Background & Objective: Bayan Community Health Center, with a total of 156,868 referrals during the period of January to December and a total of 1,056,436 visits. This number has increased, whereas in 2022, the number of BPJS referral patients was only 53,065 with a total of 392,868 visits. To determine patients' perceptions of the implementation of the BPJS Health Patient Referral System at Bayan Community Health Center in Purworejo, an observational descriptive study was conducted. Method: A cross-sectional approach was used, and the data were analyzed quantitatively. Result: Patient perceptions regarding the BPJS referral system at the Bayan Health Center were categorized as high on the following indicators: ease of the referral process (average index of 68.1), satisfaction with referral services (average index of 67.8), effectiveness and appropriateness of referrals (average index of 67.3), and challenges in referral implementation in the moderate category with an average index of 61.8. Conclusion: Patients' perceptions of the BPJS referral system at the Bayan Community Health Center are high in terms of ease, satisfaction, and effectiveness of referrals. However, there are still obstacles in its implementation, which are in the moderate category.