Be very careful about this advice. Depending on how the therapist codes the diagnosis/appointment for the insurance company, it can bring an end to your third class medical. Your family doctor does not know about the implications of his/her diagnosis on your medical. If you are going to go down this road, check with an AME first to find out what should not be done before you see a doctor.
Mental health issues are not well understood by the FAA at this time.