Memorial Health System Executive and Leadership Team

November, 2026

Leadership Overview

Memorial Health System has 10 executives leading key functions including financial strategy, information technology, marketing, medical services, revenue management, and clinical leadership.

Dedicated to community-focused care, Memorial Health System provides comprehensive health services while maintaining a commitment to regional wellness through integrated, not-for-profit medical operations.

Leadership Roles at Memorial Health System

  • Chief Financial Officer - William Barrette
  • President, Medical Staff - Joseph Zacharias
  • President - Lloyd Dennis
  • Vice President, Information Technology & Chief Information Officer - Joshua Woods
  • Chief Marketing Officer & Vice President & Services Physician - Dan Breece
  • RevMD - Janis Jovanes
  • RevMD - Karen Schuld
  • RevMD - Juana Velazquez
  • RevMD - Jasmine Vieyra
  • RevMD - Janett Carbajal
  • William Barrette - Chief Financial Officer

    William Barrette, the Chief Financial Officer at Memorial Health System, directs all fiscal operations and long-term capital planning for the organization. Overseeing the financial health of this not-for-profit integrated health system, the Chief Financial Officer ensures resource allocation aligns with the mission of providing comprehensive care services. Barrette manages complex budgetary frameworks, monitors revenue cycles, and evaluates investment opportunities to support the expansion of medical facilities across the region. By maintaining rigorous financial oversight, the Chief Financial Officer secures the stability necessary for the delivery of high-quality patient care. This leadership role involves constant collaboration with the board to optimize operational efficiency and ensure fiscal transparency. Through strategic financial management, William Barrette directly impacts the ability of the system to meet the evolving healthcare needs of the community while maintaining a sustainable economic foundation for future growth.
    William Barrette

    Joseph Zacharias - President, Medical Staff

    Joseph Zacharias, the President, Medical Staff at Memorial Health System, directs the clinical governance and professional standards for the physician community. Overseeing the credentialing and peer review processes, the President, Medical Staff ensures that all practitioners maintain the highest levels of clinical excellence. Zacharias manages the communication between the medical staff and the board, ensuring that clinical perspectives inform the strategic direction of the organization. By fostering a collaborative environment among physicians, the President, Medical Staff supports the delivery of comprehensive care services across all departments. This leadership role involves addressing clinical challenges and promoting evidence-based practices to improve patient outcomes. Through the oversight of medical staff operations, Joseph Zacharias directly impacts the quality of care provided by the system, ensuring that the organization remains a trusted provider of medical services within the region.

    Lloyd Dennis - President

    Lloyd Dennis, the President at Memorial Health System, directs the overall strategic vision and operational execution of the entire not-for-profit health system. Overseeing the alignment of all departments with the mission of providing comprehensive care, the President ensures that the organization meets the evolving needs of the community. Dennis manages the executive team and coordinates with the volunteer board to drive growth and maintain the high standards of the system. By setting the organizational culture and long-term goals, the President facilitates the integration of clinical, financial, and administrative functions. This leadership role involves representing the system in regional health initiatives and ensuring that the organization remains a pillar of the community. Through the strategic leadership of the entire system, Lloyd Dennis directly impacts the success and sustainability of the organization, ensuring that the system continues to deliver high-quality, accessible medical services to the region.

    Joshua Woods - Vice President, Information Technology & Chief Information Officer

    Joshua Woods, the Vice President, Information Technology & Chief Information Officer at Memorial Health System, architects the digital infrastructure supporting all clinical and administrative functions. Overseeing the integration of electronic health records and cybersecurity protocols, the Chief Information Officer ensures data integrity across the entire regional network. Woods drives the adoption of advanced medical technologies to improve patient outcomes and streamline internal workflows. By managing the digital transformation of the health system, the Vice President, Information Technology & Chief Information Officer facilitates seamless communication between departments and enhances the overall efficiency of care delivery. This role involves constant assessment of emerging technological trends to maintain a competitive edge in the healthcare market. Through the implementation of robust IT solutions, Joshua Woods secures the technological backbone required for the organization to provide comprehensive, modern medical services to the community.

    Dan Breece - Chief Marketing Officer & Vice President & Services Physician

    Dan Breece, the Chief Marketing Officer & Vice President & Services Physician at Memorial Health System, directs the strategic communication and clinical service outreach initiatives. Overseeing the alignment between medical service offerings and community health requirements, the Chief Marketing Officer & Vice President & Services Physician ensures that the public understands the comprehensive care available within the system. Breece manages brand positioning and patient engagement strategies to foster trust and accessibility across the region. By integrating clinical expertise with marketing outreach, the Chief Marketing Officer & Vice President & Services Physician bridges the gap between complex medical services and patient needs. This leadership role involves coordinating with various departments to promote health awareness and service utilization. Through the development of targeted communication campaigns, Dan Breece directly impacts the visibility and reputation of the organization, ensuring that the community remains informed about the high-quality care provided.

    Janis Jovanes - RevMD

    Janis Jovanes, the RevMD at Memorial Health System, directs the optimization of revenue cycle management processes to ensure financial sustainability. Overseeing the billing and coding accuracy for clinical services, the RevMD ensures that the organization maintains efficient financial operations while providing comprehensive care. Jovanes manages the administrative workflows that support the financial health of the system, focusing on reducing claim denials and improving reimbursement timelines. By analyzing revenue data, the RevMD identifies opportunities for process improvement and cost reduction across the medical departments. This leadership role involves constant coordination with clinical staff to ensure documentation accuracy and compliance with healthcare regulations. Through the rigorous management of revenue-related functions, Janis Jovanes directly impacts the financial viability of the system, allowing the organization to continue delivering essential medical services to the community while maintaining operational excellence.

    Karen Schuld - RevMD

    Karen Schuld, the RevMD at Memorial Health System, directs the strategic implementation of patient financial services and revenue integrity programs. Overseeing the front-end revenue cycle, the RevMD ensures that patient registration and insurance verification processes function with maximum efficiency. Schuld manages the coordination between clinical departments and financial services to minimize administrative friction and enhance the patient experience. By focusing on the accuracy of financial data, the RevMD supports the overall fiscal health of the integrated health system. This leadership role involves analyzing performance metrics to identify bottlenecks in the revenue cycle and implementing solutions that improve cash flow. Through the oversight of these critical financial functions, Karen Schuld directly impacts the ability of the organization to sustain its mission of providing comprehensive care services to the region, ensuring that financial operations remain as robust as the clinical services provided.

    Juana Velazquez - RevMD

    Juana Velazquez, the RevMD at Memorial Health System, directs the management of accounts receivable and collections strategies to ensure consistent financial performance. Overseeing the resolution of complex billing issues, the RevMD ensures that the organization maintains a healthy cash flow while supporting patient access to care. Velazquez manages the teams responsible for insurance follow-up and patient account reconciliation, focusing on reducing outstanding balances and improving collection rates. By streamlining the back-end revenue cycle, the RevMD contributes to the financial stability of the entire health system. This leadership role involves constant monitoring of financial trends and the implementation of policies that ensure compliance with industry standards. Through the effective management of these financial processes, Juana Velazquez directly impacts the operational capacity of the organization, allowing the system to invest in new medical technologies and expand the reach of its comprehensive care services.

    Jasmine Vieyra - RevMD

    Jasmine Vieyra, the RevMD at Memorial Health System, directs the auditing and compliance functions within the revenue cycle to ensure adherence to healthcare regulations. Overseeing the accuracy of clinical documentation and billing practices, the RevMD ensures that the organization maintains high standards of financial integrity. Vieyra manages the internal review processes that identify potential risks and implement corrective actions to prevent revenue leakage. By focusing on regulatory compliance, the RevMD supports the long-term sustainability of the not-for-profit health system. This leadership role involves collaborating with clinical and administrative teams to foster a culture of accountability and precision. Through the rigorous oversight of revenue-related compliance, Jasmine Vieyra directly impacts the financial health of the organization, ensuring that the system remains well-positioned to provide comprehensive care services to the community while meeting all legal and ethical requirements.

    Janett Carbajal - RevMD

    Janett Carbajal, the RevMD at Memorial Health System, directs the optimization of patient financial counseling and support services to improve access to care. Overseeing the programs that assist patients with financial planning and insurance navigation, the RevMD ensures that the organization remains accessible to the entire community. Carbajal manages the outreach efforts that help patients understand their financial responsibilities and available assistance options. By reducing financial barriers to care, the RevMD supports the mission of the integrated health system to provide comprehensive services to all residents. This leadership role involves coordinating with social services and clinical departments to ensure a seamless patient experience. Through the management of these patient-centered financial functions, Janett Carbajal directly impacts the community impact of the organization, ensuring that financial challenges do not prevent individuals from receiving the necessary medical attention and support.

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

    Who leads Memorial Health System?
    Memorial Health System is led by William Barrette (Chief Financial Officer), along with executives such as Joseph Zacharias (President, Medical Staff) and Lloyd Dennis (President).
    Who is part of Memorial Health System’s executive team?
    The executive team of Memorial Health System includes leaders such as William Barrette (Chief Financial Officer), Joseph Zacharias (President, Medical Staff), Lloyd Dennis (President) and other senior executives.
    How many executives does Memorial Health System have?
    Memorial Health System has 10 executives leading key business areas.
    What roles are included in Memorial Health System’s leadership team?
    The leadership team of Memorial Health System includes roles such as Chief Financial Officer, President, Medical Staff, President, Vice President, Information Technology & Chief Information Officer, Chief Marketing Officer & Vice President & Services Physician.