Medical insurance cards begin with various letters.

For example, explain a, b and c before the social security card number.

The meaning of the insured place

For example, here in Ningbo.

A is the city level.

B is Cixi.

C stands for Yuyao

There are two sets of numbers on the social security card:

1, one is the social security number, which is consistent with the ID number.

2. One is the card number, which is compiled by the business card printing company, and this number will change during the card replacement business.

3. Business card numbers are different in different places. So far, there are no letters on the card numbers in Beijing.

4. Social security card personnel identification number *** 12, the first three letters are letters, the first two letters represent provinces, such as Jiangsu Province, the first two letters are JS, and the third letter represents the city, which is generally consistent with the license plate number of the city.

5. Due to the increase of the insured base, the newly issued social security card number is changed from 8 digits to 9 digits, and the medical insurance interface software for reading the 8-digit social security card number is no longer provided. The new version of the social security card number generally adopts the ID number, and the information can be shared * * *, but it cannot be replaced by each other.

6. Social security numbers can be divided into individuals and units. The company's social security number is the social security registration number established by the work unit, which is used to pay social security for employees, and make some inquiries, declarations and statistics according to this social security number. Personal social security number is the login number of the individual or the company that pays for it, and it is also the basis for enjoying the treatment in the future.

Extended data:

According to the third paragraph of Article 58 of the Social Insurance Law: "The state establishes a national unified personal social security number. The personal social security number is the citizenship number. " For China citizens who hold resident identity cards, the social security number adopts the citizenship number. The social security numbers of Hong Kong, Macao and Taiwan personnel, overseas Chinese and foreigners without resident identity cards shall be compiled in accordance with the unified provisions of the state.

It is our long-term goal to implement a unified national social security number and social security card. Now there is a card design, and the card is very open and inclusive, which can not only contain five risks, but also have other information. One is to unify all information and data standards nationwide, and the other is to realize national networking, so that you can only use it by swiping your card everywhere, otherwise it will be invalid.