Edward G. Zacharias - McDermott Will & Emery


Edward G. Zacharias is the managing partner of McDermott’s Boston office. Clients across the healthcare industry and beyond turn to him for practical, business-oriented counsel on their most significant privacy and cybersecurity compliance, healthcare regulatory and transactional matters. Ed’s clients include “Big Tech” companies, health information technology and digital health companies, healthcare providers, insurers, electronic health record platforms, pharmacies, drug and device manufacturers, life sciences companies and health services vendors.

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  • Advised a Fortune 20 company establish a comprehensive HIPAA compliance program and data use strategy related to its entrance into the healthcare market as a provider of healthcare services
  • Advised a large, publicly traded social media platform on a variety of COVID-19 related initiatives involving global privacy, cybersecurity, telehealth, medical device and other legal considerations
  • Served as lead counsel to a health system with over 500 clinical sites of service in responding to ransomware attack, including coordinating legal and compliance advice, cybersecurity and forensics teams, media response, communications with regulators and ransom negotiations with threat actor

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  • Chambers USA, Healthcare, Privacy & Data Security: Healthcare, 2018-2023
  • The Best Lawyers in America, Healthcare Law, Boston, 2022-2024
  • Thomson Reuters, Stand-out Lawyer – independently rated lawyers, 2023-2024
  • Massachusetts Lawyers Weekly, Top 20 Managing Partner, 2024
  • Burton Awards, Law360 Distinguished Legal Writing Award, 2023
  • BTI, Client Service All-Stars, 2022
  • The Legal 500 USA, 2021
  • Acritas Stars, listed among independently rated lawyers, 2020


  • American Health Lawyers Association


Boston University School of Law, JD, 2006
Case Western Reserve University, MA, Bioethics, 2003
Coleman College, AS, Computer Applications and Networks, 2001
Boston College, BA, 1999