stakeholders and championing initiatives that expand access to essential services. By focusing on sustainable growth and service innovation, James Riebsomer strengthens Presbyterian Medical Services' capacity to serve diverse populations. The President's leadership ensures the organization's continued commitment to quality, compassionate care and community well-being. Riebsomer's strategic direction supports the long-term viability and effectiveness of all programs.

    Skkyla Guck - Chief Information Officer

    Skkyla Guck, the Chief Information Officer at Presbyterian Medical Services, architects and executes the technology strategy that underpins the organization's comprehensive health and education services. Overseeing all information technology infrastructure, data management, and digital transformation initiatives, Guck ensures seamless operations across primary care, dental care, behavioral health, childhood education, home health care, senior programs, and hospice care. This critical role involves safeguarding sensitive patient data, enhancing system security, and implementing innovative technological solutions to improve service delivery and patient outcomes. By driving technological advancements, Skkyla Guck enables greater efficiency and accessibility for the communities served throughout New Mexico. The Chief Information Officer focuses on leveraging technology to support the organization's mission of providing integrated, high-quality care. Guck's leadership ensures that Presbyterian Medical Services remains at the forefront of digital health innovation.

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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.