The NC Division of Health Service Regulation Complaint Intake Unit. 2711 Mail Service Center. Raleigh, NC 27699. (800) 624-3004. Office of Quality and Patient Safety The Joint Commission. One Renaissance Blvd. Oakbrook Terrace, IL 60181. Fax: 630-792-5636. Website: www.jointcommission.org, then click "Report a Safety Event"..