For technical assistance, please contact our Patient Portal Help Desk at: portalhelp@pmcmedicalgroup.org or dial: (603) 692-1852 Contact Us. Salmon Falls Family Healthcare Phone: (603) 692-4018 Fax: (603) 692-1083 SalmonFallsMD.com. Office Hours. Mon. through Thurs. 8am to 8pm ....