Services performed at the Lapeer location: 3D UltimateMamm®, Digital Mammography, Ultrasound and X-Ray Hours: Mon-Fri: 8:00 am - 4:30 pm Closed for Lunch 12:00 pm - 1:00 pm . Our Scheduling team is available at (810) 969-4700 weekdays from 7:30 am - 6:00 pm Fax: (810) 732-1945 Billing: (810) 244-3871 Access to Your Medical Records: Request Online using our Patient Portal.