Cozen O'Connor is the world's leading subrogation and recovery law firm. We founded our subrogation and recovery practice in 1970.It is only when the plaintiff's recovery exceeds the sum total of the plaintiff's damages that the right of subrogation arises. "Subrogation" refers to the act of one person or party standing in the place of another person or party. You have no legal obligations to respond to a subrogation letter. Personal Injury Protection (PIP) provides benefits for medical expenses and three years of wage loss. Subrogation (sometimes shortened to "subro") is a way to protect you and your insurance company from paying for a car accident that wasn't your fault. The recovery process isn't limited to just insurance companies. Often, the injured party's attorney plays a role in the subrogation process. VA Subrogation – Request VA Medical Bills.