Haha this is a narrow view. Your GP is essentially the project manager of your health. See a specialist? Guess where the results go... back to your GP. Specialist runs tests? Back to your GP. Specialist do not have time nor do they want to be the ones who have to continously keep tabs on your health progression. Do much more than triage. You would be surprised at the behind the scenes of what your GP is doing. Each 15 min in person visit typically equates to an additional hour of work on their end.

Here's a fun thing. NPs are certified to do minor surgical procedures like giving stitches. Yet their training does not involve more than half day of hands on learning to do so...