I think, to be fair to DC, he was very reliant on the NHS for the care for his son, who has now died.
I can't believe I'm sticking up for him
However, the other 'tell David Cameron' ideas don't seem to be going too well:
"Among the responses were proposals to sterilise young girls who "just breed at will", to replace MP housing allowances with tents and, helpfully, a recipe for beef and vegetable casserole. So far, not one idea from the public has translated into government action."
http://www.bbc.co.uk/blogs/thereporters/markeaston/2010/10/turning_accountability_on_its.html