An NDIS inquiry has been told some Indigenous people have been victims of predatory practices. (James Ross/AAP PHOTOS)An NDIS inquiry has been told some Indigenous people have been victims of predatory practices. (James Ross/AAP PHOTOS) Credit: AAPAboriginal people using National Disability Insurance Scheme services in Northern Territory communities are being exploited by providers at "breathtaking" rates, an inquiry has been told. There were 17 NDIS staff on the ground in the NT, the inquiry was told. "People with far greater resources will have access to the NDIS rather than the clients we see regularly through legal aid.