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System Performance

Wait times for diagnostic imaging

This is how long adult and pediatric (younger than 18) patients waited from the diagnostic imaging facility receiving the request from the patient's doctor to book a Magnetic Resonance Imaging (MRI) or Computerized Tomography (CT) scan, to the patient having the scan.



Only sites where the MRI or CT services are offered are available to search.

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Provincial × Surgery

Patients with emergency conditions (Priority 1) are seen immediately. They are not included in wait times data shown here. The wait time is displayed for the larger health organization to which the hospital belongs. Even if MRI or CT services are not offered at the selected hospital, data will appear for the larger health organization.

Learn about priority levels and target times.

December 2018
All Patients Combined:

77%of patients were scanned within the target time

Priority 4 Patients:

Patients who should be scanned within a target time of 28 days

Waited on average


66% of patients were scanned within target time
Priority 3 Patients:

Patients who should be scanned within a target time of 10 days

Waited on average


63% of patients were scanned within target time
Priority 2 Patients:

Patients who should be scanned within a target time of 2 days

Waited on average


97% of patients were scanned within target time


Provincial × Surgery

Compare results across hospitals for the priority level selected:

Hospital name Average (Days)
Ontario 0
Humber River Hospital 0
North York General Hospital 0
Stevenson Memorial Hospital 0
Peterborough Regional Health Centre 0
Rouge Valley Health System 0
The Scarborough Hospital 0
Headwaters Health Care Centre 0
Campbellford Memorial Hospital 0
Cornwall Community Hospital 0
Hopital Montfort 0
Northumberland Hills Hospital 0
Queensway Carleton Hospital 0
Quinte Healthcare Corporation 0
Ross Memorial Hospital 0
Winchester District Memorial Hospital 0
Stratford General Hospital 0
Erie Shores Healthcare 0
Haldimand War Memorial Hospital 0
Hamilton Health Sciences Corporation 0
Joseph Brant Hospital 0
Trillium Health Partners 0
North Bay Regional Health Centre 0
Sault Area Hospital 0
West Parry Sound Health Centre 0
Georgian Bay General Hospital 0
Royal Victoria Regional Health Centre 0
Grey Bruce Health Services 0
South Bruce Grey Health Centre 0
St. Joseph's Health Care London 0
Strathroy Middlesex General Hospital 0
Windsor Regional Hospital 0
St. Joseph's Health Centre Toronto 0
University Health Network 0
Groves Memorial Community Hospital 0
St. Mary's General Hospital 0
University of Ottawa Heart Institute 0
Markham Stouffville Hospital 1
Lakeridge Health 1
Hawkesbury And District General Hospital 1
Perth And Smiths Falls District Hospital 1
The Ottawa Hospital 1
London Health Sciences Centre 1
Brant Community Healthcare System 1
Niagara Health System 1
St. Joseph's Health Care System Hamilton 1
Halton Healthcare Services Corporation 1
Health Sciences North 1
Temiskaming Hospital 1
Timmins And District General Hospital 1
Collingwood General and Marine Hospital 1
Muskoka Algonquin Healthcare 1
Orillia Soldiers' Memorial Hospital 1
Riverside Health Care Facilities Inc. 1
Sioux Lookout Meno-Ya-Win Health Centre 1
Thunder Bay Regional Health Sciences Centre 1
Renfrew Victoria Hospital 1
Alexandra Marine and General Hospital 1
Bluewater Health 1
St. Thomas-Elgin General Hospital 1
Tillsonburg District Memorial Hospital 1
Woodstock General Hospital 1
St. Michael's Hospital 1
Sunnybrook Health Sciences Centre 1
Toronto East Health Network 1
Cambridge Memorial Hospital 1
Grand River Hospital Corporation 1
Mackenzie Health 1
Sinai Health System 1
St. Joseph's Health Services Association Of Chatham 1
Kingston Health Sciences Centre 1
Pembroke Regional Hospital Inc. 2
Women's College Hospital 2
Guelph General Hospital 2
Norfolk General Hospital 3

Percentage of patients whose CT scan was completed within the provincial target wait time, in Ontario, 201712 to 201812
201712 79.0
201801 77.0
201802 80.0
201803 79.0
201804 77.0
201805 76.0
201806 74.0
201807 75.0
201808 77.0
201809 80.0
201810 77.0
201811 76.0
201812 77.0


Data source: Wait Time Information System™ (WTIS™), Cancer Care Ontario. For more information, please visit the Indicator Library for the technical description of average time, volume, and percentage within target.

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