AltaMed Executive and Leadership Team

June, 2026

Leadership Overview

AltaMed has 5 executives leading key functions including operations, administration, marketing, and medical services.

Driven by a commitment to community well-being, AltaMed delivers comprehensive medical, dental, urgent care, and senior care services, impacting patient lives across Los Angeles.

Leadership Roles at AltaMed

  • Senior Vice President and Chief Operating Officer - PACE - Joyita Garg
  • Chief Of Staff To the Chief Administrative Officer - Erica Dent
  • Project Coordinator II & Chief Marketing Officer, Office of - Brenda Castellanos
  • Chief Medical Officer - Glenn Singer
  • Senior Vice President, Chief Medical Officer, Health Services - Cristian Rico
  • Joyita Garg - Senior Vice President and Chief Operating Officer - PACE

    Joyita Garg, the Senior Vice President and Chief Operating Officer - PACE at AltaMed, directs the operational execution of the Program of All-Inclusive Care for the Elderly. This leadership role involves optimizing service delivery for senior patients, ensuring seamless integration of medical, social, and support services. Garg oversees the day-to-day functions of PACE centers, driving efficiency and quality outcomes for a vulnerable population. The strategic focus centers on enhancing patient care models and expanding the reach of PACE services within AltaMed's operational footprint. Garg's oversight ensures that the PACE program consistently meets the complex needs of its participants, aligning with AltaMed's broader mission of providing accessible and comprehensive healthcare. This involves managing resources, leading cross-functional teams, and implementing best practices in elder care management. Joyita Garg's operational expertise is critical to the success of this specialized division.

    Erica Dent - Chief Of Staff To the Chief Administrative Officer

    Erica Dent, the Chief Of Staff To the Chief Administrative Officer at AltaMed, provides critical strategic support and operational coordination across administrative functions. Dent facilitates the efficient execution of initiatives set forth by the Chief Administrative Officer, ensuring alignment with organizational goals. This involves managing key projects, streamlining internal processes, and acting as a liaison between departments. Dent's role is pivotal in enhancing administrative effectiveness and driving operational improvements throughout the company. The focus is on optimizing workflows, supporting executive decision-making, and ensuring the smooth functioning of administrative operations. By coordinating efforts and driving strategic projects, Erica Dent contributes directly to AltaMed's ability to deliver high-quality patient services. This position requires a deep understanding of organizational dynamics and a proactive approach to problem-solving, ensuring that administrative functions powerfully support AltaMed's mission.

    Brenda Castellanos - Project Coordinator II & Chief Marketing Officer, Office of

    Brenda Castellanos, the Project Coordinator II & Chief Marketing Officer, Office of at AltaMed, spearheads marketing strategies and project coordination initiatives. Castellanos directs the development and implementation of marketing campaigns designed to enhance AltaMed's brand presence and patient engagement across its service lines, including medical, dental, urgent care, and senior care. This dual role involves overseeing specific projects while also driving the overall marketing vision. Castellanos ensures that marketing efforts effectively communicate AltaMed's commitment to community health and its comprehensive service offerings. The strategic objective is to expand patient reach and reinforce AltaMed's position as a leading healthcare provider. By coordinating marketing activities and managing key projects, Brenda Castellanos directly supports the company's growth and its mission to serve the Los Angeles community. This leadership ensures cohesive and impactful communication strategies.
    Brenda Castellanos

    Glenn Singer - Chief Medical Officer

    Glenn Singer, the Chief Medical Officer at AltaMed, provides critical medical leadership and strategic direction for clinical operations. Singer oversees the quality of medical care delivered across all AltaMed facilities, ensuring adherence to the highest standards of patient safety and clinical excellence. This role involves guiding medical staff, developing clinical protocols, and championing innovative healthcare practices. The focus is on enhancing patient outcomes and ensuring that AltaMed's medical services effectively meet the diverse needs of the community. Singer's expertise is essential in shaping the clinical vision and ensuring the integration of medical services with the company's broader healthcare offerings. By leading clinical initiatives and fostering a culture of continuous improvement, Glenn Singer plays a vital part in AltaMed's mission to provide comprehensive and compassionate care. This leadership ensures the integrity and effectiveness of all medical services.

    Cristian Rico - Senior Vice President, Chief Medical Officer, Health Services

    Cristian Rico, the Senior Vice President, Chief Medical Officer, Health Services at AltaMed, directs the strategic vision and operational oversight of all health services. Rico leads the medical teams responsible for delivering comprehensive patient care, encompassing medical, dental, urgent care, and senior care. This leadership position involves ensuring the highest standards of clinical quality, patient safety, and service delivery across the organization. Rico's responsibilities include developing and implementing innovative healthcare strategies that align with AltaMed's mission to serve the community. The focus is on enhancing patient access, improving health outcomes, and driving operational efficiency within the health services division. By guiding clinical strategy and overseeing medical operations, Cristian Rico is instrumental in advancing AltaMed's commitment to providing accessible and high-quality healthcare. This role ensures the robust delivery of integrated health solutions.

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    Frequently Asked Questions Regarding AltaMed Top Executives and Leadership Team

    Who leads AltaMed?
    AltaMed is led by Joyita Garg (Senior Vice President and Chief Operating Officer - PACE), along with executives such as Erica Dent (Chief Of Staff To the Chief Administrative Officer) and Brenda Castellanos (Project Coordinator II & Chief Marketing Officer, Office of).
    Who is part of AltaMed’s executive team?
    The executive team of AltaMed includes leaders such as Joyita Garg (Senior Vice President and Chief Operating Officer - PACE), Erica Dent (Chief Of Staff To the Chief Administrative Officer), Brenda Castellanos (Project Coordinator II & Chief Marketing Officer, Office of) and other senior executives.
    How many executives does AltaMed have?
    AltaMed has 5 executives leading key business areas.
    What roles are included in AltaMed’s leadership team?
    The leadership team of AltaMed includes roles such as Senior Vice President and Chief Operating Officer - PACE, Chief Of Staff To the Chief Administrative Officer, Project Coordinator II & Chief Marketing Officer, Office of, Chief Medical Officer, Senior Vice President, Chief Medical Officer, Health Services.