Bad service from Hippo medical Advisors

I have a problem with my medical aid membership as i have declared information over the phone with a hippo advisor when i wanted to join medshield medical aid and now medshield is saying i have waiting periods for stuff not declared on the application forms and i know i did tell it to the advisor that is working at Hippo. Yesterday a advisor did contact me and told me a manager will contact me and nothing is happening? I need this problem to be solved as soon as possible and the only thing happening is Hippo not contacting me!Waiting for a manager to contact me and also waiting for the recordings of when i app****.