Pacific Clinics Executive and Leadership Team

July, 2026

Leadership Overview

Pacific Clinics has 5 executives leading key functions including finance, human resources, legal, client affairs, and emeritus leadership.

Driven by a commitment to community well-being, Pacific Clinics provides essential mental health and substance abuse treatment services across Southern California, impacting countless lives through dedicated care.

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, directs all financial operations and fiscal strategy for the non-profit organization. Wong manages budgeting, financial planning, and resource allocation, ensuring the sustainability of mental health and substance abuse disorder treatment services offered to children, youth, adults, and families. This leadership role involves optimizing financial performance to maximize the impact of Medi-Cal eligible programs across Ventura, Los Angeles, Orange, and San Bernadino counties. Joseph Wong oversees the financial health of the organization, supporting its mission to provide accessible care throughout its extensive network of locations. The Chief Financial Officer's oversight extends to compliance with all financial regulations and reporting requirements, safeguarding the organization's assets and operational integrity.

    Susan Mandel - President Emeritus

    Susan Mandel, the President Emeritus at Pacific Clinics, provides advisory guidance and represents the organization's enduring legacy. Mandel's emeritus status signifies a continued connection to the organization's mission and strategic direction, drawing upon extensive experience in non-profit leadership and mental health advocacy. This role supports the ongoing provision of mental health care services, substance abuse disorder treatment, and other vital programs for children, youth, adults, and families across Ventura, Los Angeles, Orange, and San Bernadino counties. Susan Mandel contributes valuable historical perspective and strategic insight, reinforcing the organization's foundational principles. The President Emeritus role ensures the continuity of vision and commitment to serving vulnerable populations throughout Southern California.

    Jd Avalos - President of Client Affairs

    Jd Avalos, the President of Client Affairs at Pacific Clinics, champions the needs and experiences of the individuals and families served by the organization. Avalos oversees the strategic direction and operational effectiveness of client-facing services, including mental health care and substance abuse disorder treatment programs. This leadership role ensures that services remain accessible and responsive to the needs of children, youth, adults, and families qualifying for Medi-Cal across Ventura, Los Angeles, Orange, and San Bernadino counties. Jd Avalos drives initiatives to enhance client satisfaction and program outcomes, reinforcing the organization's commitment to compassionate care. The President of Client Affairs plays a pivotal role in shaping service delivery and advocating for the well-being of the communities Pacific Clinics serves.

    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, provides critical administrative and operational support to senior human resources leadership. Seivert manages complex scheduling, facilitates communication, and coordinates essential administrative functions that enable the effective delivery of human resources services. This support is vital for the smooth operation of talent acquisition, employee relations, and HR policy implementation across the organization's multiple service areas in Ventura, Los Angeles, Orange, and San Bernadino counties. D'Ana Seivert ensures the efficient workflow of the human resources department, directly contributing to the organization's capacity to serve children, youth, adults, and families. The executive assistant's role is integral to maintaining organizational efficiency and supporting the strategic objectives of the human resources function.
    Kim Wells, the Chief Legal Officer at Pacific Clinics, directs all legal affairs and ensures regulatory compliance for the non-profit organization. Wells provides strategic counsel on legal matters, manages risk, and oversees all litigation and transactional activities. This leadership position is crucial for navigating the complex legal landscape of healthcare and non-profit operations, particularly concerning mental health services and substance abuse disorder treatment. Kim Wells safeguards the organization's interests and upholds its commitment to serving children, youth, adults, and families eligible for Medi-Cal across Ventura, Los Angeles, Orange, and San Bernadino counties. The Chief Legal Officer's expertise is essential for maintaining operational integrity and supporting the organization's mission throughout its extensive service areas.
    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.