Kian Makipour MD Houshang Makipour MD . 2280 Opitz Blvd, Suite 200. Woodbridge, VA 22191. 703-580-7433. Online Healow Appointment Requests Must First be Confirmed by the Office! ... ENTER PATIENT PORTAL > Makipour and Modiri Gastroenterology . 2280 Opitz Blvd, suite #200. Woodbridge, VA, 22191..