• AA
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  • Info line for new patients:


    Contact Us

    Ontario Addiction Treatment Centres Head Office
    175 Commerce Valley Drive West, Suite 300
    Markham, Ontario
    L3T 7P6

    Link to google map

    Tel: 905-773-3884
    Fax: 905-597-9282

    Questions from law enforcement, child services, etc. may be directed to:




    Email info@canatc.ca

    This email is for general information about the OATC program only.  As per a provision of the Personal Health Information Act, OATC is required to treat all personal health information as confidential and must maintain its security.  As such, OATC will not respond to individual treatment requests, missed appointments, appointment changes etc.

    Your email is confidential and will not be used for any marketing purposes.

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