Daniel J. O

Daniel J. O'Brien

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  • F:216.363.4588
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Daniel O’Brien is a partner with the firm’s Health Care & Life Sciences Practice Group. Dan’s practice focuses on counseling individuals and entities engaged in the health care industry on transactional and regulatory business matters, with a particular focus on health care deal work. Dan’s understanding of the varied health care regulatory issues facing providers allows him to bring a unique perspective to transactions that helps to solve problems and close deals.

His transaction experience includes representation of a wide variety of provider types, including nursing home owners and operators, hospitals, durable medical equipment companies, and home health care companies, among others.

Dan also has experience working with individuals and entities in the legalized cannabis industry, and has a strong understanding of what it takes to ensure compliance with complex-state licensing requirements.


    • The Ohio State University, Moritz College of Law, 2009, J.D.
      • Recipient, CALI Excellence for the Future Award - Mergers & Acquisitions
      • Recipient, CALI Excellence for the Future Award - Accounting
      • Recipient, Arthur James Seelye Award - Outstanding Business Law Student
      • Finance Director, Entrepreneurial Business Law Journal
    • Ohio University, 2006, B.B.A.

    • Ohio
    • Ohio State Bar Association
    • Cleveland Metropolitan Bar Association
    • Cleveland Metropolitan Bar Association, Health Law Section

    • Board of Directors, Center for Community Solutions
    • Committee Member, National Multiple Sclerosis Society, Ohio Bankruptcy Chapter, Finance Committee (2014-Present)
    • 3Rs Volunteer - Cleveland Metropolitan Bar Association
    • Association for Corporate Growth
    • Board Member, The O'Brien Foundation a non-profit focused on supporting individuals with ALS (Lou Gehrig's Disease).
    • American Health Lawyers Association
      • Post-Acute and Long Term Services Practice Group - Leadership Development Program