Sean Hennessy

Sean Hennessy focuses his practice on white-collar and securities defense matters, including the defense of criminal and civil investigations brought by the Department of Justice (DOJ), the Securities and Exchange Commission (SEC), and State Attorneys General. Sean defends individuals and public and private companies against governmental investigations involving allegations of antitrust violations, securities and investment adviser fraud, insider trading, financial market manipulation, tax crimes and violations of the False Claim Act. Read Sean Hennessy's full bio.
Health Care Enforcement Quarterly Roundup – Q1 2019
By McDermott Will & Emery, Amandeep S. Sidhu, Drew Elizabeth McCormick, Irene A. Firippis, James A. Cannatti III, Jennifer B. Routh, Laura McLane, Matthew M. Girgenti, Paul M. Thompson, Sean Hennessy, Sophia A. Luby, Theodore Alexander, Tony Maida and T. Reed Stephens on Apr 26, 2019
Posted In Additional Compliance Resources, Other Notable Enforcement Actions, Pharmaceuticals
In this first installment of the Health Care Enforcement Quarterly Roundup for 2019, we continue to monitor trends we identified in 2018 and introduce new enforcement efforts that are expected to persist in the coming year. In this Roundup, we focus on increased enforcement activity against electronic health record (EHR) companies, enforcement against individuals (with an acute focus...
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Eighth Circuit Rejects FCA Claim for Failure to Allege Actual Claims for Payment
By Sean Hennessy on Mar 11, 2019
Posted In Rule 9(b) Particularity
On February 11, 2019, the Eighth Circuit affirmed the dismissal of a group of relators’ qui tam suit against Crawford County Memorial Hospital for failure to meet the pleading standards required by Federal Rule of Civil Procedure 9(b). The court’s decision focused on the relators’ failure to allege the specifics of any actual claim for...
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Northern District of California Dismisses FCA Claim with Prejudice for Inability to Point to Particular Claims for Payment
By Sean Hennessy on Oct 15, 2018
Posted In Rule 9(b) Particularity
On October 1, 2018, the District Court for the Northern District of California dismissed with prejudice a relator’s qui tam suit against Carelink Hospice Services, Inc. (Carelink) for failure to meet the heightened pleading standards mandated by Federal Rule of Civil Procedure 9(b). The court’s decision largely rested on the relator’s inability to specifically plead...
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District Court Discards FCA Claim with Prejudice for Inability to Identify Specific False Claims
By Sean Hennessy on May 10, 2018
Posted In Rule 9(b) Particularity
On April 24, 2018, the District Court of Maryland dismissed with prejudice a relator’s qui tam suit against Johns Hopkins Health System Corporation (Johns Hopkins) for failure to state a claim. The court’s decision rested on two rationales, the second of which is generally applicable to FCA claims in the Fourth Circuit and serves as...
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