Quality health for all
In partnership with the community, deliver sustainable and responsive services that promote population health and equity.
Clayton Chau, M.D., Ph.D., MASL, is the Director of the OC Health Care Agency (HCA) and County Health Officer. Dr. Chau has served as a role model to his peers in valuing diversity in the workplace by directing various diversity, equity, inclusion (DEI) and equal opportunity programs throughout his professional career and personal experiences. Dr. Chau has been recognized by local, state and national organizations and associations for his leadership and advocacy for the mental health system to embrace diversity and adopt inclusion practices especially in fostering a workplace that is safe for all.
Dr. Mindy Winterswyk is currently the OC Health Care Agency’s Interim Assistant Agency Director. Prior to joining the Director’s Office, Dr. Winterswyk was the Division Manager and Chief of the Medical Therapy Program for the Orange County California Children’s Services (CCS) Program. The CCS program focuses on providing case management and authorizing medical care, as well as providing onsite physical therapy and occupational therapy, to children and young adults 0-21 years of age, with chronic lifelong diagnosis.
Hieu Nguyen, serves as the OC Health Care Agency’s first Director of the Office of Population and Health Equity. Hieu previously served as the Director for System of Care at Mind OC, a non-profit organization that seeks to collaboratively transform the mental health system in Orange County. Through public and private partnerships, he actively engaged community stakeholders to actualize the Be Well OC movement.
Luis A. Gonzalez serves as the Associate Director for the Office of Population Health and Equity. Luis previously served as a Service Chief with Mental Health and Recovery Services (MHRS) where he oversaw the daily operations of outpatient mental health services for clients diagnosed with a severe and persistent mental illness and/or substance abuse disorder. Luis was also instrumental in the development and implementation of the first County funded LGBTIQ program, which provided mental health, counseling, support and education services to clients, families and community partners on topics related to and addressing sexual orientation, gender identity, and navigating the coming out process.
Ryan Natividad is an Administrative Manager I in the Office of Population Health and Equity of the Orange County Health Care Agency. Ryan is well-versed in public health and health policy and has contributed to various community health interventions and policy research assessing chronic disease risk, community health worker impact, healthy eating and active living (HEAL) practices, and positive and adverse childhood experiences (PACEs) among communities of color.
Wesley Shain is a Staff Specialist for the Office of Population Health and Equity. His diverse expertise in consumer insight leadership, public affairs, and community health, drive his passion, values, and energy for positive change. As a Randall Lewis Health and Policy Fellow, he focused on homelessness among the High Desert’s rural population and centered his work around diversity, equity, and community coalition efforts.
Emmi’s career has focused on serving disenfranchised communities, especially the LGBTIQ community. This work has included time as a case manager, a cultural competency trainer, and the head of LA Care’s Transgender Health Program. As a life-long learner, Emmi is currently working toward her Project Management Professional (PMP) certification. Emmi has a BA in Neurobiology and a Master of Public Health from University of California, Irvine.