Our medical staff are experts who are passionate about helping you attain your health goals.

Dr. Jason Fung

Dr. Nora Ovtcharova, ND

Dr. Samir Grover

Nephrologist & Founder

Naturopathic Doctor &
​Co-Founder

Gastroenterologist &
​Co-Founder

Dr. Nathalie Adabachi
MD, CCFP

General Practitioner

Dr. Samuel Direnfeld
MD, CCFP, M. Biotech

Internal Medicine

Dr. Hanfei Zhang
MD, FRCPC

Internal Medicine

Dr. Colleen Cheung
MD, CCFP, dipABOM

General Practitioner

Dr. Nicholas Hartmann
​​MD, FRCPC, dipABOM

Internal Medicine

Catherine Lin 
​RD

Registered Dietitian

Dr. Philip Derkson 
MD, CCFP

General Practitioner

Dr. Ryan Kroll
MD, FRCPC

Internal Medicine

Jessica Zabroky
RD

Registered Dietitian
The Toronto Metabolic Clinic
​2175 Sheppard Avenue East, Suite 304
​North York, ON  M2J 1W8
Telephone: 647.341.4517
Fax: 647.497.6006