McLean Hospital Executive and Leadership Team

September, 2026

Leadership Overview

McLean Hospital has 4 executives leading key functions including strategy, operations, clinical administration, and psychiatric research.

Dedicated to advancing mental health care, McLean Hospital prioritizes patient recovery through innovative treatment programs, extensive research initiatives, and community education efforts aimed at eliminating the stigma surrounding mental health conditions.

Leadership Roles at McLean Hospital

  • Chief Executive Officer - Kevin Mclean
  • President & Chief Operating Officer - Susan Szulewski
  • President & Psychiatrist-In Chief - Scott Rauch
  • Chief of Staff - Kathryn Behan
  • Kevin Mclean - Chief Executive Officer

    Kevin Mclean, the Chief Executive Officer at McLean Hospital, directs the overarching strategic vision for this premier mental health institution. Overseeing the integration of clinical excellence with research advancements, the Chief Executive Officer ensures the organization maintains a leading position in psychiatric care. Kevin Mclean manages high-level partnerships with academic and healthcare networks to expand the reach of specialized treatment programs across North American markets. By aligning financial resources with long-term institutional goals, the Chief Executive Officer supports the development of comprehensive care models for diverse patient populations. This leadership role involves constant collaboration with the Board to refine operational standards and improve patient outcomes. Through rigorous oversight of organizational health, the Chief Executive Officer drives the mission of providing compassionate, evidence-based mental health services while fostering a culture of innovation and excellence in every department.

    Susan Szulewski - President & Chief Operating Officer

    Susan Szulewski, the President & Chief Operating Officer at McLean Hospital, manages the daily operational functions and infrastructure required to deliver world-class mental health services. Overseeing the logistical demands of various treatment programs, the President & Chief Operating Officer ensures that facilities operate at peak efficiency to support patients and families. Susan Szulewski directs the implementation of operational policies that enhance service delivery across all clinical units. By optimizing resource allocation and staffing models, the President & Chief Operating Officer maintains the high standards of care expected at this institution. This leadership role involves close coordination with clinical directors to resolve operational bottlenecks and improve the patient experience. Through the continuous refinement of internal processes, the President & Chief Operating Officer secures the stability of the hospital, allowing the organization to focus on its core mission of providing transformative mental health treatment and support.

    Scott Rauch - President & Psychiatrist-In Chief

    Scott Rauch, the President & Psychiatrist-In Chief at McLean Hospital, leads the clinical research agenda and oversees the psychiatric standards of care across the entire organization. Directing the integration of cutting-edge research into daily clinical practice, the President & Psychiatrist-In Chief ensures that patients receive the most advanced evidence-based treatments available. Scott Rauch manages the recruitment and development of top-tier mental health professionals, fostering an environment of academic and clinical excellence. By spearheading initiatives that bridge the gap between laboratory discovery and bedside care, the President & Psychiatrist-In Chief drives the hospital's reputation as a global leader in mental health. This role involves collaborating with other C-suite leaders to align clinical research goals with the broader institutional strategy. Through the oversight of psychiatric programs, the President & Psychiatrist-In Chief ensures that the hospital remains at the forefront of mental health innovation and patient-centered recovery.

    Kathryn Behan - Chief of Staff

    Kathryn Behan, the Chief of Staff at McLean Hospital, coordinates executive operations and facilitates communication across all clinical and administrative departments. Managing the flow of critical information to the leadership team, the Chief of Staff ensures that organizational priorities remain synchronized with the mission of providing superior mental health treatment. Kathryn Behan oversees internal governance processes and streamlines decision-making protocols to enhance institutional efficiency. By acting as a primary liaison between the executive office and department heads, the Chief of Staff maintains operational continuity during complex projects. This role involves monitoring the execution of strategic initiatives and addressing emerging challenges within the healthcare environment. Through meticulous management of administrative workflows, the Chief of Staff supports the delivery of high-quality care, ensuring that every resource aligns with the goal of improving lives through advanced psychiatric support and community-focused education.

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    Frequently Asked Questions Regarding McLean Hospital Top Executives and Leadership Team

    Who leads McLean Hospital?
    McLean Hospital is led by Kevin Mclean (Chief Executive Officer), along with executives such as Susan Szulewski (President & Chief Operating Officer) and Scott Rauch (President & Psychiatrist-In Chief).
    Who is part of McLean Hospital’s executive team?
    The executive team of McLean Hospital includes leaders such as Kevin Mclean (Chief Executive Officer), Susan Szulewski (President & Chief Operating Officer), Scott Rauch (President & Psychiatrist-In Chief) and other senior executives.
    How many executives does McLean Hospital have?
    McLean Hospital has 4 executives leading key business areas.
    What roles are included in McLean Hospital’s leadership team?
    The leadership team of McLean Hospital includes roles such as Chief Executive Officer, President & Chief Operating Officer, President & Psychiatrist-In Chief, Chief of Staff.