which of the following may result in a denied claim?\nthe patient is covered by an insurance plan.\na…

which of the following may result in a denied claim?\nthe patient is covered by an insurance plan.\na procedure was listed as an insurance benefit.\npreauthorization for services was obtained.\nmedical necessity was unconfirmed.
Answer
Brief Explanations:
Insurance claims are often denied when medical necessity isn't confirmed. If a patient is covered, a procedure is a benefit, and pre - authorization is obtained, claims are less likely to be denied.
Answer:
Medical necessity was unconfirmed.