If you recently found out that you're pregnant, it is time to schedule your first prenatal appointment with an obstetrician. During this appointment, your obstetrician will perform several prenatal tests and ask you about your medical history. In order to have a successful appointment, you should prepare properly. Here are a few tips to get the most out of your first prenatal appointment. Find Out About Your Medical History During your first appointment, your obstetrician will want to know a lot of information about your medical history, such as health conditions that run in your family.