Aswan Supriyadi Sunge Primary Author Harco Leslie Hendric S. Warnar Primary Author Yaya Heryadi Primary Author Edi Abdurachman Primary Author Benfano Soewito Primary Author Ford Lumban Gaol Primary Author

— Health is an essential thing in human life, but Indonesian people are still far from the word healthy lifestyle. One disease that can be caused by an unhealthy lifestyle is diabetes mellitus that can cause many deaths. So far, there are many data in the hospital, but the data can not be maximized well even if it can be used to predict diabetes. The need for accuracy to produce better results. In conducting this test, the results obtained using C 4.5 only algorithm is 72.08%