This study will investigate the impact of psychological contract fulfillment on physicians’ affective commitment, using the Security Forces Hospital in Dammam (SFHD) as an empirical model. To assess this impact, the researchers adopted a descriptive, analytical approach. The research population of this study is the 109 physicians at the Security Forces Hospital. The researchers have used a questionnaire to collect data, with a response rate of 88.99 per cent; a set of hypotheses were subsequently tested. The results demonstrated that a positive and significant positive relation was found between physicians’ perceptions of opportunities for promotion, financial rewards, job pressure, job security, training, career development, support with personal problems, the extent to which promises had been fulfilled, and their affective commitment. This researcher recommends achieving a desirable level of relationship of SFHD’s physicians with their managers. Providing more opportunities for promotion effective commitment among physicians through holding appropriate courses. Increasing physicians’ awareness of financial rewards by stating a clear system of reward, training physicians on how to cope with pressure and personal problems without affecting their commitment. Additionally, fostering physicians’ career development by enhancing their preparation programs. Moreover, conducting studies on the effectiveness of different variables on psychological contract.