Natividad Hospital Executive and Leadership Team

August, 2026

Leadership Overview

Natividad Hospital has 4 executives leading key functions including strategy, information technology, medical operations, and administration.

Dedicated to comprehensive patient care, Natividad Hospital provides essential inpatient, outpatient, emergency, diagnostic, and specialty health services across California, upholding a legacy of community health since 1886.

Leadership Roles at Natividad Hospital

  • Chief Executive Officer - Charles Harris
  • Chief Information Officer - Ari Entin
  • Chief Medical Officer - Peter Chandler
  • Muc - Chelsie Ballesteros
  • Charles Harris - Chief Executive Officer

    Charles Harris, the Chief Executive Officer at Natividad Hospital, directs overall organizational strategy and operational execution. Overseeing all hospital functions, Charles Harris ensures alignment with the institution's mission of providing comprehensive health services. This leadership role involves driving growth, optimizing resource allocation, and maintaining the hospital's commitment to quality care. By fostering a culture of excellence, Charles Harris guides the hospital's strategic direction, impacting patient outcomes and community well-being. The Chief Executive Officer's purview extends to financial health, regulatory compliance, and long-term planning, securing the hospital's position as a vital healthcare provider in California. Charles Harris champions initiatives that enhance patient experience and operational efficiency across all departments.

    Ari Entin - Chief Information Officer

    Ari Entin, the Chief Information Officer at Natividad Hospital, architects and manages the hospital's technology infrastructure and digital strategy. Overseeing all information systems, Ari Entin ensures the secure and efficient delivery of patient data and operational tools. This leadership role involves implementing innovative technological solutions that support clinical care, enhance administrative processes, and improve overall patient engagement. By driving digital transformation, Ari Entin directly impacts the hospital's ability to leverage data for better decision-making and service delivery. The Chief Information Officer's responsibilities include cybersecurity, electronic health records management, and the integration of new technologies to support the hospital's mission. Ari Entin champions initiatives that enhance data accessibility and system reliability across the organization.
    Ari Entin

    Peter Chandler - Chief Medical Officer

    Peter Chandler, the Chief Medical Officer at Natividad Hospital, leads clinical operations and medical staff governance. Overseeing all aspects of patient care delivery, Peter Chandler ensures the highest standards of medical practice and patient safety are maintained. This leadership role involves developing and implementing clinical protocols, managing physician relations, and driving quality improvement initiatives across the hospital. By championing evidence-based medicine, Peter Chandler directly influences the effectiveness and efficiency of healthcare services provided. The Chief Medical Officer's responsibilities include medical staff credentialing, peer review, and ensuring compliance with all healthcare regulations. Peter Chandler guides the medical team in delivering exceptional care, aligning clinical strategies with the hospital's broader mission.
    Peter Chandler

    Chelsie Ballesteros - Muc

    Chelsie Ballesteros, the Muc at Natividad Hospital, manages key administrative functions critical to hospital operations. Overseeing departmental coordination, Chelsie Ballesteros ensures seamless integration of administrative processes with clinical services. This leadership role involves optimizing resource management, streamlining workflows, and supporting the executive team in strategic planning. By driving operational efficiency, Chelsie Ballesteros directly contributes to the hospital's ability to provide accessible and high-quality healthcare. The Muc's responsibilities include overseeing specific administrative departments, ensuring compliance with institutional policies, and facilitating effective communication across various hospital units. Chelsie Ballesteros champions initiatives that enhance administrative support and operational effectiveness throughout the organization.

    Explore Leadership Teams in Hospitals & Physicians Clinics

    Frequently Asked Questions Regarding Natividad Hospital Top Executives and Leadership Team

    Who leads Natividad Hospital?
    Natividad Hospital is led by Charles Harris (Chief Executive Officer), along with executives such as Ari Entin (Chief Information Officer) and Peter Chandler (Chief Medical Officer).
    Who is part of Natividad Hospital’s executive team?
    The executive team of Natividad Hospital includes leaders such as Charles Harris (Chief Executive Officer), Ari Entin (Chief Information Officer), Peter Chandler (Chief Medical Officer) and other senior executives.
    How many executives does Natividad Hospital have?
    Natividad Hospital has 4 executives leading key business areas.
    What roles are included in Natividad Hospital’s leadership team?
    The leadership team of Natividad Hospital includes roles such as Chief Executive Officer, Chief Information Officer, Chief Medical Officer, Muc.