The doctor early on in the film states that cochlear implants are not covered by insurance. This is not true. Most insurances, Medicare and almost all states' Medicaid plans cover them. Also the rehab and programming ("mapping") of the implants takes several months and many visits with the implant team.
When Joe is talking to Ruben about the deaf community program, he never mentions his name but the computer that shows Ruben what Joe is saying mentions Ruben's name. However, when Ruben first arrives and meets Joe outside, he introduces himself as Ruben.