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Hooper Lundy & Bookman PC


7 ranked lawyersBand 1CaliforniaUSA 2021 View ranking table
chambers review
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Ranked Lawyers
chambers review
department information
Ranked Lawyers

Chambers Review

Chambers Research is conducted by 200 Research Analysts, across 200 jurisdictions and provides nearly 6,000 rankings tables. Annually we collect hundreds of thousands of responses from clients, the majority via in-depth interview. Learn more about our methodology.

What the team is known for

Outstanding healthcare boutique, with significant capability in acting for both providers and suppliers across a range of complex and cutting-edge matters. Excels in Medicare and Medicaid regulatory matters and in litigation against payors, including notable strengths in fraud and abuse claims. Also well versed in transactional issues, with an impressive market share of hospital acquisitions in the state.


According to clients, "the firm stands out as the best."

"They're top-notch in every way," says a source.

Sources say: "The firm has an amazing collection of healthcare lawyers with different expertise."

Work highlights

Served as outside legal counsel to MemorialCare, which included advising on its joint venture partnership with Physical Rehabilitation Network to operate 17 community-based, full-service physical therapy centers in southern California.

Notable practitioners

Charles Oppenheim has considerable knowledge in Stark Law, which forms part of his extensive regulatory and legislative compliance capabilities.
"He is a great expert in Stark Law." "He is very responsive and knowledgeable. He gives very thought-out advice and has a very good feel for what the market practices are." "He's a premier expert."

Lloyd Bookman is a highly regarded leader in the healthcare field who counsels clients on both litigation and regulatory compliance matters.
"He has connections to various regulators and is able to give an insider's insight, which is very valuable, and unique to Lloyd."

Mark Reagan advises clients such as hospitals, physician groups and home health agencies on regulatory compliance and disputes, including fraud and abuse mandates.
"He is one of the best policy advisers that there is. He understands health policy as well as he understands health law." "Mark is one of the most brilliant legal minds in the healthcare arena." "Mark Reagan is the smartest lawyer I know."

Mark Johnson represents a variety of clients such as skilled nursing facilities and post-acute healthcare providers in litigation, offering notable fraud and abuse strength. He specializes in areas of post-acute healthcare.
"He is knowledgeable and has great insight into not only the legal aspects, but in areas of business and public relations." "He's really good with clients and inspires great confidence in them."

Patric Hooper retains his standing as a leading healthcare litigator. He frequently acts on large-scale class actions, reimbursement disputes and licensing issues on behalf of both for-profit and nonprofit entities.
"He has a stellar reputation."

Robert Lundy is held in high regard for his longstanding industry expertise. He has extensive experience advising clients on a range of transactions, including joint ventures, acquisitions and financings. He is also noted for his licensing capabilities.

Scott Kiepen is noted for his extensive contentious and regulatory practice, which includes fraud and abuse disputes, licensing issues and malpractice claims in the long-term care and senior housing markets.
"He has a mastery of the regulatory process, how nursing facilities and providers interface with the California Department of Public Health, the CMS and the federal side. He is very articulate and personable, and skillful in the courtroom."

Department Information

This content is provided by Hooper Lundy & Bookman PC.


Founded in 1987, Hooper, Lundy & Bookman, PC is the largest law firm in the U.S. dedicated exclusively to the representation of health care providers and suppliers.​
Each attorney specializes in health care law. Many work across the disciplines of health care transactional, regulatory/reimbursement and litigation, providing our clients with seamless representation.
We are often able to resolve a complex issue or answer an esoteric question swiftly with an internal call or email, as many of our attorneys have decades of experience serving the health care industry. The firm’s longevity is also evident in the amount of case law we have developed in our more than 30 years of operation.

As examples of the advantage of our longevity and specialization:

  • We have represented health care providers in many of the most significant Stark and fraud and abuse cases in the country
  • ​We have more attorney years of Medicare and Medicaid reimbursement experience than any other firm in the country
  • We have represented clients in some of the most significant hospital acquisitions over the last several years
  • We have recovered more than $1 billion for providers in actions against private and public payors

Our clients include all facets of the healthcare provider and supplier community. To learn more, please visit our website at


Lundy, Robert W (Head of Department)

Berlin, Jodi

Bookman, Lloyd A

Campbell, Ross

Cannizzo, Craig

Chan, Eric

Clark, Matthew

Dru, Katherine

Durie, Benjamin

Frey, Andrea

Getzoff, Laurence

Gordon, Bridget

Gross, Stephanie

Hansen, Jennifer

Hatch, David

Hayes-Kibreab, Amanda

Hellow, John

Henninger, David

Hooper, Patric

Johnson, Mark

Johnson, Mark

Joseph, Amy

Kearney, Jordan

Kiepen, Scott

Kiepen, Scott

Krul, Sandi

LaMagna, Joseph

Lin, Sansan

Macklin, Alicia

Marsden, Nina

Miller, Robert

Moodie, Brett

Oppenheim, Charles B

Pagonis, Katrina

Phillips, Stephen

Randlett Kollar, Linda

Reagan, Mark

Reagan, Mark E

Schmitz, Karl

Senelick, Devin

Shulman, Harry

Stock, Stanton

Swanson, Todd

Wicker, Catherine

Wood, Ruby


Health Care


Hooper Lundy & Bookman PC


1875 Century Park East

Suite 1600

Los Angeles



CA 90067

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Articles, Highlights and Press Releases

Total 2 Articles, Highlights and Press Releases

Ranked Lawyers

Chambers Research is conducted by 200 Research Analysts, across 200 jurisdictions and provides nearly 6,000 rankings tables. Annually we collect hundreds of thousands of responses from clients, the majority via in-depth interview. Learn more about our methodology.



Charles B Oppenheim
Band 3
Lloyd A Bookman
Senior Statespeople
Mark E Reagan
Band 3
Mark Johnson
Band 5
Patric Hooper
Senior Statespeople
Robert W Lundy
Eminent Practitioners

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