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Michael W. Long is the Chairman & Chief Executive Officerof Lumeris Group Holdings Corporation

W. Michael Long

Chairman & Chief Executive Officer, Lumeris Group Holdings Corporation

An entrepreneur in healthcare, financial services, e-commerce and energy, Mike has led teams that built Continuum, a multi-billion dollar global leader in insurance software; Healtheon/WebMD, the largest consumer health information website and healthcare payments transaction clearinghouse (chronicled in Michael Lewis’ best-seller, The New, New Thing); Move/Realtor.com, the largest online real estate website; and NEOS, a geosciences company that pioneered multi-measurement interpretation of geo-datasets and imaging of the earth’s subsurface. 

Today, Mike leads Lumeris, the market leading technology and risk management company helping health systems and physician practices succeed in value-based care. With more than $12 billion of medical spend under management and two million patients on its platform, Lumeris and its provider partners have been recognized for providing the highest quality, most cost-effective healthcare in the country. Its subsidiary, Essence Healthcare, has received a 5-star rating from the Center for Medicare and Medicaid Services (CMS) for delivering the highest quality patient services for the last three years.  


Find out why health systems and physician groups across the country partner with Lumeris.​