Presbyterian Medical Services Executive and Leadership Team

August, 2026

Leadership Overview

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

Committed to comprehensive community wellness, Presbyterian Medical Services delivers integrated primary care, behavioral health, and senior support programs across diverse populations to improve overall public health outcomes.

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 strategic vision for this multi-faceted health organization. Overseeing the integration of primary care, dental services, and hospice programs, the President & Chief Executive Officer, Amp, Amp ensures operational excellence across all New Mexico health centers. This leadership role involves constant collaboration with the Board to align clinical service delivery with evolving community needs. By optimizing resource allocation, Miriam Robertson drives sustainable growth while maintaining high standards of patient care. The President & Chief Executive Officer, Amp, Amp manages complex regulatory environments to secure long-term organizational stability. Through rigorous oversight of behavioral health and childhood education initiatives, the executive maintains a focus on holistic wellness. Ultimately, the President & Chief Executive Officer, Amp, Amp fosters a culture of innovation that supports the mission of providing accessible healthcare to diverse populations throughout the region.

    Marsha Mason - President

    Marsha Mason, the President at Presbyterian Medical Services, oversees the operational execution of primary care and dental health services within the organization. Focusing on the expansion of clinical reach, the President manages the daily performance of health centers to ensure consistent quality of care. This leadership role involves coordinating with regional directors to standardize patient intake processes and improve clinical workflows. By monitoring key performance indicators, Marsha Mason identifies opportunities for service enhancement in childhood education and senior programs. The President facilitates cross-departmental communication to ensure that hospice care and behavioral health services remain aligned with the core mission. Through the implementation of lean management practices, the executive increases operational efficiency across the network. Ultimately, the President drives the delivery of high-quality, community-focused medical services, ensuring that the organization meets the diverse health needs of the populations served throughout the regional footprint.

    James Riebsomer - President

    James Riebsomer, the President at Presbyterian Medical Services, directs the strategic development of home health care and senior support programs. Overseeing the expansion of specialized care initiatives, the President ensures that the organization addresses the unique requirements of aging populations. This leadership role involves managing partnerships with community stakeholders to broaden the impact of hospice and long-term care services. By analyzing market trends, James Riebsomer optimizes the delivery of home-based medical interventions to improve patient quality of life. The President collaborates with clinical teams to integrate behavioral health support into senior programs, creating a more comprehensive care model. Through the oversight of regional outreach efforts, the executive strengthens the presence of the organization in underserved areas. Ultimately, the President drives the growth of specialized health services, ensuring that the mission of providing compassionate, accessible care remains central to all operational activities across the entire regional network.

    Skkyla Guck - Chief Information Officer

    Skkyla Guck, the Chief Information Officer at Presbyterian Medical Services, architects the digital infrastructure necessary for modernizing health center operations. Managing the secure flow of patient data across primary care, dental, and home health platforms, the Chief Information Officer ensures seamless interoperability between disparate clinical systems. This role involves implementing advanced cybersecurity protocols to protect sensitive health information while enabling efficient telehealth delivery. By leveraging data analytics, Skkyla Guck identifies operational bottlenecks and improves service delivery efficiency across the entire network. The Chief Information Officer collaborates with clinical leadership to deploy technology that enhances patient outcomes in behavioral health and senior programs. Through the modernization of electronic health records, the executive supports the broader mission of accessible care. Ultimately, the Chief Information Officer drives digital transformation to maintain the competitive edge of the organization within the complex landscape of regional healthcare delivery.

    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 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.