National Alliance Staff


Michael Thompson

President & CEO

Michael Thompson is the President and CEO of the National Alliance of Healthcare Purchaser Coalitions (National Alliance), an association of approximately 50 regional coalitions collectively supporting over 12,000 healthcare purchasers providing health coverage to more than 45 million Americans. The National Alliance helps to lead improvements in health, wellbeing and value for our companies and communities across the country.

Prior to joining the National Alliance, Mike was a Principal at PricewaterhouseCoopers (PwC) for 20 years. Thompson is a nationally recognized thought leader for business health strategies and health system reform. He has worked with major employers and other stakeholders on sustainable cost reduction, integrated health, wellness and consumerism, retiree health, private health exchanges and health reform. Known for developing and promoting collaborative cross-sector health industry initiatives, Mike participated on the steering board of the World Economic Forum’s “Working towards Wellness” initiative and co-founded the Private Exchange Evaluation Collaborative (PEEC). Prior to PwC, Mike served as an executive with diverse roles with Prudential Healthcare for over 17 years.

Mike is a Fellow of the Society of Actuaries, serving on the Health Practice Council, and chairs the Medicare Sub-Committee of the American Academy of Actuaries (AAA). He is also widely recognized as a leading national advocate for mental health and wellbeing and was Past President of the New York City chapter of the National Alliance for Mental Illness (NAMI). Mike previously was an active member of the board of the Northeast Business Group on Health for 11 years.


Margaret Rehayem

Director of Initiatives & Programs

In her role as the Director of Initiatives and Programs, Margaret oversees activities for a number of the national initiatives and programs that bring together its talented and nationally diverse coalition network and other healthcare stakeholders in order to impact the employer community.. She brings with her over 20 years' experience working with employers in the areas of wellbeing, organizational culture, population health, wellness, and overall healthcare strategic planning. 

Over the years she has led cross-functional teams that implement successful approaches in healthcare and  multi-stakeholder community collaboratives focused on resolving challenges and leveraging common synergies. She is a national speaker on a number of healthcare topics including: health benefits, business performance, leadership, employee engagement, community health, and the impact of health and wellbeing in organizations.  

Before joining the National Alliance, she was on the leadership team for almost a decade at the Midwest Business Group on Health, a leading business coalition in Chicago. Prior to this, she created and managed an award-winning employee health & wellness program for 11 years at a community college. In 2013, she was appointed to the University of Wisconsin Health and Wellness Management Program Advisory Board. She has been an adjunct faculty professor since 2008 and teaches corporate health and entrepreneurship at the University of Illinois at Chicago.


Maria Cornejo

Director of Operations

Maria Cornejo, Director of Operations has been with National Alliance of Healthcare Purchaser Coalitions (National Alliance) since 1996. Ms. Cornejo oversees the day-to-day operations of National Alliance and manages the full range of administrative, logistical, and operational duties in a wide variety of program areas including human resources, accounting, budgeting, board liaison, information technology, and assistance in program development. Ms. Cornejo also manages, creates and develops the National Alliance website.

Ms. Cornejo is a Washington, DC native. She is also bi-lingual (English & Spanish).


Karlene Lucas, RRT, MBA

Director, Development and Program Management

Karlene Lucas, MBA, RRT is the Director of Development & Program Management and is responsible for Affiliate Membership and event management. Ms. Lucas has more than over 12 years' experience working with employers in the areas of Value Based Benefit Design, Diabetes, Asthma and Wellness initiatives. Ms. Lucas has been published in several health care journals, the most notable is Health Affairs for her work on an innovative Value Based Benefit Design program in Diabetes. Prior to joining the National Alliance, she was the Director of Education and Demonstration Projects for the Florida Health Care Coalition. FLHCC is the only business coalition in Florida representing nearly two million covered lives. Its Clinical Quality Initiative has been recognized locally, state-wide and nationally by ABC’s World News Tonight, New York Times and Wall Street Journal. She was responsible for directing demonstration projects, consumer campaigns, education and event planning.
Ms. Lucas holds a BS in Cardiopulmonary Sciences from the University of Central Florida and an MBA from Nova Southeastern University.

Alyssa Barilotti

Project and Member Engagement Coordinator

Alyssa graduated from Arcadia University with dual BAs in International Studies and French in the spring of 2016. Alyssa has worked with the National Alliance since September 2016. Ms. Barilotti helps the Director of Operations manage the programs of the National Alliance in administrative and logistic tasks including social media management and website design.


Foong-Khwan Siew

Director of eValue8

Foong-Khwan Siew, PhD, MBA, Director of eValue8TM, is responsible for managing the eValue8 program, National Alliance of Healthcare Purchaser Coalitions’ national initiative to evaluate the performance of health plans. Ms. Siew has more than 20 years’ experience in the health care industry with different assignments in market research, promotion and marketing, including launch of the first and only chickenpox vaccine in US. She also has extensive experience working in international markets and different stakeholders in health care industry including purchasers, physicians, coalitions and plans.

Ms. Siew holds a BS in Math and Chemistry from Trinity University, a PhD in Chemistry from the University of Pennsylvania, a Post doctoral from Cambridge University, and an MBA from Wharton. She is also bi-lingual (English & Cantonese) and speaks French and Malay/Indonesian.


Cary Conway

Director of Communications

Cary Conway, Director of Communications, is responsible for development of external communication materials and media relations. She has served as a consultant for National Alliance of Healthcare Purchaser Coalitions since 2004. Ms. Conway has consulted since 1999 and previously served in a variety of communication roles for Motorola Semiconductor Products Sector (now Freescale Semiconductor). Before joining Motorola, Cary managed public relations for an advertising and marketing agency and also held positions with a Dallas public relations firm.

Ms. Conway speaks on a variety of communications, media training and public relations topics. She holds a BS in journalism/public relations from the University of Kansas.