If you create a new Apple ID, you lose access to most of your data and all purchases made with your existing ID.
If this is in the iTunes/App Store, see the 3rd link.
Apple ID is locked or disabled
If you have changed your ID or password, have you followed the steps in this article?
What to do after you change your Apple ID or password - Apple Support
Apple ID disabled - Your account has been disabled in the App Store and iTunes
If necessary, contact iTunes Support. Either use the form or scroll to the bottom of the page in the 2nd link. Follow through the screens to get a chat or telephone option.
iTunes Support
iTunes Support – world wide