Is the social security card a city medical insurance?

Social security card is not a medical insurance card. Not only has the function of medical insurance card, but also can inquire about my pension, unemployment, medical care, work injury and maternity insurance payment. There are three differences: 1. Social security cards are more widely used than medical insurance cards. 2. Medical insurance cards can only be used in fixed areas, and social security cards are common throughout the country. 3. The social security card has a higher security level than the medical insurance card and is not easy to be copied.