Greg is a Co-founder and Partner at Epsilon. He has extensive experience as a healthcare investor, advisor, and entrepreneur, working with stakeholders throughout the industry, from multibillion-dollar payors and providers, to health IT start-ups and de novo provider practices.

Greg has a long-standing passion for digital health, having worked with a multitude of digital health solutions for well over a decade. He formed Epsilon, along with Steven Epstein, in an effort to continue to support what they view as the essential, and long overdue, digital transformation of the healthcare industry.

Prior to and independent of Epsilon, Greg has been an investor in over 20 healthcare companies, including MedExpress, Solis, Syft, Zing Health, Inception Fertility, Cognitive Clinical Trials, and Accumen, among many others. He has also served on multiple care board, and in various advisory capacities with health care companies and financial sponsors, including Cognitive Clinical Trials (Director), Inception Fertility (Director), Fitzroy Health (Director), Fallon Health Weinberg (Director), Banjo Health (Director – Epsilon portfolio company), Healthsense (Board Advisor), Syft (Board Observer), Axuall (Board Observer – Epsilon portfolio company), Radius Ventures (Venture Advisor), and Orangewood Partners (Operating Advisor), among others.

Greg is also a partner in the Healthcare and Life Sciences practice of Epstein, Becker, & Green, PC, a national healthcare law practice widely recognized as one of the premier healthcare law groups in the United States. He has been individually recognized as a top health law attorney for his work by leading law trade publications, lectured on digital health (co-teaching a digital health law course), and has spent extended periods in-house on secondment with both a multibillion-dollar payor and provider.

Greg has a PhD from NYU (with a Maccracken Fellowship), a JD from Harvard Law School (with Honors), a BA from Amherst College (with Honors).