have you change your name or became a U.S. citizen?
Yes, I changed my name.
then you have to inform Social Security so they can update your records and issue a new card.
can I use my non-work Social Security number for work?
no, you can't. If you do we'll inform DHS.
Is it necessary for me to show proof of my U.S. citizenship before I can get a new card?
Yes, if you haven't already done so, you need to prove your US citizenship.
In case I change my name, do I have to inform my employer only?
You'd have to inform your employer and Social Security.
What documents can I use as proof of citizenship?
Only certain documents are accepted as proof of U.S. citizenship, like the US passport, Certificate of Naturalization, etc .
In case I change my name, can I use my previous ID as an identity document for the process of getting a corrected card?