Shadow health minister Diane Abbott has tweeted:
What price xenophobia? Stigmatising foreigners accessing NHS creates a public health risk.
@paulwaugh Agree with charging people who are not entitled to free NHS care. But obvious public health risks re. communicable disease.
Earlier, Labour's shadow health minister Liz Kendall said the government had a "poor record in announcing policies that sound good but prove to be completely unworkable" and they would be asking "many questions" on the proposals.
More top news
North Korea's leader hailed the testing of a H bomb as his greatest achievement in office during the first Congress in 26 years.
After years trying to rebuild its reputation following the scandal over blood doping, the sport is having to face up to another problem.
In the hours following the incident, journalists Can Dundar and Erdem Gul were found guilty in their trial for revealing state secrets.