Outpatients are individuals who receive medical treatment or consultation from a healthcare facility without being admitted as an inpatient. Synonyms for the term "outpatient" include ambulatory, non-admitted, non-bed, walk-in, visiting, clinical patient, day patient, and non-resident. Ambulatory patients, also known as "walk-ins," refer to patients who arrive at a hospital or clinic for treatment or consultation without a prior appointment. Non-bed patients refer to those who avail of medical services without requiring a hospital bed. Visiting patients often refer to individuals who are traveling through a particular location and require medical care. Day patients, on the other hand, are those who avail of a medical procedure that does not require an overnight stay.