My Blood sugar is 180 one hour after a meal?? Is this bad?

Glucose tolerance. Read more on the GTT at: http://www.webmd.com/diabetes/gestational-diabetes-guide/oral-glucose-tolerance-test#1.
Sounds like... Early metabolic syndrome since you already have hypertension. Have your lipids and a HgA1c checked. Metformin would be the wisest treatment option! It prevents diabetes as well as treats it.