Health service area refers to a geographical area that represents a community or population served by a health system. There are many other ways to describe health service areas in different contexts. In some cases, it may be referred to as a catchment area. Other synonyms for health service area include healthcare district, medical region, health zone, health sector, healthcare coverage area, health delivery area, health service region, health maintenance organization, healthcare network, medical organization, and health hub. The term may vary depending on the location, purpose, or perspective of the user. Regardless of the terminology, the goal is to provide access to quality healthcare services to all individuals within a defined geographic area.