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Andrew J. Weissenberg

Andrew J. Weissenberg


Washington, DC
New York, NY

How Andrew Helps Clients

Andrew focuses his practice on health care transactional matters and regulatory compliance. On the regulatory side, Andrew counsels clients across the country with respect to health care fraud and abuse issues related to state and federal anti-kickback and physician self-referral laws, physician entity structuring, licensure matters and corporate practice of medicine prohibitions. Andrew’s transactional practice includes buy and sell side representation with respect to healthcare transactions, private equity transactions, and day-to-day corporate matters including, advising directors, officers and executives, drafting, reviewing, and negotiating documents with respect to equity transactions, employment agreements, organizational documents and service agreements. He has significant experience with respect to representation of health care providers and physician practices in connection to complaints, audits, and investigations by state and federal regulatory authorities.

Andrew represents a variety of clients, including group practices, behavioral health providers, clinical laboratories, cannabis companies, telehealth companies, management companies and individual providers.

What Clients Can Expect 

Andrew works with clients to provide creative, efficient strategies that close deals. With his grounded and clear explanations of legal concepts, he helps companies navigate different phases from formation to full operations and the regulatory landscape at each stage.

Outside the Office 

Outside of the office, Andrew enjoys playing men’s league baseball, golfing, and spending time with his wife and cats. Andrew loves to travel and has recently traveled to Panama, Sweden, France, Greece, and Denmark.

“Healthcare is an exciting area of the law because it is rapidly changing depending on a variety of different market or societal factors. My favorite part of my practice is successfully guiding my clients through the complex regulatory healthcare landscape to enable them to meet their strategic goals.”

Proof Points

  • Represented executive team with respect to their rollover equity in connection to sale of their company for approximately $1 billion.
  • Secured a six-figure settlement on behalf of a Massachusetts physician group with respect to a breach of warranty claim against a fortune 500 company.
  • Secured a Determination of Need on behalf of an ophthalmology practice to enable it to operate an ambulatory surgery center.
  • Restructured affiliated group of related corporate entities to ensure regulatory compliance in preparation for sale.
  • Represented clinical laboratories, hospitals, and physician groups in state and federal investigations.