mr. oluno? mr. oluno? just one second, sir? we never saw oluno again. has been part of the largest medicaid program in the nation. paid for with federal and state dollars. a one-year investigation by cnn and the center for investigative reporting found the rehab portion of that program, called trug medical is rife with fraud. has operators who bill the government for made up clients. and often get away with it. joy jarfors saw plenty of fraud in the nine years she spent working as a supervisor over drug medical. >> i believe the word got out that there was easy money to be made in the outpatient drug free system. >> reporter: how bad is it? >> it's bad. it was real bad. i left state service about three years ago. and we would have one provider that would bill for over $1 million in one year that we believe was 100% questionable billing. >> reporter: and that one provider was no isolated instance. over and over we found examples of fraud. not hidden fraud. this was happening in plain sight. for example, george oluno. 19-year-old darshay miles was just 14