CEO

Karin Humphrey

With a strong entrepreneurial spirit, Karin has dedicated her career to transforming and evolving cost management – and building some of the biggest names in the industry. She shares her distinctive vision with our clients and our team, having experienced all facets of the pharmacy benefits management space. Karin drives the overall vision and growth strategies of Expion Health and empowers the organization to develop the future of healthcare cost management. She graduated Cum Laude from the University of Nevada, Las Vegas and holds a Master's in Business Administration.

EVP, Chief Client Officer

Chris Westbrook

Chris joined Expion Health with a strong track record of building successful strategic partnerships in the pharmacy benefits management space at organizations such as OptumRx. He leads with the philosophy that strong relationships lead to strong results. At Expion Health he is responsible for our overall pharmacy solutions practice including growth, innovation, and cultivating high-performing teams dedicated to creating value for our clients. Chris earned his MBA from the University of Georgia.

Chief Transformation Officer

D.S. Suresh Kumar

A proven technology leader for over 20 years, Suresh has led strategy, innovation, and product development to help payors and providers reduce the cost of care and increase patient engagement. Suresh drives transformation by fostering a culture that is collaborative, curious, and passionate about technology. He holds a Bachelors of Engineering degree from the Birla Institute of Technology and Sciences.

Chief Operating Officer

John Ollis

John draws on his diverse background in sales, operations, consulting, and executive coaching to lead operations and medical claims solutions at Expion Health. He combines financial rigor with big picture thinking to drive high-performing teams, partnerships, solutions, and results for our clients. John holds a Bachelor of Science degree in Biology from Bowdoin College and obtained his coaching degree from the Institute for Professional Excellence in Coaching.

Chief Financial Officer

Andrea Papa

A highly strategic finance, accounting, and operations executive, Andrea has supported business growth and profitability in mid-sized and multibillion-dollar organizations. She is responsible for the complete financial lifecycles, pricing, and analytics for Expion Health. Andrea believes organizational growth and stability are essential for delivering the most value and innovation to our clients. She holds a Master of Science Degree in Accounting from Virginia Tech.

Managing Partner, Medical Services

Linda Plaster

Linda brings decades of healthcare leadership and entrepreneurial experience to Expion Health. She has built and operated numerous healthcare businesses in medical cost containment and is dedicated to innovative and creative solutions that assist healthcare payers in their quest for growth. Linda earned her undergraduate degree in Business and Allied Health from Tampa College and has completed advanced coursework in Management and Finance at the Isenberg School of Management at the University of Massachusetts Amherst.

VP, Clinical Solutions

Jeremy Garris

Jeremy combines a wealth of industry expertise and business acumen to create innovative relationships and strategies for Expion Health clients. He leads our clinical strategy practice consulting on formulary and specialty products and providing strategies for enhancing clinical support and satisfaction for members. Jeremy earned a Bachelor of Science in biology from the University of Kentucky and a Bachelor of Science in pharmacy from the University of Rhode Island.

SVP, Operations

DJ Reid

DJ’s philosophy is that successful client solutions are the product of data, technology, and trusted partnerships. He enjoys working directly with clients to identify areas where innovation can help optimize performance and savings. DJ leads the Expion Health medical claims management and provider services teams, overseeing product management, client services, and implementation. He holds a Master’s in Public Health from the University of Florida.