Kathleen O’Neill

Sheppard, Mullin, Richter & Hampton LLP

Kathleen M. O’Neill is an associate in the Corporate Practice Group in the firm’s San Diego office. Kathleen focuses her practice on mergers and acquisitions, corporate governance and operations, and regulatory advising for clients in the healthcare industry. Kathleen is dedicated to understanding each client’s needs to assist them in navigating legal issues and achieving desired outcomes. Kathleen advises clients regularly on structuring considerations and risk mitigation strategies in transactions.

Kathleen’s transactional practice is supported by her experience with federal and state law governing corporate practice of medicine, fraud and abuse, licensure, and commercial and governmental payor reimbursement.

As a former registered nurse, Kathleen’s clinical experience and insight give her a practical understanding of the issues and concerns clients face in doing business in the healthcare industry. She is passionate about serving clients effectively, thereby enabling them to serve patients, providers, and other stakeholders.

Before joining the firm, Kathleen began her legal career at another prominent healthcare firm in Chicago. She attended Northwestern University Pritzker School of Law, graduated with high honors, and was named to the Order of the Coif. During law school, Kathleen was a Note and Comment Editor for the Northwestern Journal of Law and Social Policy.

Prior to attending Northwestern, Kathleen worked for several years as a registered nurse at the University of Chicago, and continues to hold a registered professional nurse license in Illinois.


  • J.D., Northwestern University School of Law, 2015, magna cum laude, Order of the Coif
  • B.S., Loyola University of Chicago, 2009, magna cum laude


  • California
  • Illinois


Rate : $$$

What types of cases Attorney Kathleen O'Neill & Sheppard, Mullin, Richter & Hampton LLP can handle?
Sheppard, Mullin, Richter & Hampton LLP can handle cases related to laws concerning Corporate, Health Care, Mergers & Acquisitions. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Sheppard, Mullin, Richter & Hampton LLP located?
Sheppard, Mullin, Richter & Hampton LLP is located at 1901 Avenue of the Stars #1600, Los Angeles, CA 90067, USA. You can reach out to Sheppard, Mullin, Richter & Hampton LLP using their phone line 619.338.6660. You can also check their website sheppardmullin.com or email them at [email protected].
How much would it cost to hire Sheppard, Mullin, Richter & Hampton LLP?
Kathleen O'Neill lawyer charges are specific to each case. However, they work with contingency fees and its ranges from $$ to $$$. They also provide free consultation [and no obligation quotes] if you are interested to hire.
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Sheppard, Mullin, Richter & Hampton LLP
1901 Avenue of the Stars #1600, Los Angeles, CA 90067, USA
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