How to inquire which hospital the social security card is bound to? Can I use social security in an unbound hospital?

Inquiries can be made through the internet, on-site and telephone, as follows: The first method: online inquiry, and login to the local social security network for inquiry. The specific method is as follows: 1. Log in to the home page of local human resources and social security network and click "online lobby": 2. After entering the online lobby, look up and click "designated medical service institutions" on the page; 3. Click enter, enter according to relevant information, and query the designated hospital. The second method: on-site inquiry, you can go to the local social security center to inquire. You need to bring your social security card and ID card. The third way: telephone inquiry, call the social security bureau service number 12333, follow the voice prompts, enter the ID number and social security card number, and the system will automatically broadcast the voice.