Can I just buy social security and not medical insurance?

Legal analysis: if an enterprise pays social security, all five insurances need to be paid together. Because medical insurance is not included in social security, it can only pay medical insurance, but not social security. If individuals pay social security, they can only pay endowment insurance and medical insurance, which is bound. You can't just pay one of them. Basic medical insurance before retirement, as long as you pay the basic medical insurance, you can enjoy the corresponding treatment according to the regulations. You can't enjoy it without paying. If you want to continue to enjoy the relevant benefits of basic medical insurance after retirement, the payment period of basic medical insurance at retirement should not be less than 25 years for men and 20 years for women.

Legal basis: Article 4 of the Social Insurance Law of People's Republic of China (PRC) * * * Employers and individuals in People's Republic of China (PRC) pay social insurance premiums according to law, and have the right to inquire about payment records and personal rights and interests records, and ask social insurance agencies to provide social insurance consultation and other related services. Individuals enjoy social insurance benefits according to law and have the right to supervise the payment of their own units.