Welcome to CobbWest Internal Medicine Associates, Now Offering: ALLERGY TESTING AND IMMUNOTHERAPY ONSITE. We Are Now At New Location! We are now located at: 848 Hiram Acworth Hwy. Building 200, Ste A Hiram, GA 30141 CobbWest Internal Medicine Associates is Delighted to Welcome Adults 18 and Up. If you've been looking for a physician in Northwestern Georgia, let our experienced internal medicine and primary care physician in Hiram, GA determine what's ailing you. We offer expert diagnosis and compassionate care from a new, independent, family-run, family-friendly clinic. CobbWest Internal Medicine Associates now welcomes adults 18 and older in Cobb, Paulding, Douglas counties and beyond with the ultimate personalized medical experience for any primary care services you may need.