US halts Obamacare enrollment for over 760,000 enrollees, claiming fraud ↧ ↧ US halts Obamacare enrollment for over 760,000 enrollees, claiming ... The ​Trump administration is halting enrollment in Obamacare health plans for more than 760,000 enrollees it believes were fraudulently signed up, ‌Vice President JD Vance said on Tuesday, part of an anti-fraud effort he estimated would save $2.2 billion in taxpayer money.