Joiner, Keith A.; Lin, Jianjing; Pantano, Juan - 2021
literature focuses on upcoding/no upcoding for inpatient hospital care inMedicare Part A, where reimbursements requested are … from 2013 – 2019, only 0.39% were for upcoding of hospital admissions, or 7.2% of all prosecutions for hospitals. Other … forms of improper billing/fraud constituted more than 90% of all cases, both for hospital admissions and for Medicare Part B …