Oct 30, 2019 · Patient Portal. Patient Portal. Schedule an Appointment. Contact Us. Back to the top. Visit Us Anytime, Anywhere. with Our CMG Telemedicine App or On The Web! Primary Care & Internal Medicine in Clarkston, MI. Clarkston. 5701 Bow Pointe Dr., Suite 100 Clarkston, MI 48346. Phone: 248-625-2621. Fax: 248-625-2622. Oxford. 51 S. Washington, Suite G ....