Pacific Clinics Executive and Leadership Team

August, 2026

Leadership Overview

Pacific Clinics has 5 executives leading key functions including financial strategy, human resources administration, legal compliance, organizational legacy, and client affairs.

Committed to expanding access to essential behavioral health services, Pacific Clinics delivers comprehensive mental health care and substance abuse treatment to diverse populations across California.

Leadership Roles at Pacific Clinics

  • Chief Financial Officer - Joseph Wong
  • President Emeritus - Susan Mandel
  • President of Client Affairs - Jd Avalos
  • Executive Assistant II To Chief Human Resources Officer and Senior Vice President of Human Resources - D'Ana Seivert
  • Chief Legal Officer - Kim Wells
  • Joseph Wong - Chief Financial Officer

    Joseph Wong, the Chief Financial Officer at Pacific Clinics, manages the fiscal health and long-term economic sustainability of the organization. Wong directs all budgetary planning, financial reporting, and resource allocation processes necessary to support mental health care and substance abuse treatment programs. By overseeing the financial infrastructure, the Chief Financial Officer ensures that Medi-Cal eligibility requirements remain met while optimizing operational efficiency across all regional locations. This leadership role involves constant collaboration with the board to secure funding streams and maintain fiscal transparency. Joseph Wong monitors revenue cycles and expenditure patterns to guarantee that resources reach children, youth, and families effectively. Through rigorous financial oversight, the Chief Financial Officer strengthens the capacity of the organization to provide high-quality care throughout the counties of Ventura, Los Angeles, Orange, and San Bernadino. Financial stability remains the primary objective for Wong.

    Susan Mandel - President Emeritus

    Susan Mandel, the President Emeritus at Pacific Clinics, provides strategic guidance and historical perspective to the current leadership team. Mandel leverages decades of experience in mental health care to advise on long-term organizational goals and community impact initiatives. By offering insights into the evolution of the organization, the President Emeritus ensures that current programs remain grounded in the core mission of serving children, youth, and families. Susan Mandel participates in high-level discussions regarding the future direction of the organization and the expansion of services across the counties of Ventura, Los Angeles, Orange, and San Bernadino. This role involves fostering relationships with key stakeholders and community partners to enhance the reach of behavioral health services. Through continued involvement, the President Emeritus maintains the continuity of the organizational vision. Mandel contributes to the ongoing success of the organization by bridging past achievements with future strategic objectives.

    Jd Avalos - President of Client Affairs

    Jd Avalos, the President of Client Affairs at Pacific Clinics, oversees the delivery and quality of mental health and substance abuse treatment services. Avalos directs the operational strategy for client engagement, ensuring that all programs meet the specific needs of Medi-Cal eligible individuals and families. By managing the service delivery model, the President of Client Affairs ensures that clinical outcomes remain high across all regional locations. Jd Avalos coordinates with clinical directors to implement evidence-based practices that improve the well-being of the community. This leadership role involves analyzing client feedback and service metrics to drive continuous improvement in care delivery. Through the oversight of client-facing operations, the President of Client Affairs strengthens the impact of the organization within the California healthcare market. Avalos ensures that the organization remains responsive to the evolving needs of the populations served, maintaining a focus on accessible and effective behavioral health support.

    D'Ana Seivert - Executive Assistant II To Chief Human Resources Officer and Senior Vice President of Human Resources

    D'Ana Seivert, the Executive Assistant II To Chief Human Resources Officer and Senior Vice President of Human Resources at Pacific Clinics, coordinates the administrative operations for the human capital division. Seivert manages complex scheduling, internal communications, and documentation workflows that support the recruitment and retention of clinical staff. By facilitating the daily activities of the human resources leadership, the Executive Assistant II To Chief Human Resources Officer and Senior Vice President of Human Resources ensures that organizational policies align with the mission of providing mental health services. D'Ana Seivert maintains critical records and assists in the implementation of workforce development initiatives across the California service area. This role requires precise attention to detail to support the broader human resources strategy. Through efficient administrative management, the Executive Assistant II To Chief Human Resources Officer and Senior Vice President of Human Resources enables the leadership team to focus on fostering a supportive environment for employees.
    Kim Wells, the Chief Legal Officer at Pacific Clinics, governs all legal affairs, regulatory compliance, and risk management protocols for the organization. Wells directs the legal strategy to ensure adherence to state and federal healthcare regulations, particularly those governing Medi-Cal services. By overseeing contract negotiations and internal policy development, the Chief Legal Officer protects the interests of the organization while maintaining the integrity of clinical service delivery. Kim Wells provides essential guidance to the executive team regarding liability, governance, and ethical standards. This leadership role involves navigating the complex regulatory landscape of the California healthcare sector to mitigate operational risks. Through proactive legal counsel, the Chief Legal Officer supports the expansion of mental health and substance abuse treatment programs across the regional footprint. Wells ensures that all organizational activities remain within the bounds of the law while advancing the mission of providing care to vulnerable populations.
    Kim Wells

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    Frequently Asked Questions Regarding Pacific Clinics Top Executives and Leadership Team

    Who leads Pacific Clinics?
    Pacific Clinics is led by Joseph Wong (Chief Financial Officer), along with executives such as Susan Mandel (President Emeritus) and Jd Avalos (President of Client Affairs).
    Who is part of Pacific Clinics’s executive team?
    The executive team of Pacific Clinics includes leaders such as Joseph Wong (Chief Financial Officer), Susan Mandel (President Emeritus), Jd Avalos (President of Client Affairs) and other senior executives.
    How many executives does Pacific Clinics have?
    Pacific Clinics has 5 executives leading key business areas.
    What roles are included in Pacific Clinics’s leadership team?
    The leadership team of Pacific Clinics includes roles such as Chief Financial Officer, President Emeritus, President of Client Affairs, Executive Assistant II To Chief Human Resources Officer and Senior Vice President of Human Resources, Chief Legal Officer.