For instance, since telephone calls weren't reimbursable, additional office visits, which were, supervened.

WSJ: Ed Marsh: Reflections of a Medical Ex-Practitioner

The real concern is the trustee who is determined to milk the trust for fees that are reimbursable from the trust.

FORBES: Trust Protectors -- What They Are And Why Probably Every Trust Should Have One

But companies may have to pay the 2% levy, which is collected by tax authorities and then (after deducting a non-reimbursable administration fee) held in escrow, even so.

ECONOMIST: China and foreign companies

Types of fraud the FBI investigates include billing for services not rendered, "upcoding" reimbursable services, performing unnecessary services, adding tests to generate high fees, kickbacks and pharmaceutical drug diversion.

WSJ: Matthew Lifflander: The Economic Truth About Lying