Saint Clare's Health Executive and Leadership Team

October, 2026

Leadership Overview

Saint Clare's Health has 5 executives leading key functions including strategic oversight, operational management, and clinical excellence.

Committed to delivering CMS 5 Star Rated care, Saint Clare's Health maintains a robust network of hospitals and behavioral health centers to ensure high-quality, compassionate medical services across Morris and Sussex counties.

Leadership Roles at Saint Clare's Health

  • Chief Executive Officer - Brian Ulery
  • President & Chief Executive Officer - Leslie Hirsch
  • Vice President & Chief Operating Officer - Vasilios Diamantopoulos
  • Chief Medical Officer - Pramil Cheriyath
  • Chief Medical Officer, Behavioral Health - Sarabjit Singh
  • Brian Ulery - Chief Executive Officer

    Brian Ulery, the Chief Executive Officer at Saint Clare's Health, directs the overarching strategic vision for the entire hospital network. Ulery manages the integration of clinical services across Denville and Dover facilities to ensure consistent patient outcomes. By aligning administrative goals with the mission of providing compassionate care, the Chief Executive Officer optimizes resource allocation throughout the organization. Brian Ulery maintains close collaboration with the Board to drive long-term growth and financial stability. This leadership role involves monitoring regional healthcare trends to adapt service delivery models effectively. Through the implementation of rigorous quality standards, the Chief Executive Officer enhances the reputation of the health system within the competitive New Jersey market. Ulery prioritizes the expansion of specialized medical programs to meet the evolving needs of the community. Ultimately, the Chief Executive Officer secures the operational integrity of the entire Saint Clare's Health enterprise.

    Leslie Hirsch - President & Chief Executive Officer

    Leslie Hirsch, the President & Chief Executive Officer at Saint Clare's Health, governs the high-level corporate strategy and institutional growth initiatives. Hirsch oversees the alignment of multi-facility operations, ensuring that the network maintains its CMS 5 Star Rating across all locations. By fostering a culture of excellence, the President & Chief Executive Officer drives the mission of providing safe and high-quality care to the residents of Morris and Sussex counties. Leslie Hirsch coordinates with executive leadership to refine the organizational structure and improve patient satisfaction metrics. This role involves navigating complex regulatory environments to sustain the competitive advantage of the health system. Through strategic partnerships and community engagement, the President & Chief Executive Officer strengthens the market position of the organization. Hirsch focuses on long-term sustainability and the advancement of medical technology to support clinical staff. Ultimately, the President & Chief Executive Officer ensures the continued success of Saint Clare's Health.
    Leslie Hirsch

    Vasilios Diamantopoulos - Vice President & Chief Operating Officer

    Vasilios Diamantopoulos, the Vice President & Chief Operating Officer at Saint Clare's Health, manages the daily operational efficiency of the hospital network. Diamantopoulos directs the logistical workflows within the Denville and Dover hospitals to ensure seamless patient throughput. By streamlining administrative processes, the Vice President & Chief Operating Officer reduces overhead costs while maintaining high standards of care. Vasilios Diamantopoulos oversees the integration of the Imaging Center in Parsippany into the broader clinical framework. This leadership role involves supervising facility maintenance, supply chain management, and support services to guarantee a safe environment for patients and staff. Through the application of data-driven performance metrics, the Vice President & Chief Operating Officer identifies opportunities for operational improvement. Diamantopoulos coordinates with department heads to resolve bottlenecks and enhance service delivery. Ultimately, the Vice President & Chief Operating Officer sustains the operational excellence required for the continued success of Saint Clare's Health.

    Pramil Cheriyath - Chief Medical Officer

    Pramil Cheriyath, the Chief Medical Officer at Saint Clare's Health, leads the clinical strategy and medical staff governance across the entire organization. Cheriyath establishes evidence-based protocols to ensure the delivery of safe and compassionate care within the hospital network. By supervising physician performance and clinical quality initiatives, the Chief Medical Officer maintains the high standards associated with the CMS 5 Star Rating. Pramil Cheriyath collaborates with nursing leadership and administrative teams to improve patient safety outcomes and clinical efficiency. This role involves overseeing medical staff credentialing and professional development to foster a culture of continuous learning. Through the implementation of advanced clinical pathways, the Chief Medical Officer drives improvements in patient recovery times and overall health results. Cheriyath monitors medical trends to ensure the organization remains at the forefront of healthcare innovation. Ultimately, the Chief Medical Officer secures the clinical reputation of Saint Clare's Health.

    Sarabjit Singh - Chief Medical Officer, Behavioral Health

    Sarabjit Singh, the Chief Medical Officer, Behavioral Health at Saint Clare's Health, directs the clinical operations for the behavioral health centers located in Boonton, Denville, and Parsippany. Singh designs specialized treatment programs to address the mental health needs of the community. By overseeing the psychiatric staff and therapeutic services, the Chief Medical Officer, Behavioral Health ensures that all patient care adheres to the highest safety and quality standards. Sarabjit Singh integrates behavioral health services with the broader hospital network to provide comprehensive care for patients with complex needs. This leadership role involves managing clinical compliance and developing innovative approaches to mental health treatment. Through the coordination of multidisciplinary teams, the Chief Medical Officer, Behavioral Health improves access to essential psychiatric resources. Singh focuses on expanding the reach of behavioral health initiatives to support the diverse population of the region. Ultimately, the Chief Medical Officer, Behavioral Health strengthens the mental health infrastructure of Saint Clare's Health.

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    Frequently Asked Questions Regarding Saint Clare's Health Top Executives and Leadership Team

    Who leads Saint Clare's Health?
    Saint Clare's Health is led by Brian Ulery (Chief Executive Officer), along with executives such as Leslie Hirsch (President & Chief Executive Officer) and Vasilios Diamantopoulos (Vice President & Chief Operating Officer).
    Who is part of Saint Clare's Health’s executive team?
    The executive team of Saint Clare's Health includes leaders such as Brian Ulery (Chief Executive Officer), Leslie Hirsch (President & Chief Executive Officer), Vasilios Diamantopoulos (Vice President & Chief Operating Officer) and other senior executives.
    How many executives does Saint Clare's Health have?
    Saint Clare's Health has 5 executives leading key business areas.
    What roles are included in Saint Clare's Health’s leadership team?
    The leadership team of Saint Clare's Health includes roles such as Chief Executive Officer, President & Chief Executive Officer, Vice President & Chief Operating Officer, Chief Medical Officer, Chief Medical Officer, Behavioral Health.