On December 6, 2017, Henry Ford Health System (HFHS) disclosed that health information of 18,470 patients may have been viewed or stolen. HFHS became aware of the incident on October 3, 2017 after employee credentials were accessed or stolen. According to a statement published on HFHS’ website, Social Security numbers and credit card information were not revealed. Affected information may include a patient’s name, date of birth, date of service, medical record number, provider name, department name, location, and health insurer. HFHS has stated that it will issue new medical record numbers to patients upon request.