Advanced Cardiac & Nuclear Diagnostic Imaging
Healthwise Diagnostics provides hospital-grade diagnostic imaging with compassionate care, rapid reporting and OHIP-covered services for patients across Thornhill, Vaughan, Markham and the Toronto GTA.
Diagnostic Care




- GTA
Clinic Hours
Precision Diagnostics with a Patient-First Approach
Located at 12 Morgan Avenue in Thornhill, Healthwise Diagnostics combines advanced imaging technology with a professional, accessible clinic experience.
Prompt Appointments Available
200+
Diagnostic Services
50K
Patients Served
152+
Accessible Facility
Comprehensive Diagnostic Imaging Services
Echocardiography
Non-invasive ultrasound imaging to visualize the heart's structure, valve function, and overall pumping strength.
Read moreCardiac Stress Testing
Evaluates your heart's performance under physical exertion to detect potential blockages or irregularities in blood flow.
Read moreGeneral and Vascular Ultrasound
High-resolution diagnostic imaging for abdominal, upper and lower extremities, pelvic, thyroid, soft tissue and other small parts.
Read moreHolter Monitoring
A wearable device that continuously records your heart rhythm for 24 to 48 hours to detect intermittent arrhythmias.
Read moreMusculoskeletal Ultrasound
A non-invasive imaging technique that uses sound waves to create real-time pictures of muscles, tendons, ligaments, nerves, and joints.
Read moreAmbulatory BP Monitor
Automated 24-hour blood pressure tracking to provide a complete profile of your cardiovascular health throughout the day.
Read moreBone Mineral Densitometry (BMD)
Accredited with CBMD. Bone Mineral Densitometry is a quick, non-invasive scan that precisely measures bone density.
Read moreNuclear Medicine
Specialized functional imaging used to assess organ function and diagnose a variety of conditions at the cellular level.
Read moreReliable Imaging Without the Hospital Wait
We understand that waiting for medical answers can be stressful. Our clinic focuses on accurate imaging, efficient appointments and rapid report turnaround for referring physicians.
Our technologists and physicians provide a clean, accessible and respectful experience for every patient accessing OHIP-covered diagnostic services.
Your Simple Path to Diagnostic Imaging
Obtain Referral
Bring a valid requisition form from your doctor or nurse practitioner.
Schedule Visit
Call the clinic to book your appointment or ask about walk-in X-ray availability.
Attend Exam
Our technologists guide you through your ultrasound, cardiac, X-ray or nuclear scan.
Receive Results
Your finalized report is sent directly to your referring physician.
Diagnostic Care Built Around Accuracy and Comfort
Healthwise Diagnostics combines advanced imaging equipment, experienced clinical staff and clear patient communication in a fully accessible Thornhill facility.
Book Your Diagnostic Imaging Appointment
Please have your requisition form ready when you call. Bring your valid Ontario Health Card and arrive 10 minutes early for registration.
Appointment Request
Experienced Diagnostic Imaging Professionals
Dr. Eric Gangbar
Cardiology & Nuclear Cardiology
Dr. Jory Griesman
Radiology & Nuclear Medicine
Janet Ruderfer
Nuclear Medicine Supervisor
Akaanksha (Maya) Gupta
Ultrasound specialist & DirectorProfessional, Efficient Diagnostic Care
Patients choose Healthwise for a clean clinic environment, helpful staff, prompt appointments and clear guidance through diagnostic testing.
905-695-5665
Diagnostic Imaging Questions
Find quick answers about referrals, OHIP coverage, preparation and report delivery.
Do I need a medical referral?
Yes. A valid requisition form signed by your doctor or nurse practitioner is required for diagnostic imaging exams. Please have it ready when booking.
Are services covered by OHIP?
Most diagnostic services are covered by OHIP when you present a valid Ontario Health Card. Cash pricing is available for uninsured services.
How should I prepare for my exam?
Preparation depends on the test. Ultrasound exams may require fasting or a full bladder. Our staff will provide specific instructions when you book.
How quickly are results sent?
Finalized imaging reports are sent directly to your referring physician for follow-up, generally within a week after the completed test is submitted.
