Anyone else's bill go up double without explanation a few months ago???

I have had the same problem with not just that,but with a olice report that i filed for my roomates chsrging up thkngs on my account for devices and heaphones etc. Even with a police report numver they refuse to work with me smd have canceled everything. Suspe ded everything, tgst is dangerous for me becuz i have serious medical condition and my very violent ex has been showing up. He best me up and took everything from me (palerowrk,account numgers, and my phine as well that didnt have a security codenor anything) tmobile treated me like bullsgit and less than himan about this whole situation!!! Help!!