The referral system is regulated through the Ministry of Health’s Regulation no. 1/2012 and no. 4/2018 as well as through the regulation Health Insurance Administration Body of Indonesia (Badan Penyelenggara Jaminan Sosial-Kesehatan (BPJS-Kesehatan)) which establish links between different levels of healthcare services. The referral system also regulates the type of services that can be provided in primary care and how patients can be referred to specialist care services, including dementia cases (there are 14 public hospitals with geriatric integrated care teams).