DocGo Executive and Leadership Team

June, 2026

Leadership Overview

DocGo has 6 executives leading key functions including strategy, operations, technology, marketing, and information systems.

Driven by innovation, DocGo is dedicated to revolutionizing healthcare through its integrated platform, enhancing patient outcomes and accessibility across diverse populations.

Leadership Roles at DocGo

  • Chief Executive Officer - Lee Bienstock
  • Executive Business Partner To the Chief Executive Officer - Carissa Hassett
  • Chief Information Officer - Eiwe Lingefors
  • Chief of Staff - John Ekarius
  • Chief Technology Officer - Hawk Newton
  • Chief Marketing Officer - Ahron Weiner
  • Lee Bienstock - Chief Executive Officer

    Lee Bienstock, the Chief Executive Officer at DocGo, directs the company's strategic vision and overall operational execution. Bienstock guides the integration of DocGo's proprietary platform, encompassing mobile health services, remote patient monitoring, and ambulance operations, to advance the proactive healthcare revolution. This leadership involves ensuring the seamless delivery of in-home urgent care, chronic condition management, vaccinations, and longitudinal care by licensed clinicians, often augmented by virtual advanced practice providers. The focus remains on closing care gaps for underserved populations and hard-to-reach plan members, directly impacting health plans' ability to improve HEDIS scores and reduce hospital readmissions. Bienstock's oversight extends to the strategic direction of the medical transportation network (Ambulnz) and staffing solutions for healthcare facilities and public health departments, solidifying DocGo's market position and driving growth across its diverse service offerings.

    Carissa Hassett - Executive Business Partner To the Chief Executive Officer

    Carissa Hassett, the Executive Business Partner To the Chief Executive Officer at DocGo, provides critical support to Lee Bienstock, ensuring the efficient execution of strategic initiatives and operational priorities. Hassett facilitates communication and coordination across various departments, streamlining workflows to enhance the delivery of DocGo's integrated healthcare solutions. This role involves managing key projects and stakeholder relationships, directly contributing to the company's mission of revolutionizing healthcare through its mobile health services, remote patient monitoring, and ambulance operations. Hassett's efforts are vital in supporting the company's objective to close care gaps for underserved populations and improve health plan metrics like HEDIS scores and hospital readmission rates. The position requires a deep understanding of DocGo's operational model, including its in-home urgent care, chronic condition management, and staffing solutions, ensuring alignment with the Chief Executive Officer's overarching goals.

    Eiwe Lingefors - Chief Information Officer

    Eiwe Lingefors, the Chief Information Officer at DocGo, architects and oversees the company's entire information technology infrastructure and strategy. Lingefors drives the technological advancements underpinning DocGo's proprietary, vertically-integrated platform, ensuring robust performance for mobile health services, remote patient monitoring, and ambulance operations. This leadership involves safeguarding sensitive patient data, enhancing system security, and optimizing the digital tools that enable licensed clinicians and virtual advanced practice providers to deliver care. Eiwe Lingefors's responsibilities are crucial for maintaining the operational integrity of in-home urgent care, chronic condition management, and vaccination services, directly supporting the company's goal of improving HEDIS scores and reducing hospital readmissions for health plans. The CIO also guides the technological integration of the medical transportation network (Ambulnz) and staffing solutions, ensuring scalability and efficiency across all facets of DocGo's healthcare revolution.
    Eiwe Lingefors

    John Ekarius - Chief of Staff

    John Ekarius, the Chief of Staff at DocGo, acts as a key strategic advisor and operational facilitator, ensuring alignment across the executive team and driving the execution of critical initiatives. Ekarius supports the Chief Executive Officer in managing the company's proactive healthcare revolution, focusing on the seamless integration of mobile health services, remote patient monitoring, and ambulance operations. This role involves coordinating cross-functional projects, optimizing internal processes, and enhancing communication channels to support licensed clinicians and virtual advanced practice providers. John Ekarius's contributions are essential for DocGo's mission to close care gaps for underserved populations and improve health plan outcomes, including HEDIS scores and hospital readmission rates. The Chief of Staff also plays a vital part in overseeing the operational efficiency of the Ambulnz medical transportation network and staffing solutions, ensuring strategic objectives are met with precision and effectiveness.

    Hawk Newton - Chief Technology Officer

    Hawk Newton, the Chief Technology Officer at DocGo, spearheads the development and implementation of cutting-edge technology solutions that power the company's integrated healthcare platform. Newton directs the engineering and innovation efforts behind DocGo's mobile health services, remote patient monitoring capabilities, and ambulance operations, ensuring technological superiority and scalability. This leadership involves architecting robust software systems, driving product development, and fostering a culture of technological advancement to support licensed clinicians and virtual advanced practice providers. Hawk Newton's focus is on enhancing the efficiency and effectiveness of in-home urgent care, chronic condition management, and vaccination services, directly contributing to improved patient outcomes and health plan performance metrics. The CTO also guides the technological infrastructure for the Ambulnz medical transportation network and staffing solutions, ensuring seamless integration and operational excellence across all service lines.

    Ahron Weiner - Chief Marketing Officer

    Ahron Weiner, the Chief Marketing Officer at DocGo, develops and executes comprehensive marketing strategies to elevate the company's brand and expand its market reach within the proactive healthcare sector. Weiner drives initiatives that highlight DocGo's unique vertically-integrated platform, encompassing mobile health services, remote patient monitoring, and ambulance operations, to attract new health plan partners and patient populations. This leadership involves crafting compelling narratives around the company's mission to close care gaps and improve HEDIS scores and reduce hospital readmissions. Ahron Weiner oversees all aspects of marketing, including digital campaigns, content creation, and public relations, ensuring consistent messaging that resonates with target audiences. The CMO also plays a key role in promoting the Ambulnz medical transportation network and staffing solutions, solidifying DocGo's position as a leader in innovative healthcare delivery and driving sustained growth.
    Ahron Weiner

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    Frequently Asked Questions Regarding DocGo Top Executives and Leadership Team

    Who leads DocGo?
    DocGo is led by Lee Bienstock (Chief Executive Officer), along with executives such as Carissa Hassett (Executive Business Partner To the Chief Executive Officer) and Eiwe Lingefors (Chief Information Officer).
    Who is part of DocGo’s executive team?
    The executive team of DocGo includes leaders such as Lee Bienstock (Chief Executive Officer), Carissa Hassett (Executive Business Partner To the Chief Executive Officer), Eiwe Lingefors (Chief Information Officer) and other senior executives.
    How many executives does DocGo have?
    DocGo has 6 executives leading key business areas.
    What roles are included in DocGo’s leadership team?
    The leadership team of DocGo includes roles such as Chief Executive Officer, Executive Business Partner To the Chief Executive Officer, Chief Information Officer, Chief of Staff, Chief Technology Officer.