Alameda Health System Executive and Leadership Team

November, 2026

Leadership Overview

Alameda Health System has 7 executives leading key functions including human resources, technology, administration, medical oversight, and nursing operations.

Committed to public health excellence, Alameda Health System delivers comprehensive medical care and professional training across nine facilities. This organization prioritizes community wellness through an integrated network of hospitals and centers.

Leadership Roles at Alameda Health System

  • Executive Assistant To the Chief Human Resources Officer - Krista Yoshino
  • Vice President & Chief Technology Officer - Michael Capili
  • Chief Administrative Officer - Patricia Espeseth
  • Chief Medical Officer - Steven Chen
  • Associate Chief Medical Officer - Porshia Mack
  • Chief Administrative Officer, Post-Acute Services - Richard Espinoza
  • Chief Administrative Officer (CAO) & Nursing Chief Associate & Officer - Terrance Shaw
  • Krista Yoshino - Executive Assistant To the Chief Human Resources Officer

    Krista Yoshino, the Executive Assistant To the Chief Human Resources Officer at Alameda Health System, manages complex administrative workflows supporting the human capital strategy. Coordinating daily operations for the human resources department, Yoshino facilitates communication between executive leadership and internal stakeholders. This role involves organizing high-level meetings, tracking departmental performance metrics, and ensuring the efficient execution of personnel initiatives across the nine-facility network. By streamlining administrative processes, Krista Yoshino enables the Chief Human Resources Officer to focus on talent acquisition and workforce development. The Executive Assistant To the Chief Human Resources Officer maintains rigorous standards for documentation and project management, directly supporting the organizational mission of providing high-quality public health care. Through meticulous attention to detail, Yoshino optimizes the operational capacity of the human resources division, fostering a productive environment for medical staff and administrative personnel alike.

    Michael Capili - Vice President & Chief Technology Officer

    Michael Capili, the Vice President & Chief Technology Officer at Alameda Health System, directs the digital infrastructure and information systems supporting clinical operations. Overseeing the integration of electronic health records and cybersecurity protocols, Capili ensures the secure, efficient flow of patient data across all nine facilities. This leadership role involves architecting scalable technology solutions that enhance diagnostic accuracy and patient outcomes. Michael Capili drives the modernization of medical training platforms, aligning technical capabilities with the broader public health mission. By managing complex IT budgets and vendor relationships, the Vice President & Chief Technology Officer maintains the technological backbone necessary for high-volume hospital environments. Capili coordinates with clinical leadership to implement innovative software tools, ultimately improving the speed and reliability of care delivery. Through strategic oversight of digital assets, the Vice President & Chief Technology Officer secures the technological future of the entire health system.
    Michael Capili

    Patricia Espeseth - Chief Administrative Officer

    Patricia Espeseth, the Chief Administrative Officer at Alameda Health System, governs the operational efficiency and organizational structure of the public health network. Managing cross-departmental workflows, Espeseth ensures that administrative policies align with clinical goals and regulatory requirements. This role involves optimizing resource allocation across the five hospitals and community-based wellness centers to maximize patient access. Patricia Espeseth coordinates with the executive team to refine business processes, driving improvements in service delivery and operational sustainability. By overseeing facility management and administrative support services, the Chief Administrative Officer maintains the physical and procedural environment necessary for high-quality medical care. Espeseth monitors key performance indicators to identify opportunities for systemic growth and cost-effective operations. Through rigorous oversight of administrative functions, the Chief Administrative Officer supports the long-term viability of the institution, ensuring that all facilities operate in harmony with the overarching mission of community health.
    Patricia Espeseth

    Steven Chen - Chief Medical Officer

    Steven Chen, the Chief Medical Officer at Alameda Health System, leads the clinical strategy and medical standards across the entire provider network. Directing physician performance and quality assurance initiatives, Chen ensures that patient care remains consistent with evidence-based practices. This role involves collaborating with department heads to refine clinical protocols and improve health outcomes within the five hospitals. Steven Chen oversees the medical training programs, fostering an environment of continuous learning and professional development for clinical staff. By managing medical staff credentialing and peer review processes, the Chief Medical Officer maintains the highest standards of safety and efficacy. Chen coordinates with administrative leadership to align clinical resources with community health needs, driving improvements in patient satisfaction and care quality. Through strategic oversight of medical operations, the Chief Medical Officer secures the clinical integrity of the organization, ensuring that every patient receives exceptional care.

    Porshia Mack - Associate Chief Medical Officer

    Porshia Mack, the Associate Chief Medical Officer at Alameda Health System, supports the clinical leadership team by focusing on patient safety and quality improvement initiatives. Implementing standardized care pathways, Mack monitors clinical outcomes to ensure compliance with regulatory benchmarks across the wellness centers and hospitals. This role involves analyzing medical data to identify trends in patient care, allowing for proactive adjustments to clinical workflows. Porshia Mack coordinates with nursing and medical staff to enhance the patient experience, driving initiatives that reduce readmission rates and improve recovery times. By facilitating interdisciplinary communication, the Associate Chief Medical Officer ensures that clinical teams remain aligned with the broader organizational objectives. Mack manages specific quality-focused projects that directly impact the effectiveness of medical services. Through dedicated oversight of clinical performance metrics, the Associate Chief Medical Officer contributes to the overall excellence of the health system, fostering a culture of safety and continuous improvement.

    Richard Espinoza - Chief Administrative Officer, Post-Acute Services

    Richard Espinoza, the Chief Administrative Officer, Post-Acute Services at Alameda Health System, manages the operational strategy for long-term care and rehabilitation facilities. Overseeing the transition of patients from acute hospital settings to post-acute environments, Espinoza ensures continuity of care and efficient resource utilization. This role involves optimizing the administrative functions of rehabilitation centers to improve patient recovery trajectories. Richard Espinoza coordinates with clinical teams to streamline discharge processes and enhance the quality of post-acute services. By managing operational budgets and staffing requirements for these specialized facilities, the Chief Administrative Officer, Post-Acute Services maintains high standards of care in a complex medical landscape. Espinoza drives initiatives that integrate post-acute care with the broader hospital network, ensuring a seamless patient journey. Through strategic management of these essential services, the Chief Administrative Officer, Post-Acute Services supports the health system's commitment to comprehensive, long-term patient wellness.
    Richard Espinoza

    Terrance Shaw - Chief Administrative Officer (CAO) & Nursing Chief Associate & Officer

    Terrance Shaw, the Chief Administrative Officer (CAO) & Nursing Chief Associate & Officer at Alameda Health System, directs the administrative and clinical nursing operations across the network. Overseeing nursing staff deployment and professional development, Shaw ensures that patient care teams possess the necessary resources to deliver high-quality services. This role involves managing the administrative aspects of nursing departments, including budget oversight and policy implementation. Terrance Shaw coordinates with hospital leadership to align nursing practices with clinical goals, driving improvements in patient care standards. By fostering a collaborative environment, the Chief Administrative Officer (CAO) & Nursing Chief Associate & Officer enhances the efficiency of nursing workflows and supports the retention of skilled medical professionals. Shaw monitors nursing performance metrics to ensure consistent care delivery across all facilities. Through strategic leadership of nursing operations, the Chief Administrative Officer (CAO) & Nursing Chief Associate & Officer secures the operational success of the nursing division.

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

    Who leads Alameda Health System?
    Alameda Health System is led by Krista Yoshino (Executive Assistant To the Chief Human Resources Officer), along with executives such as Michael Capili (Vice President & Chief Technology Officer) and Patricia Espeseth (Chief Administrative Officer).
    Who is part of Alameda Health System’s executive team?
    The executive team of Alameda Health System includes leaders such as Krista Yoshino (Executive Assistant To the Chief Human Resources Officer), Michael Capili (Vice President & Chief Technology Officer), Patricia Espeseth (Chief Administrative Officer) and other senior executives.
    How many executives does Alameda Health System have?
    Alameda Health System has 7 executives leading key business areas.
    What roles are included in Alameda Health System’s leadership team?
    The leadership team of Alameda Health System includes roles such as Executive Assistant To the Chief Human Resources Officer, Vice President & Chief Technology Officer, Chief Administrative Officer, Chief Medical Officer, Associate Chief Medical Officer.