Fig. 2a.

Participant 21. The FP is heavily involved in patient care, acting as the main care provider within this network. Involvement of specialists and a social worker arose from referrals made by the FP, who remains informed about care received from these other providers longitudinally. The cardiologist involvement, in particular, is recent and reflects the FP’s effectiveness in bringing another provider into the network for a new health problem (pulmonary hypertension)