A Henderson, Nevada, doctor allegedly billed Medicare more than $95 million for expensive wound grafts that prosecutors say elderly patients did not medically need. A federal grand jury charged him with conspiracy to commit health care fraud and five counts of health care fraud. Medicare Was Billed Using Sham Full-Price InvoicesThe lower prices Dubin allegedly received were not reflected in the claims sent to Medicare. Hospice Patients Received Grafts Prosecutors Say Were Not NeededThe grafts were allegedly applied to elderly Medicare patients without regard to medical necessity. Dubin faces one count of conspiracy to commit health care fraud and five substantive health care fraud counts.