Mizuma Hospital is a medical facility specializing in internal medicine, located in Hishikari Maeme, Isa City, Kagoshima Prefecture. Consultation hours are 9:00 AM to 5:00 PM on weekdays and 9:00 AM to 12:00 PM on Saturdays, with closures on Sundays, public holidays, and the New Year period (December 31 to January 3). The hospital also provides nephrology services, having opened a nephrology department in December 2025. Alongside general internal medicine, specialized kidney care is available. Vaccinations are offered, contributing to community preventive medicine. For home healthcare, the hospital operates designated visiting nursing and preventive care nursing programs, supporting patients with limited mobility. The facility is equipped with parking and barrier-free access, ensuring a comfortable environment for wheelchair users and those with walking difficulties. English language support is available to accommodate diverse patient needs. Supporting local healthcare in Isa City, Mizuma Hospital provides comprehensive medical services centered on internal medicine and nephrology, including visiting nursing care.