Loneliness Support Group
Loneliness is an emotional state in which a person experiences a powerful feeling of emptiness and isolation. Loneliness is more than the feeling of wanting company or wanting to do something with another person. Loneliness is a feeling of being cut off, disconnected and alienated from other people. The lonely person may find it difficult or even impossible to have any...

The goal of PT is to strengthen the injured area and in doing so that will help with pain. If you don't feel comfortable or that it's not worth it, try talking to your doctor and see what he thinks. You may be able to have two weeks of appts and then continue with home exercises.
Again, so sorry it wasn't the best experience. It breaks my heart hearing these horror stories about PTs (this has not been the first by far). I hope this helps, here if you want to talk more. -hugs-