Background: According to Article 22 of Law No. 32 of 2004 and the decision of the Court granting judicial review on Law No. 40 of 2004, local governments also have the authority and obligation to organize a social security system for its people, including health insurance. One of the problems faced by the local governments is in synchronizing the implementation of the local health insurance system (Jamkesda) with the National Health Insurance System (JKN). This study aimed at analyzing the synchronization of implementation of the health insurance system at central and regional levels. Methods: This study was using qualitative data analysis. The data were retrieved from literary data and the results of in-depth interviews with the parties that are considered to have in-depth knowledge related to the research topic. Results: Local Government of Nganjuk has developed social security system in health sector through the free of retribution policy in health services through the Regional Health Insurance System (SJKD). This health insurance system is operated by the District Health Insurance Agency (BPJKD) under the East Java Provincial Government. Since the implementation of JKN, Nganjuk Local Government has already begun to integrate this policy with JKN, but constrained by the scope of membership and dues obligations for the region. Conclusion: Nganjuk Government has conducted social service functions through a freeretribution in health services policy with some restrictions and along with East Java Provincial Government held SJKD. Synchronization of health insurance in Nganjuk could be begun with the process of integration of free retribution health services policy to SJKD and continue the health policy to cost sharing with the East Java Provincial Government to facilitate the process of integration to JKN. Recommendation: Nganjuk district in efforts to achieve universal health coverage is necessary to re-collecting and validating the data of jamkesmas participants, impoverished letter and the participants who can afford to pay the dues.