Meet the Team

Dr. Zeshan Shaikh MD

Medical director & chief research officer

Special interests: psychiatry, women’s health, pediatrics, surgery.

Dr. Zeshan graduated from the University of Tasmania in 2005 where he obtained his degree in Medical Science, before continuing his studies to complete his MBBS Bachelor in Medicine, Bachelor in Surgery where he graduated with Honors in 2007. 

In 2013, Dr. Zeshan achieved fellowship status with the Royal Australian College of General Practitioners (RACGP/AGPT). He also holds his CFPC Certificate, allowing him to practice medicine in Canada and has achieved membership status with the College of Family Physicians of Canada.

Dr. Zeshan has vast medical experience spanning across regional and remote areas of Australia. Dr. Zeshan has also completed work in Neurotrauma Research at the University of Tasmania.   

Between 2008 and 2011, Dr. Zeshan completed six terms at Royal Hobart Hospital, Tasmania, has worked as Pathology Registrar at Pathology New England, (NSW), and has worked as Resident Medical Officer at the Orange Base Hospital (NSW).

Since 2011, Dr. Zeshan has worked as a General Practitioner and Occupational Health Doctor at George Street Medical Practice (NSW), IPN (NSW), AIA Australia (VIC), and Millthorpe Medical Centre (NSW). 

In 2020, Dr Zeshan moved back to Canada and leads the team of Practitioners at Vityl.

Professional Memberships

  • Medical registration with CPSO, AHPRA
  • Member of the College of Family Physicians of Canada
  • Member of the Royal College of General Practitioners
  • Member of the Royal College of Pathologists of Australasia

Dr. Mandy Liedeman MD

Dr Mandy Leideman is a highly experienced doctor who is also a cancer survivor. Since beating cancer, she has taken a proactive approach to her own mental and physical care and feels healthier and happier than ever.

After almost two decades of working in general practice, Dr. Leideman now focuses on long-term care, chronic illness prevention, and research. She holds a certificate in ethical conduct for research involving humans (TCPS 2: CORE).


  • University of Western Ontario [BSc. Biology] 1984-1988
  • University of Toronto Medical School [M.D] 1988-1992
  • University of Toronto St. Josephs Health Centre 1992 – 1993


  • College of Physicians and Surgeons of Ontario
  • Canadian College of Family Physicians
  • Ontario Medical Association
  • Canadian Medical Association
  • Canadian Society of Palliative Care Physicians
  • Canadian Association of Aesthetic Medicine
  • Canadian Medical Protective Association


  • Walter F. Watkins Scholarship – U of T Medicine 1989

Dr. Stefan Konasiewicz MD (Neurology)

Dr. Elvin Frempong-Maso (Chronic pain)

Roger Firsoff, NP

Johanna Leonhardt, NP

Jane Gerolimetto, RPN

Chanile Vines (Research coordinator)

Justin Whitehall


Michael Klein

Director of partnerships