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Telephone : ​1-416-481-8657

Toll-free : 1-800-563-1123

 

PO Box 73514

Toronto, Ontario

M6C 4A7

 

Email: ontariopws@gmail.com

This OPWSA website is intended to provide information only - not to diagnose or advocate particular treatment options. The diagnosis and treatment of Prader-Willi Syndrome should be made through a qualified medical professional. Thus, it is strongly urged that patients do not change treatment without first consulting their doctor.

The Ontario Prader-Willi Syndrome Association is a registered non-profit charity organization, established in 1982. CHARITABLE #: 11906 8203 RR0001

© 2024 Created by OPWSA

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