Humber Cardiology Clinic is a consultation and cardiology tests clinic located at North York Medical Center featuring Humber River Hospital Affiliated Cardiologists. Doctors Dr. Irwing Tiong Dr. David Ng Services Services GTA-wide referring physicians Fees Services are covered by OHIP. Visit Medical referral. Contact Address North York Medical Center, 1017 Wilson Ave, Suite 100 Toronto, ON M3K 1Z1 Phone 416-631-7581 Fax 416-631-9759 Email reception@humberdiagnostics.ca Hours: By appointment only