Details at Australian.com 

Problem: 100X increase in vitamin D tests in a decade = increase costs

• 22,670 tests in 2000
• 2,200,000 tests in 2010

Solution: make the tests harder to get

See also VitaminDWiki - Australia seems to be following Canada

• Alberta Canada also overwhelmed with vitamin D tests - Jan 2011
• Canadians losing yet another free medical test - vitamin D Nov 2010
• 6th Canadian province may stop paying for vitamin D testing – Sept 2010 Ontario - and summarize others
• Vitamin D testing in Australia - huge increase in 11 years - July 2012