Welcome to DF.
I wouldn't be too worried as that seems to be good as pizza is a big carb and lasts quite a while. Have another test 2 hours after the last bite. See that it don't go below 50.
The Diabetes Forum Support Community For Diabetics Online
A forum community dedicated to people living with Diabetes. Come join the discussion about treatment, nutrition, news, reviews, accessories, classifieds, and more!