About
James P. Hayes is a personal injury attorney who represents clients in complex injury cases across Iowa. His practice focuses on medical malpractice, motor vehicle accidents, product liability, and other serious injury claims. He works with individuals and families who have suffered significant harm due to negligence or unsafe conditions. Through trial advocacy and careful case preparation, he seeks compensation for clients dealing with life-changing injuries such as brain trauma, major physical disabilities, and other serious damages.
Hayes earned his J.D. from the University of Iowa College of Law in 1964. He also holds a degree from Loras College in Dubuque, Iowa, where he majored in History and graduated in 1960. His legal education provided the foundation for a career focused on litigation and trial work. This academic background helped him develop the legal analysis and advocacy skills required to represent injured clients in complex personal injury and medical negligence cases.
Throughout his legal career, Hayes has handled a wide range of personal injury cases involving medical neglect, vehicle accidents, industrial incidents, fires, and defective products. He has also represented athletes who suffered serious injuries, including individuals experiencing long-term medical conditions related to concussions and traumatic brain injuries. His trial practice focuses on helping injured clients pursue financial recovery for medical costs, long-term care needs, lost income, and other damages caused by negligence.
James P. Hayes has also served in public service roles and has contributed to legal education and professional organizations throughout his career. Early in his career, he worked as Deputy Commissioner of the Iowa Department of Public Safety and later as Director of the Iowa Crime Commission. In addition to practicing law, he has lectured on medical malpractice and related legal issues at the University of Iowa College of Law and the University of Iowa College of Medicine.
Law Office Affiliations
- Partner, Hayes Lorenzen Biderman Lawyers, PLC
- Member, Iowa State Bar Association
- Member, American Bar Association
- Past Member, Johnson County Bar Association
- Member, American Association for Justice
- Member, Iowa Association for Justice
- Past Member, American Society of Law and Medicine
- Deputy Commissioner, Iowa Department of Public Safety (1964 – 1967)
- Director, Iowa Crime Commission (1967 – 1968)
Licensed State
- Iowa
Education
- University Of Iowa College Of Law
Juris Doctor (JD) - Loras College, Dubuque
Bachelor of Arts (BA)
Awards & Badges






- Birth Injury
- Brain Injury
- Car Accidents
- Medical Malpractice
- Motorcycle Accidents
- Nursing Home Abuse And Neglect
- Products Liability
- Slip & Fall Accidents
- Spinal Cord Injury
- Trucking Accidents
- Wrongful Death
- Violent Crime




