No Re- medical required but you still have to go there and pay the fee
6. Go to Medical commission and present the paper visa and tell them you need to do a medical to convert visit visa to residence visa. There's no need to take your family with you as no medical checkup will be done again.

You will be charged QAR 100 again and the receipt will mention the purpose as 'Residence / Work visa'. Go to counter 64 where the officer will update his system so that the medical data will be sent to finger print office