Examining the work-related psychological states of nurse practitioners and physician assistants is important, given their increased role expansion. Key findings of this review (carried out 2000 – 2016) include the lack of robust research designs, overemphasis on job satisfaction, lower levels of satisfaction across both groups, and higher intrinsic versus extrinsic satisfaction levels generally. The results suggest that both occupations experience role expansion in both positive and negative ways that may require additional policy or managerial interventions.
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