Health services, especially hospitals, are facing significant changes in the industrial era 4.0. Hospital digitization is responsible for building green hospitals and improving service quality in the era of modern technology. Green Human Resources Management (GHRM) is becoming known as the HRM concept that encourages employee commitment and environmental aspects. GHRM is an HR management system suitable for organizations, including hospitals that have a significant environmental impact. Hospitals are very dependent on the quality of service provided to their customers. GHRM as a management model in hospitals is very important to encourage hospital digitization and service quality. This research was conducted to answer the gap in hospital research in seeing the effect of GHRM on service quality in digitizing hospitals in the industrial era 4.0. GHRM and Service Quality is used in the healthcare industry to test its application in hospitals in Indonesia. They are using the SEM PLS method, a variant-based structural equation analysis that focuses on predictive models, to look for predictive linear relationships between variables to process data for 1004 respondents from 19 State-Owned Enterprises' hospitals throughout Indonesia. This research can an-swer research gaps related to the effect of GHRM on Service Quality and Hospital Digitalization in Indonesia. Based on Hospital Digitalization, GHRM affects Service Quality, which is closely related to environmental problems.