AltaMed Executive and Leadership Team

August, 2026

Leadership Overview

AltaMed has 4 executives leading key functions including administrative strategy, PACE operations, marketing communications, and clinical oversight.

Committed to expanding equitable access to quality care, AltaMed delivers comprehensive medical, dental, and senior services to diverse communities while maintaining a focus on patient-centered health outcomes.

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
  • 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 comprehensive operations of the Program of All-Inclusive Care for the Elderly. Garg oversees the integration of medical, social, and rehabilitative services designed to support senior populations throughout the regional market. The Senior Vice President and Chief Operating Officer - PACE architects scalable care delivery models that prioritize patient independence and health stability. Joyita Garg manages complex regulatory compliance and clinical workflows to ensure the highest standards of senior care. By optimizing resource utilization within the PACE framework, the Senior Vice President and Chief Operating Officer - PACE enhances the quality of life for aging patients. This leadership position involves constant coordination with clinical teams to refine service protocols and expand the reach of specialized senior health programs, ultimately strengthening the operational foundation of the entire organization.

    Erica Dent - Chief Of Staff To the Chief Administrative Officer

    Erica Dent, the Chief Of Staff To the Chief Administrative Officer at AltaMed, manages high-level administrative workflows and cross-departmental initiatives. Dent coordinates strategic priorities between the executive office and operational teams to ensure organizational efficiency across the California network. By streamlining internal communications, the Chief Of Staff To the Chief Administrative Officer facilitates rapid decision-making processes that support the delivery of medical and dental services. Erica Dent monitors project timelines and resource allocation to align daily activities with the broader mission of providing accessible healthcare. This role requires constant collaboration with senior leadership to refine operational policies and improve service delivery models. Through rigorous oversight of administrative functions, the Chief Of Staff To the Chief Administrative Officer drives the internal stability necessary for the company to scale its urgent care and senior care programs effectively across the region.

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

    Brenda Castellanos, the Project Coordinator II & Chief Marketing Officer, Office of at AltaMed, executes brand strategy and community outreach initiatives. Castellanos directs the development of marketing campaigns that increase awareness of medical and dental services among diverse patient populations. The Project Coordinator II & Chief Marketing Officer, Office of manages the alignment of public messaging with the core mission of providing equitable healthcare access. Brenda Castellanos coordinates cross-functional projects to ensure that marketing efforts effectively support the growth of urgent care and senior care service lines. By analyzing market trends and patient engagement data, the Project Coordinator II & Chief Marketing Officer, Office of refines communication strategies to maximize community impact. This role involves constant collaboration with internal stakeholders to maintain a consistent brand identity while driving patient acquisition and retention across the entire California service area.
    Brenda Castellanos

    Glenn Singer - Chief Medical Officer

    Glenn Singer, the Chief Medical Officer at AltaMed, leads the clinical strategy and quality assurance programs across all medical and dental facilities. Singer oversees the implementation of evidence-based care protocols to ensure consistent patient outcomes throughout the regional network. The Chief Medical Officer directs the recruitment and professional development of clinical staff to maintain high standards of medical excellence. Glenn Singer collaborates with the executive team to integrate new healthcare technologies and improve the efficiency of urgent care delivery. By monitoring clinical performance metrics, the Chief Medical Officer identifies opportunities for service improvement and patient safety enhancements. This leadership role requires constant engagement with medical staff to foster a culture of continuous improvement and patient-centered care. Through the oversight of clinical operations, the Chief Medical Officer ensures that the organization remains at the forefront of community health services and patient wellness.

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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 4 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.