One of my colleagues has a sister who is hard of hearing. She has vastly benefitted from The Center for Hearing and Communication. The positive effects of this organization are palpable.
From the CHC website: The Center for Hearing and Communication provides hearing health services to people of all ages who have a hearing loss. With offices in New York City and Florida, CHC meets all of your hearing and communication needs through professional services that offer the highest level of clinical expertise and technical know-how available in the hearing healthcare field.