An insurance number is a unique identifier used to track individuals for the purpose of social insurance programs. It is often used to track contributions to and benefits from social insurance programs, such as social security, Medicare, and unemployment insurance.
In many countries, an insurance number is required in order to work legally. It is also often used to access government services, such as healthcare and education. Obtaining an insurance number is typically a straightforward process that can be completed online or in person at a government office.