The research presents how the Information Management (IM) is developed and its influence on the Anápolis/GO Family Health Strategy (FHS) Oral Health decisions making related to Strategic Planning. In order to reach this objective, it analyzed the following processes: the Dental Surgeons data collection, which is how the information is recorded; the data processing by the Primary Care Information Sector (SISAB), and the indicators formation and use by the managers. The investigation was conducted through interviews with Anápolis/GO FHS Oral Health care, information technology and coordination professionals; semi-structured questionnaires were used as data collection instrument and Bardin Content Analysis as collect data interpretation technique. The present study is justified by opening space for IM importance discussion in the Brazilian municipalities management decision-making process, based on the real situation of its population, which facilitates the SUS quality actions and processes strengthening complex work. The results allowed understanding: the favorable and unfavorable aspects of data collection instruments used by healthcare professionals and the role of training and informatization in the acceptance or rejection of these instruments; the data grouping logistics by SISAB and what are the biggest obstacles when tabulating these data; the indicators formatting process and their role at the health care and management actions planning ; interpersonal (health care -management) and intrapersonal (frustration and personal commitment) relationships in the Anápolis/GO FHS Oral Health care. Therefore, it was possible to identify the indicators formation institutionalized process absence and the majority of the SISAB digitized and health care professionals registered data has only bureaucratic and financial function. Consequently, management decisions are automatic and without statistical or scientific basis. In addition, the conducted interviews content analysis revealed the dual feeling that it is to Work in Brazilian public health, a suffering and pleasure mixture. Further studies are needed to monitor the change imposed by "Previne Brasil", since the health indicators formation becomes mandatory for the financial resources receiving.