Hi KK
Welcome to the forum, you might want to have a look at the following FAQ which explains where everything is
Welcome to Benefits and Work In case you are not aware, your real name appears to be showing in the forum, if you want to change this then follow the instructions in the following FAQ
My full name is showing, how can I stop it? The short answer is No, you will not have to have another medical and assessment to claim UC, although you will be re-assessed at sometime in the future.
You can claim UC as a top up to your CB ESA, most people claim UC for the Housing Element if they pay rent, you have to remember that UC is a means tested benefit, so any income you receive or a partner 's income if you have one, will be taken into consideration £ for £
www.gov.uk/universal-credit If you have any further questions please come back to the forum.
Gary