Penelitian ini dilakukan untuk mengetahui pengaruh psychological capital, leadership autonomy support, dan internal market oriented culture terhadap individual innovative behavior. Model yang digunakan dalam penelitian ini diadopsi dari penelitian terdahulu yang kemudian diuji secara empiris pada populasi perawat yang bekerja di unit rawat inap Rumah Sakit XYZ. Pengumpulan data dilakukan dengan convenience sampling dengan jumlah responden sebanyak 178 responden. Data kemudian dianalisis dengan metode PLS-SEM. Hasil penelitian ini menunjukkan bahwa psychological capital, leadership autonomy support, dan internal mark et oriented culture berpengaruh positif terhadap individual innovative behavior. Leadership autonomy support dan internal market oriented culture juga berpengaruh positif terhadap individual innovative behavior. Psychological capital dapat menjadi variabel pemediasi hubungan leadership autonomy support dan internal market oriented culture terhadap individual innovative behavior. Model struktural penelitian ini dapat memprediksikan dengan adekuat variabel individual innovative behavior. Berdasarkan penelitian ini, memiliki budaya yang memperlakukan perawat sebagai pelanggan internal, modal psikologis perawat yang baik, dan dukungan otonom dari atasan memicu berkembangnya perilaku inovatif perawat. / This study was conducted to determine the effect of psychological capital, leadership autonomy support, and internal market oriented culture on individual innovative behavior. The model used in this study was adopted from previous research which was then tested empirically on a population of nurses working in the inpatient unit of XYZ Hospital. Data was collected by convenience samplin g with a total of 178 respondents. The data were then analyzed using the PLS-SEM method. The results of this study indicate that psychological capital, leadership autonomy support, and internal market oriented culture have a positive effect on individual innovative behavior. Leadership autonomy support and internalmarket oriented culture also have a positive effect on individual innovative behavior. Psychological capital can be a mediating variable for the relationship between leadership autonomy support and internal mark et oriented culture on individua l innovative behavior. The structural model of this study can adequately predictthe individual variables of innovative behavior. Based on this research, having a culture that treats nurses as internal customers, good psychological capital of the nurses, and autonomy support from superiors triggers the development of innovative nurses' behavior.