Background: The current patient service paradigm is patientfocused services (Patient Centered Care). Patients and families need accurate information, so caregiver professionals (PPAs) are required to work in an integrated manner in providing services to patients. The problem arises from the many conflicts between interdisciplinary service providers, plus the lack of quality control and control which is a serious problem for hospitals. Case Manager is an important and comprehensive intervention in order to improve quality, cost control, patient safety, integrated care, continuity of service and patient satisfaction. The role of Case Manager is very important and very complex as part of implementing patient-focused services, playing a role in helping to improve interprofessional collaboration and being able to collaborate with other health care teams. The purpose of this study was to describe the role of Case Manager and its implementation in supporting Patient Center Care at the hospital. Method: Type of research qualitative with approach phenomenology with Main Informant Case Manager and Service Supervisor 30 Informants, data were obtained through in-depth interviews and Focus Group Discussion (FGD). Results and Discussion: The role of Case Manager and its implementation has been suitable to support the implementation of Patient Centered Care at PKU Muhammadiyah Hospital in Yogyakarta, with the appointment of 2 Case Managers namely xviii doctors and nurses through a Letter of Directors' Decree. The role that Case Manager plays in supporting PCC is coordination, communication, supervision, prevention, and planning of patient care. Conclusion: The Role of Case Manager and Implementation in PKU Muhammadiyah Yogyakarta Hospital has supported the implementation of Patient Centered Care and the dominant role is the role of communication and coordination roles