The correct answer is 3 only. Key Points Ayushman Bharat Digital Mission It was launched in September 2021 by the Prime Minister through a video conference. It aims to provide digital health IDs for all Indian citizens to help hospitals, insurance firms, and citizens access health records electronically when required. The pilot project of the Mission had been announced by the Prime Minister from the ramparts of the Red Fort on 15th August 2020. The project is being implemented in the pilot phase in six States & Union Territories. The National Health Authority (NHA) under the Ministry of Health and Family Welfare will be the implementing Agency. Participation in Ayushman Bharat Digital Mission is voluntary including for citizens. Participation in a healthcare facility or an institution is also voluntary and shall be taken by the respective management (government or private management). Hence statement 1 and 2 is not correct. However, once the management decides to register the respective healthcare facility/institution in Ayushman Bharat Digital Mission, it is essential for all the healthcare professionals serving the said facility/institution to register in Healthcare Professionals Registry so that the institution can become fully integrated with the National Digital Health Ecosystem (NDHE). It provides for seamless portability across the country. Hence statement 3 is correct.