How to check your own medical insurance card number?

"1. For telephone inquiries, you can call the human resources and social security consulting service 12333. 2. For window inquiry, please bring your valid certificate and social security card number to the window of the service hall of the local social security bureau for inquiry. Third, terminal query. Insured citizens can operate social insurance inquiry, social insurance card service, personal rights printing, social insurance participation certificate printing and other functions through the terminal. "