Including costs of non-covered services, supplies, or equipment in allowable costs;
Arrangements by providers with employees, independent contractors, suppliers, and others that appear to be designed primarily to overcharge the program through various devices (commissions, fee splitting) to siphon-off or conceal illegal profits;
Billing Medicare for costs not incurred or which were attributable to non-program activities, other enterprises, or personal expenses;
Repeatedly including unallowable cost items on a provider's cost report except for purposes of establishing a basis for appeal;
Manipulation of statistics to obtain additional payment, such as increasing the square footage in the outpatient areas to maximize payment;
Claiming bad debts without first genuinely attempting to collect payment;
Certain hospital-based physician arrangements and amounts also improperly paid to physicians;
Amounts paid to owners or administrators that have been determined to be excessive in prior cost report settlements;
Days that have been improperly reported and would result in an overpayment if not adjusted;
Depreciation for assets that have been fully depreciated or sold;
Depreciation methods not approved by Medicare;
Interest expense for loans that have been repaid for an offset of interest income against the interest expense;
Program data where provider program amounts cannot be supported;
Improper allocation of costs to related organizations that have been determined to be improper; and