Priority Ambulance Executive and Leadership Team

May, 2026

Leadership Overview

Priority Ambulance has 7 executives leading key functions including operations, information technology, and regional management.

Driven by clinical excellence, Priority Ambulance provides the highest level of emergency and nonemergency medical care, operating a national service area with a large fleet and highly trained personnel.

Leadership Roles at Priority Ambulance

  • Chief Operating Officer - Steve Blackburn
  • Regional President - Dwayne Tullos
  • Regional President - Sharon Schwarz
  • Regional President, Mid-Atlantic Region - David Abrams
  • President, Region (West) - Christopher Blach
  • Chief Information Officer - John Johnson
  • Chief Operations Officer - Phillip Koster
  • Steve Blackburn - Chief Operating Officer

    Steve Blackburn, the Chief Operating Officer at Priority Ambulance, directs the operational execution across the company's extensive service network. Blackburn oversees the integration of best practices in emergency and nonemergency medical transport, ensuring consistent clinical excellence. This leadership role involves optimizing the deployment of approximately 3,400 paramedics and EMTs and managing the operational efficiency of a fleet of roughly 650 state-of-the-art emergency vehicles. Steve Blackburn's focus remains on enhancing service delivery and operational scalability within the 12 states Priority Ambulance serves. The Chief Operating Officer drives initiatives to maintain the highest standards of patient care and operational readiness, directly impacting the company's reputation and market position. This executive ensures seamless coordination between local brands and central operations, fostering a unified approach to medical transport services.
    Steve Blackburn

    Dwayne Tullos - Regional President

    Dwayne Tullos, the Regional President at Priority Ambulance, directs operations and strategic growth within a designated geographic area. Tullos oversees the performance of local operating companies, ensuring alignment with Priority Ambulance's core mission of providing exceptional clinical care. This leadership position involves managing regional teams, optimizing resource allocation, and driving business development initiatives to expand market reach. Dwayne Tullos's purview includes ensuring that all regional operations adhere to the highest standards of emergency and nonemergency medical transport. The Regional President is instrumental in fostering strong relationships with local communities and healthcare partners. Tullos's leadership ensures consistent service quality and operational excellence across the region.

    Sharon Schwarz - Regional President

    Sharon Schwarz, the Regional President at Priority Ambulance, leads strategic initiatives and operational oversight for a specific geographic territory. Schwarz manages the performance and growth of the company's operations within this region, ensuring the delivery of high-quality emergency and nonemergency medical services. This role involves directing regional management teams, implementing company-wide operational standards, and cultivating local market presence. Sharon Schwarz's focus is on enhancing service delivery and operational efficiency, contributing to the overall success of Priority Ambulance's national network. The Regional President champions the company's commitment to clinical excellence and patient safety. Schwarz drives strategic planning to meet the evolving healthcare needs of the communities served.

    David Abrams - Regional President, Mid-Atlantic Region

    David Abrams, the Regional President, Mid-Atlantic Region at Priority Ambulance, directs all operational activities and strategic development within the Mid-Atlantic territory. Abrams oversees the performance of multiple operating companies, ensuring the consistent delivery of superior emergency and nonemergency medical care. This executive's responsibilities include managing regional leadership teams, optimizing fleet utilization, and driving growth strategies tailored to the Mid-Atlantic market. David Abrams is committed to upholding Priority Ambulance's standards for clinical excellence and operational efficiency. The Regional President, Mid-Atlantic Region, fosters strong community ties and ensures seamless integration of services. Abrams's leadership strengthens the company's presence and impact in this vital region.

    Christopher Blach - President, Region (West)

    Christopher Blach, the President, Region (West) at Priority Ambulance, leads the strategic direction and operational management for the company's western territories. Blach oversees the performance of all regional operations, ensuring the highest standards of clinical excellence in emergency and nonemergency medical transport. This executive's role involves guiding regional management, optimizing resource deployment, and spearheading growth initiatives across the western United States. Christopher Blach is dedicated to enhancing service delivery and operational effectiveness within this expansive region. The President, Region (West) champions the company's mission to provide reliable and compassionate medical care. Blach's leadership ensures that western operations consistently meet and exceed patient expectations.

    John Johnson - Chief Information Officer

    John Johnson, the Chief Information Officer at Priority Ambulance, architects the company's technology strategy and digital infrastructure. Johnson leads the development and implementation of IT solutions that support operational efficiency and enhance patient care delivery across the national service area. This role involves overseeing all aspects of information technology, including data management, cybersecurity, and the integration of advanced medical equipment and technology into the fleet. John Johnson's strategic vision ensures that Priority Ambulance leverages technology to streamline operations, improve communication, and maintain compliance with industry regulations. The Chief Information Officer drives innovation in digital platforms, supporting the company's mission to provide the highest level of clinical excellence. Johnson's leadership ensures robust and reliable IT systems that underpin the company's extensive network of operations.

    Phillip Koster - Chief Operations Officer

    Phillip Koster, the Chief Operations Officer at Priority Ambulance, spearheads the operational framework supporting the company's extensive medical transport services. Koster directs the strategic implementation of operational policies and procedures across all regions, ensuring adherence to the highest standards of clinical excellence. This executive's responsibilities include optimizing the deployment and management of the company's fleet of approximately 650 emergency vehicles and overseeing the logistical coordination of roughly 3,400 paramedics and EMTs. Phillip Koster focuses on driving operational efficiencies and enhancing service delivery within the 12 states Priority Ambulance operates. The Chief Operations Officer plays a critical part in maintaining the company's reputation for reliability and quality patient care. Koster ensures that operational strategies align with the company's mission to serve communities effectively.
    Phillip Koster

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    Frequently Asked Questions Regarding Priority Ambulance Top Executives and Leadership Team

    Who leads Priority Ambulance?
    Priority Ambulance is led by Steve Blackburn (Chief Operating Officer), along with executives such as Dwayne Tullos (Regional President) and Sharon Schwarz (Regional President).
    Who is part of Priority Ambulance’s executive team?
    The executive team of Priority Ambulance includes leaders such as Steve Blackburn (Chief Operating Officer), Dwayne Tullos (Regional President), Sharon Schwarz (Regional President) and other senior executives.
    How many executives does Priority Ambulance have?
    Priority Ambulance has 7 executives leading key business areas.
    What roles are included in Priority Ambulance’s leadership team?
    The leadership team of Priority Ambulance includes roles such as Chief Operating Officer, Regional President, Regional President, Regional President, Mid-Atlantic Region, President, Region (West).