Schedule a virtual visit Make an appointment. Same-Day Care for Primary Care Patients. Our in-person walk-in clinic is now re-open at the Rockville location, Suite 111. The walk-in clinic is for RIMG primary care patients for non-COVID related visits only. Hours are M-F 8am-3:45pm (closed 11:30am-1pm).Meet The Team‧Patient Portal Instructions‧About Us‧Virtual Visit‧Immediate Care‧Rimg Webinar Archive.