Dengue fever (DF) is an acute febrile viral disease frequently presenting with headache, bone or joint and muscular pains, rush and leukopenia as symptoms. Dengue has become a major international public health problem due to the human morbidity and mortality it causes. This study is focused on assessing the different dengue diagnosis methos on selected private hospitals in Iloilo City from April 2013 to April 2014. Chart records of 100 dengue diagnosed patients were reviewed and the data were collected. Result show that platelet count test had a negative, but not significant correlation with the stages of dengue. While NSI antigen test and IgM and IgG antibody tet had a positive but not significant realtionship with the stages of dengue. It was therefore concluded that these tests are not only suitable for positivity of dengue, but not the stages of dengue.