[johannbok]

And if you call to ask, the front desk secretary will have absolutely no clue how to route an out-of-the-ordinary request. If the doc you're calling doesn't already do the type of service you're looking for (e.g., a phone consultation), be absolutely firm about wanting to speak with the office manager.

The office manager may not be able to accommodate you, but if it can be done, they're the ones with the authority and autonomy to make it happen.