COVID Update

We are experiencing staff shortages due to the increasing number of Omicron cases across the province. Appointments, responses to calls, messages and online booking requests are significantly delayed. We ask for your compassion at this time while we try to navigate through these new challenges. We apologize for the inconvenience this will cause.

Thank you for your patience, we are trying our best!

× Important Notice on COVID - 19

To protect patients and staff from COVID-19, we ask that all patients NOT come to True North Imaging who have:
1) traveled internationally within the last 14 days OR
2) have been in contact with an affected person within the last 14 days OR
3) have symptoms of

Please call Telehealth Ontario at 1-866-797-0000 or go to an assessment center if you develop symptoms.
If you require emergency diagnostic imaging, please go directly to your local emergency room.
Once the symptoms have resolved and/or at least 14 days have passed, an appointment for your diagnostic exam can be made.

Due to COVID-19, the Ministry of Health has stated that we must limit the number of people in all facilities. Therefore, ONLY Patients are permitted in the clinic. Exceptions are made for those who need support workers and the accompaniment of a minor. To ensure inclusiveness, we have adjusted our policies for obstetrical patients to allow for video chat and photos at the end of an exam.


Respected Across the Industry

True North Imaging (TNI) is one of Canada’s largest academically-oriented, imaging organizations. TNI serves as a teaching site for the Department of Obstetrics and Gynecology at the University of Toronto. We also work with numerous University of Toronto staff on joint research projects and assist in clinical training. Our Director of Imaging, Dr. Alex Hartman, trains physicians from around the world in imaging techniques, including several that we developed.

Dr. Alex Hartman

Dr. Alex Hartman

Medical Director

Dr. Hartman is widely considered to be one of the world’s leading authorities in various forms of ultrasound. He has long been the world’s largest provider of sonohysterography services (an ultrasound technique to investigate abnormal uterine bleeding and infertility), as well as the world’s largest provider of infertility imaging.

Formerly on staff at McGill University, Dr. Hartman now trains all obstetrics and gynecology physician trainees at the University of Toronto. He lectures extensively locally, nationally and internationally. He is the Chair of Imaging for the Canadian Fertility and Andrology Society and formerly of the American Society for Reproductive Medicine.

Dr. Hartman heads True North Imaging’s research division, which has become one of the largest ultrasound research centres in North America. In the past few years, his research has focused on: abnormal uterine bleeding, pelvic pain, sonohysterography, 3D imaging, polycystic ovaries, infertility imaging, congenital uterine malformations, polyps, fibroids, adenomyosis and ultrasound tubal patency.

Dr. Hartman is also an advisor to numerous government committees and task forces on imaging. He is a strong advocate for increased funding for health care and improving access for patients in Ontario to advanced treatments and investigations.

Alex Hartman has lived in the Greater Toronto Area his entire life. Married, with 3 sons, he has numerous outside interests. If his work schedule should ever allow, he promises to give those interests more attention.

Doctor Rose Lee, Director of Imaging

Dr. Rose Lee

Director of Imaging

Rose Lee received her M.D. and completed her residency in Diagnostic Imaging at the University of Toronto. She then went on to complete a Body Imaging Fellowship at St. Michael’s Hospital and Sunnybrook Health Sciences Centre at the University of Toronto.

Rose joined True North Imaging in 2007, where she is enjoying her role as Director of Quality Assurance. Her interests lie in ultrasound, body imaging and educating our technologists.

Prior to joining True North Imaging, Rose served as a staff radiologist at York Central Hospital and Southlake Regional Health Centre.


    True North Imaging has conveniently-located clinics across the GTA and Kitchener-Waterloo region, with the corporate head office in Thornhill.

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    At TNI we are committed to providing our staff with a warm and collegial work environment.


    We have the most up-to-date equipment for performing sophisticated diagnostic services set in a comfortable and convenient environment.

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    At TNI, we're always adding new services and locations. Find out about the latest news, hours of operation and events.

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