Special Investigative Unit (SIU)

A Special Investigative Unit (SIU) is a specialized team tasked with uncovering suspicious claims and fraudulent activities. These units consist of highly trained insurance investigators who use advanced technology, surveillance methods, and data analysis to identify red flags in claims processing. In large insurers the SIU is typically an internal department.  Smaller insurers may contract with a specialty consultancy for investigative services. 

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See also: claim, claims handling