PURPOSE: This is a mixed method study to understand the experience regarding the job satisfaction of Physician Assistant (PA) male nurses. METHODS: First, factors influencing job satisfaction were analyzed using quantitative approach and job adaptation processes by qualitative research was done through interviews. Finally both of the collected data were comprehensively compared. RESULTS: The factors which had the greatest influence on job satisfaction in the regression analysis were job stress (β=-.49, p<.001) and job identity (β=.46, p<.001) and the explanatory power explaining these variables was 58% (Adj. R²=.58). The results of qualitative research were categorized using the same four variables with qualitative research variables. Five themes in job satisfaction, three themes in job identity, five themes in job stress and six themes in job value were identified by content analysis. CONCLUSION: This finding identified that the job stress and job identity were important variables related to job satisfaction. Therefore, the factors influencing job identity have to be strengthened, and a systematic management and interest to develop them are necessary.