James F. Hennessy

Partner

“James Hennessy draws particular praise for his expertise in handling matters connected to radiology operations. He has experience advising on various acquisitions and healthcare transactions.”

Chambers USA, Healthcare

James is a health care regulatory attorney in Reed Smith’s Life Sciences Health Industry Group, based in the San Francisco Bay Area. He represents traditional health care providers and life sciences companies alongside the emerging generation of digital health and AI-driven companies reshaping the industry, helping clients navigate the regulatory and transactional complexities of a rapidly evolving health care landscape.

Experience

Representative matters

Served as co-counsel to McKesson Corporation in its agreement with CD&R to acquire Option Care Health, Inc., a national provider of home and alternate site infusion services, at a total enterprise value of $5.8 billion. Under the agreement, McKesson will invest $1.4 billion for a 49% stake and has a framework to later acquire CD&R’s interest.
Represented one of the largest independent outpatient medical imaging providers in the United States in the development and launch of an Artificial Intelligence (AI)-driven platform and patient engagement partnership, enabling patients to better understand imaging results and receive personalized care recommendations.
Represented a publicly traded national provider of freestanding outpatient diagnostic imaging services in the development and launch of a flagship Artificial Intelligence (AI) product designed to leverage artificial intelligence to improve the accuracy and efficiency of patient care delivery.

Recognitions

  • Recognized in the prestigious, client-selected Thomson Reuters Stand-Out Lawyers listing for 2026 

  • Ranked in Chambers USA for California Healthcare, 2026

Credentials

Education

  • University of California, Los Angeles, School of Law, 2013, J.D.
  • Gonzaga University, 2009, B.A., Political Science

Professional admissions & qualifications

  • California

News

Media mentions

Insights

Blogs