Thank you for your submission. Someone will give you a call back from the Mass General Imaging Central Scheduling Office within the next business day. If you requested to cancel your imaging appointment, we will cancel your exam within the next business day. Our hours are Monday through Friday from 7:30 a.m. to 6:00 p.m. If you have a more urgent imaging request, call 617-724-9729 (XRAY). If you’d like to self-schedule a screening mammogram online, visit Patient Gateway.