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With 17 offices, from New York to Los Angeles and Seattle to Orlando, we live and work in communities all over the U.S., collaborating across locations, disciplines and even borders. Our experienced, highly ranked lawyers serve businesses wherever they are and wherever they want to go.

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Am Law 100 firm with practices in Business, Digital Assets and Data Management, Intellectual Property, Labor & Employment, Litigation and Tax.

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James Sherer Comments on Client Questions Post-Election in Law.com and The Recorder Articles

Peter Roskam and BakerHostetler’s Post-Election Webinar Mentioned in Articles on Trump’s Second Administration

Michael Snarr Comments on Tariffs and Trade Under New Administration

Sarah La Voi, Lauren Bass Pen Article for The Licensing Journal on Morals Clause

Jack’s client engagements include representing: (i) hospitals and health systems, including those organized as nonprofit, governmental, academic medical centers and for-profit companies; (ii) physician practices, medical foundations, provider networks, federally qualified health centers, rural health clinics, tribal clinics and other clinic structures; (iii) health plans and payors; (iv) ancillary service providers, including surgery centers and clinical laboratories; (v) private equity groups; and (vi) other healthcare businesses, including those providing management services organizations (“MSOs”), care management, population health and medical research.
Prior to his legal career, Jack was a certified public accountant with over a decade of experience with Big 4 accounting and consulting firms, where he provided financial, consulting, audit, reimbursement and tax services to local, regional and global healthcare and life sciences companies.
Jack regularly publishes on a variety of legal issues affecting healthcare companies.

core/freeform

LL.M., Taxation, Georgetown University Law Center, 1999

J.D., Wake Forest University School of Law, 1991

B.A., Accounting, Michigan State University, 1984, 

<ul>
<li>The Best Lawyers in America®
<ul>
<li>Southern California: Health Care Law (2022 to 2024)</li>
</ul>
</li>
<li>The Legal 500 United States
<ul>
<li>Referenced in Healthcare: Health Insurers (2023)</li>
</ul>
</li>
<li>Southern California &#8220;Super Lawyer&#8221; (2015 to 2020)</li>
</ul>

Los Angeles

Business

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Financial Services: Regulatory and Compliance

Healthcare

Life Sciences

<ul>
<li>Mergers and acquisitions, joint ventures, affiliations and other strategic arrangements.</li>
<li>Physician practice acquisitions, including the representation of private equity groups, hospital systems, medical foundations, physician practice management companies and other healthcare companies.</li>
<li>Contracting, including agreements relating to professional services, management services, employment, consulting, severance/separation, managed care contracting, revenue cycle management, care management/coordination, information technology, outsourcing, grants, financing, leasing and other general contracting matters.</li>
<li>Business entity structuring and governance.</li>
<li>Regulatory and compliance counseling, monitoring/auditing and investigations, including matters relating to Medicare, Medi-Cal, anti-kickback, self-referral, fraud and abuse, revenue cycle, compensation, corporate practice of medicine, tax-exemption, nonprofit, licensure, managed care, insurance, grants, security/privacy, antitrust/competition, compliance plan design, implementation and effectiveness assessment.</li>
</ul>

John T. “Jack” Gilbertson

John T. “Jack” Gilbertson

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