Appendix Table 1.

Managing provider and visit provider concordance for patients of NPs, PAs or physicians

Patient managing provider type	NP	PA	Physician
Total primary care visits per patient, mean	19.6	19.7	19.4
Primary care visits with NPs, mean (%)	16.0 (82.3)	1.2 (6.1)	1.1 (5.3)
Primary care visits with PAs, mean (%)	0.6 (3.1)	15.4 (78.9)	0.6 (2.8)
Primary care visits with Physicians, mean (%)	3.0 (14.5)	3.1 (15.0)	17.7 (92)

Among patients designated as being managed by nurse practitioners (NPs), physician assistants (PAs) or physicians by our criteria, mean number and percent of total primary care visits (per patient) from 2006–2012 that were staffed by NPs, PAs or physicians.