Participating Sites

Call your local site to book, ask about walk-ins or extended hours, or learn more about what the site can do to make your appointment comfortable!

Date of Mammothon Facility name: Facility Address: Phone Number
Monday, October 3-Friday, October 7, 2022 Unionville Diagnostic Imaging 10 Unionville Gate, Suite 204, Markham, L3R 0W7 905-479-3945
Tuesday, October 4 and Thursday, October 6, 2022 PDS Diagnostic Imaging 2 Champagne Drive, Unit B23, Toronto, M3J 2C5 416-741-2766
Wednesday, October 5, 2022 Mackenzie Health 10 Trench St., Richmond Hill, L4C 4Z3 905-883-1212 ext. 7255
Wednesday, October 5, 2022 Southlake Regional Health Centre 596 Davis Drive, Newmarket, L3Y 2P9 905-895-4521 ext. 6352
Wednesday, October 5, 2022 MyHealth – Newmarket 17730 Leslie Street, Newmarket, L3Y 3E4 905-836-2626
Wednesday, October 5, 2022 Markham Diagnostic Centre 5293 Hwy 7 East, Suites 7 & 8, Markham, L3P 7M7 905-294-6020
Thursday, October 6, 2022 True North Imaging


Thornhill Diagnostic Imaging

206-7330 Yonge Street, Thornhill, L4J 7Y7 905-889-5926
Thursday, October 6, 2022 Humber River Hospital Breast Health Centre 1235 Wilson Avenue, Toronto, M3M 0B2 416-242-1000 ext. 63601
Tuesday, October 4, 2022 MyHealth North York 4949 Bathurst Street Unit #100, Toronto, M2R 1Y1 416-223-5460

Ontario Breast Screening Program Sites

Click the map below to find the nearest OBSP site near you. You can call the site directly to book your mammogram or the OBSP toll-free number at 1-800-668-9304. 


For more information about who is eligible to get a mammogram, click here.