Meridian, Caldwell, and Boise Arthritis Care, including in office Infusion Therapy. Login to Patient Portal Three Locations to Serve You 3277 E Louise Dr Ste 350, Meridian, ID 83642 1818 S 10th Ave, Suite 120, Caldwell, ID 83605 1070 N Curtis Road, Suite 150, Boise, ID 83706.