Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Lawyer Mary Patricia Hagan, Practice Areas No known practice areas. is located in the city of Andover, the state of Massachusetts. Attorney legal address Schwartz Hannum, P.C.11 Chestnut StreetAndover, MA, 01810-3744. For more information, please call (978) 623-0900 Your comments* (not for publishing) * — Required information Mary Patricia Hagan ← View details Schwartz Hannum, P.C.11 Chestnut StreetAndover, MA, 01810-3744, Andover, Massachusetts (978) 623-0900