About our staff

About our research

Our Affiliations

Contact information, map and directions.

Our Staff

Dr. Mark Guttman, Director

Movement Disorder Neurologist


- Dr. Guttman provides specialized neurological services to patients with movement disorders and is involved with clinical research at our Centre and at the University of Toronto.


Dr. John Adams

Movement Disorder Neurologist


- Dr. Adams is a neurologist who joined the Centre for Movement Disorders in 2005. He is involved in clinical and research work at our Centre.


Nathalie Riaboy, Physician Assistant


Dhiral Patel, Physician Assistant


Nadia Smith, Office Manager, ext. 225


- Nadia is responsible for operational and human resource management at the centre


Lisa Rougas, RN, BScN, BA, Nurse

Theresa Moore, RN, MScN, Nurse


-For our Nurse Assistance Line press 1


-Lisa and Theresa offer nursing assistance. Call them for advice regarding:


Medical questions pertaining to your diagnosis

Medication adjustments

Changes in Symptoms

Or to learn more about the clinical trials they co-ordinate


They will discuss your issues with Dr. Guttman or Dr. Adams and respond to your questions


Lisa Kronick, MJCS, RSW, Social Worker, ext. 227


- Lisa is a social worker who can provide you with:


Supportive individual, couple and/or family counseling

Information on professionally facilitated support groups

Access to community support services such as Community Care Access Centres and Day Hospitals


Sheri Corkum, OT Reg, Occupational Therapist, ext. 236


Alanna Sheinberg, Clinical Research Manager, ext. 230

Irita Karmalkar, Clinical Research Assistant, ext. 229

Kevin Sorokin, Clinical Research Assistant, ext. 233


- Alanna is responsible for the administration of clinical trials and research projects. Please contact her regarding:


Information on current and upcoming clinical trials

Clinical trial appointments


Divya Dinakaran, Medical Office Assistant, ext. 0

Mary Ng, Medical Office Assistant, ext. 0


- Divya or Mary will greet you at reception and will confirm your appointment date and time prior to each visit. Call Divya or Mary:


To make or change an appointment (allow 48 hours notice for cancellations)

To confirm an appointment please leave a message by pressing 4

To be connected to another extension if you are calling from a rotary phone

To update your health card information, or for general inquiries