International Society of Primerus Law Firms

Islandia Attorney
William J. Lewis, Esq.

Phone: 631.240.0486


Languages: English

Bill Lewis’ practice includes the defense and trial of cases arising from all areas of litigation, including claims of medical malpractice, environmental violations, product defects, municipal and premises liability, construction site accidents, vehicular negligence, insurance fraud, and bad faith claims.  He has over 35 years of trial experience in a wide range of civil and criminal litigation.  Bill successfully tried the largest environmental/beach erosion case in New York State history.

Prior to founding Lewis Johs in 1993, Bill was senior trial partner and head of the Medical Litigation Department at a large national law firm.  Prior to that, he was in private practice as trial counsel to the defense industry and served as an Assistant District Attorney in Bronx County.

Bill was admitted to the New York State bar in 1972, the United States District Court for the Eastern and Southern Districts of New York in 1976, and the United States Court of Military Appeals and the United States Supreme Court in 1979.

He has appeared as a medical litigation expert on an internationally syndicated television talk show, has lectured on burdens of proof in insurance fraud cases, has been a guest lecturer at the American Inns of Court, Nassau County, Roosevelt Chapter, an instructor at the National Institute of Trial Advocacy at Hofstra Law School, and has served as a member of the Board of Ethics for the Town of Hempstead.  He has also been published in Medical Malpractice in New York, “Chapter 2: Statutory Laws in Medical Malpractice, New York State Bar Association, 2000.”  Bill is a member of the American Bar Association, Association of the Bar of the City of New York, Nassau County Bar Association, Nassau-Suffolk Trial Lawyers Association, New York State Bar Association, and the Defense Research Institute.  Bill was named as one of the tri-state region’s “Best Lawyers.”

Bill Lewis received his Juris Doctor Degree from St. John’s University School of Law simultaneously with his Bachelor of Arts Degree from The City College of the City University of New York in 1971.  He received an Associate of Arts Degree from Staten Island Community College in 1967.

Attorney News & Announcements

Eight Lewis Johs Avallone Aviles, LLP Attorneys Named to Super Lawyers 2013 List

Contact This Firm

Lewis Johs Avallone Aviles LLP

Islandia, NY Office

One CA Plaza, Suite 225
Islandia, NY 11749
United States

New York City Office

61 Broadway, Suite 2000
(btw Rector St. and Exchange Pl.)
New York, NY 10006
United States

Riverhead, NY Office

The Luce Building
21 East Second Street
Riverhead, NY 11901
United States

Law Firm Contact: Robert J. Avallone

Tel: 631.240.0486

Fax: 631.755.0117


Member Since: 2008

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