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Samuel J. Leib

Partner Wilson Elser Moskowitz Edelman & Dicker LLP
Work 740 N. Plankinton Avenue, Suite 600 Milwaukee WI 53203 USA Work Phone: 414-292-3011 Website: Wilson Elser


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Nearly 800 attorneys strong, our firm serves clients of all sizes, across multiple industries and around the world. Wilson Elser has 27 strategically located offices in the United States, another in London and several European affiliates. This depth and scale has made us one of the nation’s most influential law firms, ranked in the Am Law 200 and in the top 50 of the National Law Journal 350.

Since our founding in 1978, Wilson Elser has forged a reputation as a formidable player in insurance coverage and defense. Our experience in this tightly regulated, cost-conscious industry has shaped a firm culture of accomplished professionalism and cost efficiency that delivers demonstrable value to clients.

Today, Wilson Elser provides clients with full-service, first-class legal services, spanning the spectrum of litigation and related areas. We apply the discipline and diligence of effective litigation to virtually all areas of the law, drawing on a comprehensive roster of legal services to create multidisciplinary teams that give each client matter the best of the firm’s collective intelligence and capabilities.

Our firm’s uncommonly high concentration of seasoned senior litigators gives us an advantage when handling our clients’ most challenging and technical cases. More broadly, many of our attorneys have specialized degrees in business, engineering, medicine and accounting, as well as extensive on-the-ground professional experience, which translate into client solutions that work in the real world.

By combining our attorneys’ deep experience with the vast resources and technical capacity of a large and highly respected firm, Wilson Elser consistently provides our clients with sound, uncompromising legal representation.


Samuel Leib is the deputy regional managing partner of the Milwaukee office and maintains a distinguished general litigation practice representing clients in matters involving medical malpractice, oral surgical and dental malpractice, long-term care facilities, and related business transactions and disputes nationwide. In addition, he has represented governmental entities and subdivisions on personal injury and civil rights claims on the state and federal levels. Sam has litigated more than 150 jury trials to verdict in cases ranging from brain damaged babies to decubitus ulcers. Before joining Wilson Elser, Sam was a founding shareholder and partner in a well-known Milwaukee firm. He has been admitted to practice pro hac vice in Arizona, Illinois, Iowa, Minnesota, Connecticut and New York.

Among other professional distinctions, Sam has been a member of the faculty of Marquette University Law School since 1998, instructing and inspiring new attorneys in the area of health care provider liability, a course of study he co-developed. Sam lectures frequently on health care and litigation issues.

Areas of Focus:

Medical Malpractice
With a special focus on medical professional liability litigation, Sam is regarded as one of the top medical malpractice defense lawyers by professional liability insurance carriers. He has defended health care providers as diverse as hospitals, clinics, nursing homes, assisted living facilities, physicians, nurses, physician assistants, dentists and mental health professionals. In addition to liability defense, Sam’s health law practice also encompasses business and transactional advice to provider organizations in matters ranging from mergers and buyouts to licensing and credentialing disputes.

Oral Surgery & Dental Malpractice Specialization
The defense of oral surgeons and maxillofacial surgeons through OMSNIC, the profession’s national insuring organization, has been part of Sam’s practice for more than two decades, and he has received numerous awards for defense of oral surgeons in Wisconsin.

Governmental Entities
Sam has represented government entities and their subdivisions, including water utilities, school districts, counties and municipalities .He also has extensive experience is defending governmental entities on USC section 1983 cases, particularly alleged deliberate indifference in providing institutional health care.

Pharmaceuticals & Medical Devices
Sam has defended cases relating to pharmaceuticals and medical devices causing personal injury and death, including fentanyl patch, phentermine hydrochloride, coumadin, Lovenox®, diethylstilbestrol (DES) and other drugs. In addition, he has been involved latex glove, prosthetic joint and other medical device defense.


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740 N. Plankinton Avenue, Suite 600 Milwaukee WI 53203 USA