Healow; patient portal; patient forms; location; Navigation. home; services; staff and doctors; Healow; patient portal; patient forms; location; Contact Us. 2655 Dallas Hwy SW, Suite 340 (next to Target) Marietta, GA 30064. Phone: 678-797-9800. Fax: 678-797-9801. View Larger Map. Cobb Internal Medicine Associates (located in offices near Target ....