Final answer:
The National Practitioner Data Bank was mandated by the Health Care Quality Improvement Act of 1986 to improve healthcare quality, protect the public, and diminish healthcare fraud and abuse.
Step-by-step explanation:
The creation of the National Practitioner Data Bank was mandated by the Health Care Quality Improvement Act of 1986. This data bank is a web-based repository of reports containing information on medical malpractice payments, adverse licensure, clinical privileges, professional society membership actions, and other negative actions or findings by healthcare entities, medical providers, and suppliers. Its primary purpose is to improve healthcare quality, protect the public, and reduce healthcare fraud and abuse in the U.S.