Part of the fun of a "Families Only" practice is the analysis of information relating to the chief complaint, referred to by physicians as the differential diagnosis. In the family context, I'm likely to think of the patient as being aligned or mis-aligned with their values, goals and dreams. Here are two blog posts explaining two models of thought about the differential diagnosis in the family context.
Family oriented differential diagnosis
Family Oriented Differential Diagnosis with Biopsychosocial Model
Just add a direct Primary Care element and you're ready to go- more time to explore in depth issues with patients and discover wonderful possibilities.