CHI OC Leadership

Executive Director
Georgina Maldonado

Director of Programs and Policy
Gregory Mathes

Administrative Manager
Darin Tokunaga

Board of Directors

Board Chair
Tamara L. Alvarez
Health Care Consultant

Vice Chair
Rita Cruz Gallegos
Founder & Principal Partner
Genesis Consultants, LLC

Secretary
Susie Lopez-Guerra
Director, Community Relations
Santa Ana Unified School District

Treasurer
Matthew Stevens Attorney

Board Member
Javier Sanchez Executive Director
IIH Community Plans

Board Member
Phil Tsunoda
Vice President
Government Relations Innovative Integrated Health

Strategic Advisory Team

Dorothy (Dottie) Andrews
Community Leader

Ilia Rolon
Director of Community Clinical Outreach
CHOC Children’s

Pamela Pimentel, RN

Dr. Marc Lerner

Michelle Murphy
Director, Public Affairs
Orange County United Way

Cecilia Bustamante-Pixa
Director Community Services
St. Joseph Hospital – Orange

Leah Ersoylu
Independent Consultant

Ronald DiLuigi
Retired
HealthCare Executive

Eduardo Moreno-Cerezo, MPA
Manager Healthy Communities
Mission Hospital

Edwin Rivera
National Vice President, Marketing and Community Engagement
Western Digital

Letitia Clark
District Director of Public Affairs & Government Relations
South Orange County Community College District

Melinda Beckett-Maines
Communications Manager
American Association of Critical Care Nurses

Melinda Beckett-Maines
Communications Manager
American Association of Critical Care Nurses

John Lewis
Southern California Director
Urban Strategies

Cheryl Vargo
Community Benefit Manager
Kaiser Permanente Orange County

John Billimek, Ph. D.
Associate Professor and Vice President of Academic Affairs
UCI