Vista Health System Executive and Leadership Team

July, 2026

Leadership Overview

Vista Health System has 4 executives leading key functions including finance, information technology, and executive leadership.

Driven by a commitment to community well-being, Vista Health System operates a comprehensive network of healthcare facilities, prioritizing accessible and advanced diagnostic and therapeutic services across Illinois.

Leadership Roles at Vista Health System

  • Chief Financial Officer - Roger Russell
  • President Elect - Mathangi Sekharan
  • President - Neil Puller
  • Chief Information Officer - Kevin Conway
  • Roger Russell - Chief Financial Officer

    Roger Russell, the Chief Financial Officer at Vista Health System, directs all financial operations and strategic fiscal planning. Overseeing budgeting, financial reporting, and resource allocation, Russell ensures the economic health of the entire health system. This leadership role involves managing investments, optimizing revenue cycles, and maintaining strong relationships with financial institutions. By analyzing market trends and operational expenditures, Roger Russell drives financial sustainability across Vista Medical Center East, the Vista Lindenhurst campus, and all affiliated diagnostic and therapy locations. The Chief Financial Officer's oversight extends to ensuring compliance with healthcare financial regulations and maximizing profitability to reinvest in patient care and facility upgrades.

    Mathangi Sekharan - President Elect

    Mathangi Sekharan, the President Elect at Vista Health System, prepares to assume executive leadership responsibilities, focusing on strategic growth and operational excellence. This role involves deep engagement with the system's network, including Vista Medical Center East and the Vista Lindenhurst campus, to understand and refine service delivery. Sekharan's preparation includes collaborating with current leadership to ensure continuity and drive future initiatives in diagnostics and patient therapy. By analyzing market dynamics and community healthcare needs, Mathangi Sekharan contributes to shaping the long-term vision for Vista Health System. The President Elect's focus is on strengthening the system's position as a leading community healthcare provider through strategic planning and stakeholder engagement.

    Neil Puller - President

    Neil Puller, the President at Vista Health System, directs overall strategic operations and executive leadership across the entire healthcare network. Overseeing Vista Medical Center East, the Vista Lindenhurst campus, and all affiliated diagnostic, therapeutic, and physician practice locations, Puller ensures the delivery of high-quality, accessible patient care. This leadership position involves fostering strong relationships with medical staff, community stakeholders, and regulatory bodies to advance the health system's mission. By driving operational efficiency and strategic expansion, Neil Puller enhances the system's capacity to serve the Waukegan community and surrounding regions. The President's focus remains on strengthening Vista Health System's commitment to comprehensive healthcare services and patient well-being.

    Kevin Conway - Chief Information Officer

    Kevin Conway, the Chief Information Officer at Vista Health System, architects and executes the organization's technology strategy. Overseeing all information systems, digital infrastructure, and data security, Conway ensures seamless technological operations across the network. This critical role involves managing electronic health records, implementing advanced IT solutions for diagnostics and patient care, and safeguarding sensitive patient data. By driving innovation in health informatics and digital patient engagement, Kevin Conway enhances operational efficiency and patient experience throughout Vista Health System's facilities, including imaging centers and ambulatory care. The Chief Information Officer's strategic vision supports the system's mission by leveraging technology to improve healthcare delivery and accessibility.

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    Frequently Asked Questions Regarding Vista Health System Top Executives and Leadership Team

    Who leads Vista Health System?
    Vista Health System is led by Roger Russell (Chief Financial Officer), along with executives such as Mathangi Sekharan (President Elect) and Neil Puller (President).
    Who is part of Vista Health System’s executive team?
    The executive team of Vista Health System includes leaders such as Roger Russell (Chief Financial Officer), Mathangi Sekharan (President Elect), Neil Puller (President) and other senior executives.
    How many executives does Vista Health System have?
    Vista Health System has 4 executives leading key business areas.
    What roles are included in Vista Health System’s leadership team?
    The leadership team of Vista Health System includes roles such as Chief Financial Officer, President Elect, President, Chief Information Officer.