The Innovation Center Team

The Innovation Center’s diverse team embodies passion, talent, spirit and drive. Representing physicians, scientists, designers, social entrepreneurs, business people, and more, each individual is committed to making the world a better place by harnessing innovative spirit and methods.

Paul Tang, MD, MS
Vice President, Chief Innovation and Technology Officertangp_2007

Paul has directed innovative health information technology programs in healthcare organizations, industry, and national policy-making committees for over 30 years. He directed a research group at Hewlett Packard Laboratories in the 1980s that used knowledge-based technology to create intelligent electronic health record (EHR) systems for physicians. In 1994, he led the implementation of the EHR at Northwestern, which was awarded the Nicholas E. Davies Award for Excellence in Computer-based Patient Records Implementation. Joining PAMF in 1998, he directed the implementation of the EHR at PAMF, the first large medical group practice in California to use an EHR. And in 2001, PAMF collaborated with Epic to create the MyChart patient portal and was the first in the country to implement it.

Over the past 15 years, Paul has been working to accelerate the nation’s adoption and effective use of health information technology. Paul is vice chair of the U.S. Department of Health and Human Services Health Information Technology Policy Committee, and chair of its Meaningful Use workgroup. He is a member of the National Committee on Vital and Health Statistics (NCVHS) and co-chairs its Quality subcommittee. He chairs the National Quality Forum’s (NQF) Health Information Technology Advisory Committee, and chairs the Robert Wood Johnson Foundation’s National Advisory Council for ProjectHealth Design.

Paul is an elected member of the Institute of Medicine, and has served on numerous boards related to healthcare and health informatics. He is a recipient of the AMIA Don E. Detmer Award for Health Policy Contributions in Informatics; was named an Innovator and Influencer by Information Week, a Healthcare Innovator by Healthcare Informatics, a Health Care Heroes Awardee by San Francisco Business Times, and a HIT Men and Women of the Year by Healthcare IT News. Modern Healthcare named him one of the 100 Most Powerful People in 2009 and 50 Most Powerful Physician Executives in 2011.

Paul received his B.S. and M.S. in electrical engineering at Stanford University, and his M.D. from the University of California, San Francisco. He is a board-certified practicing internist, and consulting associate professor of medicine at Stanford University School of Medicine.

Christina Araiza
Community Engagement ManagerCHRISTINA ARAIZA

Christina is responsible for developing community partnerships to expand the linkAgesTM program and promoting community engagement through outreach activities and events. Christina has ten years of experience in nonprofit program development and management. Prior to PAMF, she worked with U.S-based and international NGOs to develop and implement community-based health programs addressing lifestyle-related health factors and infectious diseases, for diverse populations. Christina holds a Master’s degree in Public Health from Loma Linda University.

Dominic Boccacciodominic
Program Intern

Dominic joined the Innovation Center team in July 2014. As Program Intern, he assists in developing and implementing the linkAgesTM Advocates internship for college students. His interest in aging populations stems from his volunteer experiences with hospice care, as well as research conducted at the Levine Cancer Institute. Dominic earned a BA in Hispanic Studies with High Honors from Davidson College.


Andrew Bordner, Ph.D.BordnerPhoto
Senior Data Scientist

Andrew joined the Innovation Center in February 2014 from the Mayo Clinic where he led multidiscplinary research projects in the fields of bioinformatics and clinical informatics. His recent work there involved developing new machine learning approaches to predict patient outcomes in liver transplantation surgery and to identify key mutations from cancer genome sequencing data. In his role at the Innovation Center, Andrew will support the team by developing data analysis tools and predictive models for both the linkAgesTM and EMPOWER-H programs.

Andrew earned his Ph.D. degree in Physics from the University of Wisconsin – Madison. After completing postdoctoral work in computational biology at the University of California – San Diego he worked as a researcher at The Scripps Research Institute and Oak Ridge National Laboratory.

Albert Chan, MD, MS
Medical Director

Albert Chan, M.D., M.D.

Albert serves as both the Chief Medical Information Officer of the Palo Alto Foundation Medical Group and Medical Director of My Health Online (formerly known as PAMFOnline) for Sutter Physician Services. He works together with his fellow physicians and other clinical colleagues to continually optimize use of PAMF’s electronic health records and patient use of online patient services.

Albert received his medical degree from the University of California, San Diego. He earned a bachelor’s degree with honors in Biological Sciences and a master’s degree in Biomedical Informatics from Stanford University.

Tiffany Dao
Program Development  Specialist

Tiffany Dao photo

Tiffany joined the Innovation Center team in January 2013 with a background in health and public policy. Her previous work focused on multiple topics, ranging from health education in the Office of the Surgeon General to health care policy and reform at the National Opinion Research Center and in the Office of Senator Dianne Feinstein. Aside from policy work, Tiffany also focused on social and private sector approaches to health and environmental issues through programs at the Stanford Graduate School of Business and the Stanford Earth Systems Program.

In her role at the Innovation Center and with linkAgesTM, Tiffany works on a team to drive and support linkAges program development and provides operational support to the linkAges TimeBank.

Tiffany holds a master’s degree in Earth Systems, focusing on Environmental and Food Policy, and bachelor’s degree in Human Biology, concentrating on Health and Environmental Policy, from Stanford University

Martin Entwistle, MBA, MB ChB, FRCSEd
Executive Director, MPower

entwistskeFrom 1996-2008, Martin was founder and CEO of Enigma CKM Inc., a vendor that created a patented clinical decision support system, which was acquired by PAMF in 2008. Since joining PAMF, he has served as senior director of Personalized Healthcare Programs, developing programs that help to improve patients’ health by creating personalized health plans based on the patient’s individual situation and health. Martin qualified as a physician (MB ChB) from Birmingham University, UK and earned specialization in orthopedic surgery (FRCSEd), and MBA from Cranfield University, UK.

Linette Fung, MBA, MS
Program Director

Ms. Fung

Linette joined the Innovation Center from McKinsey & Company, where she worked as a management consultant in their health care practice. At McKinsey, her work with health and hospital systems focused on achieving growth through innovative approaches to partnering, service line optimization and provision of care for seniors and patients with chronic disease.

Linette holds a master’s degree in Molecular and Cellular Physiology from Stanford University, a master’s in business administration from the UCLA Anderson School of Management, and a bachelor’s degree in Molecular and Cellular Biology from Harvard University.

Erica Gibson, Ph.D.erica gibson photo
Medical Ethnographer

Erica joined the Innovation Center team in January of 2015 with a background in medical anthropology. As the team Medical Ethnographer she is working with community members to better understand the experiences of older adults and the challenges that they face affecting their health and well-being.  Medical ethnography allows deeper insight into the context and behaviors that impact people’s lives, which helps the team to design innovations that enhance health at the individual and community levels.

Erica earned her Ph.D in Anthropology from the University of Alabama in 2007. Prior to her work at the Innovation Center, she conducted cross-cultural research on pregnancy and birth experiences of women in the US, Italy, and Mexico while she was a professor of anthropology and women’s and gender studies.


Linda Klieman, ANP, MSN, RN, CDE
Nurse Care Manager

Linda Klieman, ANP, MSN, RN, CDE , Nurse Care Manager

Linda has been with the Palo Alto Medical Foundation since 2007. She has been working in the field of cardiovascular risk reduction for over 10 years. Here at PAMF, she has worked on the EMPOWER D study, and is currently part of the PAMF Innovation Center. She volunteers at Peninsula Healthcare Connection and has participated in the Diabetes Taskforce at PAMF.  Prior to coming to PAMF, she worked at the Stanford Prevention Research Center on several cardiovascular risk reduction projects. Linda has a bachelor’s degree in biology from the University of Vermont, a bachelor’s degree in nursing from Columbia University and a master’s of science in nursing from the University of California San Francisco.

Diane Lesnick, MS, MPH, GNP-BC, RN, RD, CDEdiane-lesnik
Nurse Care Manager

 Diane returned to PAMF to join the Innovation Center team in January 2014 as a nurse practitioner with the EMPOWER-H Program.  She has a background in advanced practice nursing specializing gerontology, public health, medical nutrition therapy, diabetes education and management, and cardiovascular risk reduction.  Previously, Diane worked as a gerontological nurse practitioner at the VA Medical Center, San Francisco and served as Diabetes Educator Coordinator and Clinical Dietitian at PAMF for many years.

Diane holds a master’s of science degree in Nursing from the University of California, San Francisco, a master’s degree in Public Health from Loma Linda University and a bachelor’s of science degree in Dietetics from the University of California, Davis.  Diane is also a registered dietitian and certified diabetes educator.

Brooke Matteson
Senior Designer

Matteson, Brooke

Brooke came to PAMF in 2012 after working as a producer, illustrator and graphic designer at Apple Inc. Brooke brings a wide variety of creative skills to PAMF’s Innovation Center team with experience ranging from conceptual design, illustration and animation to advertising and brand design. Prior to her time at Apple, Brooke served as art director for Eaglevision Productions where she created advertising, branding, video, event and marketing programs for clients including Agilent, Sun Microsystems, VeriSign, Adobe, Extreme Networks and Hilton Hotels Corporation.

Shaun McElrath, MPM, MBA, PMP
Project Manager

Shaun McElrath

Shaun McElrath MPM, MBA, PMP, joined the Innovation Center as a Project Manager for the Personal Health Care Program. Shaun joined PAMF after a career at Genentech, where she was instrumental in implementing the Google application suite of products, with a focus on change management and end-user training. As a member of the Genentech Commercial Training and Development Team, she became a certified innovation facilitator and delivered innovation workshops to the sales and marketing teams. She enjoys helping her PAMF teammates understand and appreciate the value of project management within health care.

Shaun holds a master’s in Project Management and MBA from Keller Graduate School of Management and is PMP (Project Management Professional) certified.

Christina Nabarrete
Project Specialist


Christina joined the Palo Alto Medical Foundation last year in 2011 when she was hired to work as a Project Specialist for the EMPOWER-H research study. She is also part of the PAMF Innovation Center team. Before coming to PAMF, she worked at Advogent (formally Cardinal Health) in Saratoga as a Project Manager for high level Pharmaceutical companies, managing their Speakers Bureau, programs and conferences.

Vivian Nguyen
Community Outreach CoordinatorLinkedIn Profile Vivian

Vivian joined the Innovation Center in May 2014. As part of the linkAges team, she supports the development and implementation of the Center’s community-based programs through active and sustained engagement. Her passion for community health stems from her experiences working with underserved minority communities throughout the Bay Area and internationally. Vivian holds a BA in Psychology with a minor in Global Poverty and Practice from the University of California, Berkeley.


Vandana Pant
Senior Director Strategic InitiativesVandana Pant, Director of Strategic Relationships

Vandana has broad-ranging experience with social sector practice in the US and India and specializes in envisioning and implementing sustainable models for organizational growth. Prior to joining the Palo Alto Medical Foundation, she led strategic development at The Health Trust, a Silicon Valley-based operating foundation advancing solutions for health equity and wellness. Vandana has also consulted on strategic planning, program design and board development with several Bay Area organizations and continues to serve in an advisory role to build scale and capacity for nonprofit organizations.

At PAMF’s Druker Center for Innovation, Vandana leads strategic initiatives to support deployment of the Center’s work including partnerships, program modeling & operations, communications and a student internship program.  

Vandana has a graduate degree in Mass Communications from the Mass Communications Research Center in New Delhi and an undergraduate degree in Psychology from Delhi University.

Liz Silva
Executive Project Specialist


Prior to joining the Innovation Center team, Liz worked as a project coordinator for PAMF’s Personalized Health Care Program and as an implementation coordinator for the Electronic Health Record (EHR) Team. Liz earned a bachelor’s degree in Health Sciences from California State University, East Bay.

Martha Simmons, M.D., PhD
Clinical Content Manager


Martha has been with the Palo Alto Medical Foundation since early 2012 when she joined the Innovation Center as Clinical Content Manager for Personalized Healthcare Programs. In this position, she is responsible for creating, organizing and updating the growing range of clinical information used within these programs.

Martha received her BA in Biology with Honors from Grinnell College, and her MD and PhD in Pharmacology from the University of Iowa. She trained in Anatomic Pathology and Neuropathology at the University of California San Francisco, after which she joined the faculty as an Assistant Clinical Professor. As part of that role, she created new interactive online content for the Neuropathology portion of the Medical School’s Brain, Mind and Behavior course. She has also worked in medical communications and has taught classes in emotional and physical wellness through the Institute for Health Solutions.

John Williams
Marketing Communications SpecialistJohn WilliamsJohn joined the Innovation center in April, 2014, contributing expertise in marketing, business development and communications. He has worked for diverse companies in the entertainment, media, online, information and non-profit industries, for such companies as Windham Hill Records, America Online, Dialog, Stanford University and Community School of Music and Arts. John’s forte is creating imaginative marketing strategies, utilizing media, social media, special events and partnerships to drive visibility and engagement for organizations.

John holds a BA in geography from California State University, Chico, and graduate studies in geography at San Jose State University. He is also a professional photographer.

Charles Young, PhD
Senior Software Architect

Charles Young photo 2013

Since 2000, Charles has been innovating the EpicCare Ambulatory and MyChart applications to place PAMF at the forefront of health information technology. His initial foray into clinical applications development was at Hewlett Packard Labs, where he developed biomedical applications, including an electronic health record system and an ICU care management software system. Later, he joined the Epic Systems Research Institute, developing clinical applications currently used in EpicCare.

Charles earned a bachelor’s degree in Applied Physics at the California Institute of Technology and a doctorate in Applied Physics from Harvard University. After post-doctoral work at Harvard Medical School and Massachusetts Institutes of Technology, Charles worked as a physics professor at Brandeis University.