Jack M. Hartman


A shareholder and chair of the Litigation Group, Jack M. Hartman has appeared before the state and federal trial and appellate courts of Pennsylvania for over 40 years on behalf of individual, business and health care clients in complex civil litigation. Former senior vice president, Legal Services, Geisinger Health System, Jack’s health care practice includes representation of physicians, hospitals, payors and health care systems in integration strategies, regulatory compliance, reimbursement issues, provider contracting, medical staff issues and employment contracts.

Jack has extensive civil litigation experience including numerous jury and non-jury trials in state and federal court and arbitrations involving contracts, construction, products liability, professional liability, business, employment, real estate, environmental, health and administrative law and fraud. Jack holds an AV Preeminent® peer review rating by Martindale-Hubbell®.

He has served as a professional mediator and arbitrator for over fourteen years, and now provides alternative dispute resolution services in a wide range of legal matters through CGA Law Firm.

A graduate of Davidson College and The Dickinson School of Law, Jack began his legal career as a Captain in the U.S. Army Judge Advocate General’s Corps before establishing his private law practice throughout Central Pennsylvania. He has served on the Court Relations and Court Rules Committees and the Arbitration Panels of both the Dauphin and Cumberland County Bar Associations and as a member of the Pennsylvania Bar Association and various defense and health care associations, both locally and at the state and national level. He is currently an active member of the York County Bar Association.

Jack has been a featured presenter for the National Health Lawyers Association, the National Oncology Practice Alliance, the Georgia Society of Clinical Oncologists, the Pennsylvania Society of Internal Medicine, the Pennsylvania Trial Judges and the Pennsylvania Superior Court Health Law and Medical Malpractice Sessions.

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Education and Honors: 

J.D., Dickinson School of Law, 1975
   -Editorial Staff, Dickinson Law Review
   -Chairman, Appellate Moot Court Board
   -Order of Barristers

B.A., Davidson College, 1972
   -Omicron Delta Kappa

The Judge Advocate General's School, University of Virginia, 1975

Bar Admissions: 
U.S. District Court, Middle District
U.S. District Court, Eastern District
U.S. Court of Appeals, Third Circuit
U.S. Supreme Court
Professional Affiliations: 
Pennsylvania Bar
York County Bar Association

AV Preeminent® peer review rating by Martindale-Hubbell®