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  • Info line for new patients:


    Constance Lake

    5 Amik Street,  PO Box 81, Constance Lake, Ontario P0L 1B0


    Phone: 705-463-2121
    Fax: 705-463-2128


    Info line for new patients: 1-877-937-2282

    French Speaking physician is available.


    Office hours

    Monday to Friday 9:00am
    – 12:00pm
    Saturday 11:15am
    – 1:00pm
    Sunday 8:30am
    – 10:30am

    **Constance Lake clinic is temporarily closed due to highway closure. It will reopen as soon as the highway is clear.**

    Calstock is located in northern Ontario, in the township of Studholme in Cochrane District. It is a few kilometres north of Hwy 11, at the northern terminus of Highway 663, just south of the Constance Lake First Nation Reserve and about 30 minutes west of Hearst, Ontario.