You will need to manage your time. Expect to wait at least an hour or more. We had a 0800 appointment. Showed up at 0745, sat in lobby until 0900, then moved to the examination room and waited another 45 minutes. Left at 1010,
The gun free zone sticker by the front door also created some anxiety, I felt like a sitting duck just waiting for some lunatic to walk through the door and start blasting.