How often is too often...

Upper West Side

...to call your doctor's office when awaiting results from a test?  I took a blood test on Friday, September 28th.  I would told that the results could take up to 10 business days.  Today is the 9th day.  I called on the 7th day and no one returned my call.  I really want to know the minute the results come in because I've had a pit in stomach for the past few weeks...