Participating Sites


The following Ontario Breast Screening Program (OBSP) sites are participating in Mammothon 2018! Call your local site to ask about walk-in or extended hours, or learn more about what the site can do to make your appointment comfortable.

Facility Name Date Of Mammothon Full Facility Address Contact Number
Bluewater Imaging Lawrence May 16 960 Lawrence Avenue West, Suite 203 Toronto, ON, M6A 3B5 (416) 462-0064
Bluewater Imaging Woodbridge Please call for more information 4600 Hwy 7, LL30, Woodbridge, ON L4L 4Y7 (416) 462-0064
Downsview X-Ray and Ultrasound May 17 2830 Keele Street, Downsview, ON, M3M 3E5 (416) 633-6619
Hitek Medical Imaging – Leslie Please call for more information 4800 Leslie Street, Lower Level, North York, ON, M2J 2K9 (416) 493-1011
Hitek Medical Imaging – Yonge Please call for more information 5801 Yonge Street, Suite 5, North York, ON, M2M 3T9 (416) 222-6989
Humber River Hospital Please call for more information 1235 Wilson Ave, Toronto, ON, M3M 0B2 (416) 242-1000
Insight Diagnostic Centre May 11 18 Wynford Drive, Suite 507, Toronto, ON, M3C 1W1 (416) 449-8289
Keswick Advanced Imaging May 17 23546 Woodbine Avenue, Keswick, ON, L4P 0E2 (905) 989-0911
Lighthouse Medical Imaging May 17 5 Fairview Mall Drive, Suite 100 Toronto, ON, M2J 2Z1 (416) 499-3559
Mackenzie Health Hospital May 17 10 Trench St, Richmond Hill, ON, L4C 4Z3 (905) 883-1212
Markham Diagnostic Centre May 16 5293 Hwy 7 East, Suite 205 Markham, Ont. L3P 7M7 (905) 294-6020
Med-Scan X-Ray & Ultrasound Please call for more information 2810 Major MacKenzie Dr W #1, Maple, ON, L6A 1R8 (905) 832-9125
Oak Ridges Medical Diagnostic Imaging Please call for more information 13291 Yonge St, Richmond Hill, ON, L4E 4L6 (905) 773-6861
Ontario Medical Imaging – Bathurst May 14-18 4256 Bathurst Street Suite 104, North York ON,  M3H 5Y8 (416) 636-2196
Ontario Medical Imaging – Chalmers Gate Please call for more information 328 Highway 7 #309, Richmond Hill, ON, L4B 3P7 (905) 731-4001
Oxford Medical Imaging Newmarket May 16 17215 Leslie Street, Newmarket, ON, L3Y 8E4 (905) 836-2626
PDS Diagnostic Imaging May 16 2 Champagne Dr. Unit B23, Toronto, ON, M3J 2C5 (416) 741-2766
Southlake Regional Health Centre May 16 581 Davis Dr. Suite 372 Newmarket, ON, L3Y 2P9 (905) 895-4521 ext. 6228
Stevenson Memorial Hospital May 15 200 Fletcher Crescent Alliston, ON, L9R 1W7 (705) 435-3377
True North Imaging Markham Women’s Health Centre Please call for more information 39 Main Street Markham North Markham, ON, L3P 1X3 (905) 472-2713
True North Imaging-Thornhill Please call for more information 7330 Yonge Street, Suite 206 Thornhill, ON, L4J 7Y7 (905) 889-5926
Unionville Diagnostic Imaging Please call for more information 10 Unionville Gate, #204, Markham, ON, L3R 0W7 (905)479-3945
York Radiology May 16 1333 Sheppard Avenue East, Suite 100 Toronto, ON, M2J 1V1 (416) 494-8800

Ontario Breast Screening Program Sites

There are many OBSP sites in the Central Region, even if the site is not participating in Mammothon, you can still book a mammogram appointment at the clinic closest to you.

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.