I'm gonna have to say I would also find these things very annoying. I'd go with it for some time, see if it gets better though. But yeah, she should've been prepared and started your session on time. The phone call though I think is okay. She should of course take care to not harm client confidentiality, but as long as she did that, I think that it's fair for a consellor to use the time between sessions for such things, as I get not wanting to "waste" an hour in your day to set aside for such mundane tasks.