Walsh, Michael G Address: 860 Montauk Hwy, Water Mill, NY 11976 Phone: (631) 726-5900 Hours: Mon: 9am-5pm Tue: 9am-5pm Wed: 9am-5pm Thu: 9am-5pm Fri: 9am-5pm Lawyers Other Businesses: Michael G Walsh Attorney at 860 Montauk Hwy, Water Mill, NY 11976