SERVICE FOR DISCOVERY HEALTH ENQUIRIES SHOCKING

I am 74yrs old and my name is Krishna Govender and my id number is *** and I am on the key care series, I need to find out what is my benefits regarding optical as I think I need bifocals as my sight is getting bad I have been trying to get what are my benefits regarding this, I don't claim but I would like to speak to a consultant but it seems like we get nowhere with discovery, maybe I should change my medical aid and also move my investments if I am getting such shoddy service, my telephone number is ***