The NHS is owed £62million by so-called 'health tourists ' who have yet to settle their bills , despite receiving thousands of pounds worth of care in Britain 's hospitals . The bill , built up over five years and across 40 different trusts , suggests previous estimates on the amount owed were far below the mark . The NHS is thought to act as a magnet to people from overseas because it will always care for someone who needs urgent treatment . The bill , built up over five years and across 40 different trusts , suggests previous estimates on the amount owed were far below the mark . An investigation by the Sunday Times has found people who owe money for dialysis , chemotherapy and bone marrow transplants . The newspaper revealed King 's College Hospital is owed a staggering £17,852,037 - more than £10million more than Guy 's and St Thomas ' Hospital Foundation , which has then second highest amount outstanding . One person alone is understood to owe more than £420,000 at Guy 's and St Thomas ' for treatment for hemophilia . The investigation also uncovered a new mother who posed alongside Health Minister Daniel Poulter to mark the reopening of a maternity ward has yet to pay the bill she incurred . Caroline Nyadzayo , 34 , owes £3,000 , more than two years after she gave birth at Norfolk and Norwich University Trust . The size of the unpaid bill comes as the NHS is forced to make a series of unpopular decisions to save money as it struggles to balance its budget . King 's College Hospital , pictured , is owed a staggering £17,852,037 - far more than any other trust . This week , it was revealed the Cancer Drugs Fund for England had cut 19 life-extending treatments , because they cost too much . Similarly , new guidelines from Nice suggest doctors start prescribing medication to people with type 2 diabetes which experts have warned will 'put the NHS back a decade ' - all because the ones currently prescribed are too expensive .
King 's College Hospital , London , is costing a staggering £ ##500 . One foreign patient costs more than £ 420,000 for treatment for cancer . Comes as the charity is struggling to reduce costs in the service it provides .