Final answer:
Healthcare organizations must undergo an on-site survey every three years to maintain accreditation with The Joint Commission.
Step-by-step explanation:
In order to maintain accreditation with The Joint Commission, a healthcare organization must undergo an on-site survey at least once every three years. This survey is conducted to assess the organization's compliance with standards set by The Joint Commission. It helps ensure that the healthcare organization is providing safe and quality care to its patients.