John R. Ninosky


John is a member of the firm's Health Care Department. While he concentrates his practice in medical malpractice, representing correctional health care providers, health systems, long term-care facilities, assisted living facilities, physicians, nurses and mental health professionals, John also has extensive experience in handling general liability matters. He has successfully tried cases to verdict in all three of Pennsylvania's federal courts, and in 12 county courts of common pleas. John has also participated in various types of ADR activities, including arbitrations and mediations, throughout Pennsylvania.

John partners with his clients to resolve matters as efficiently and effectively as possible. He evaluates each case with an eye toward prompt resolution, whether through ADR or trial. An experienced trial attorney, John assesses the risk of exposure and focuses on developing a persuasive story that is easily understandable for the jury. 

While attending the Dickinson School of Law, John was a member of the ATLA trial team. He was also an adjunct professor with the Advocacy Program. Prior to law school, John graduated summa cum laude from Indiana University of Pennsylvania. As an undergrad, he participated in varsity baseball and was named a three-time PSAC scholar athlete award winner. John remains active with IUP and has served as the president of the Alumni Association Board of Directors. He was the recipient of the Distinguished Alumni Award for Service in 2018.

John has been recognized by his peers for his legal ability on a number of occasions.  Specifically, he has been consistently named a Pennsylvania Super Lawyer as well as a Best Lawyers in America.  Most recently, John was recognized as the 2020 Lawyer of the Year in the practice area of Personal Injury Litigation – Defendants in Harrisburg by Best Lawyers. 

As an active member of the legal and civic communities, John is involved in various organizations. He is a member of the Dauphin and Cumberland County Bar associations, the Pennsylvania Defense Institute, and the St. Thomas More Society. John is the former Mayor of Paxtang Borough and past president of the Paxtang Borough Council. He coached youth sports through the Wilhem Paxtang Athletic Association and the St. Margaret Mary Athletic Association for a number of years.

U.S. District Court Eastern District of Pennsylvania
U.S. District Court Middle District of Pennsylvania
U.S. Court of Appeals 3rd Circuit
U.S. District Court Western District of Pennsylvania
U.S. Supreme Court
West Virginia
U.S. District Court Southern District of West Virginia
Dickinson School of Law (J.D., 1996)
Indiana University of Pennsylvania (B.A., summa cum laude, 1993)
Honors & awards
The Best Lawyers in America©, Litigation - Insurance; Personal Injury Litigation - Defendants,
2018-Present; Harrisburg Lawyer of the Year - Litigation - Insurance, 2022
Pennsylvania Super Lawyers
2014-2018, 2021
Pennsylvania Super Lawyers Rising Star
Associations & memberships
Cumberland County Bar Association
Dauphin County Bar Association
Defense Research Institute
Pennsylvania Defense Institute
St. Thomas More Society
Year joined