What is the reference interval on the labs for your kidney values? Values like that could be related to medication, dehydration or not going to the bathroom (urinating) enough. This is entirely without other info or predictors related to your health. In general a wait and see perspective is not unusual. The thing is since you are cirrhotic and have diabetes I strongly encourage you to transfer your care to a Hepatologist who is trained to deal with coexisting medical conditions. That truly is the best person to determine how to proceed.
I saw this yesterday and wondered. I wish I could offer more. You might want to repost in the Cirrhosis of the Liver Forum
Meanwhile it would help to know when you had your fibrosis assessed and by what means and what genotype of HCV you have and whether you have treated in the past. It might be time to consider your treatment options if you have not already.