A friend of mine got this done recently and highly recommends it, this price is very good too
AncestryDNA test is an autosomal test suitable for males or females who are interested in learning more about their genetic ancestors within the past several generations. You will receive a (rough) ethnicity estimate and be matched with other people in the Ancestry database who are related to you. Over 2 million people have tested with Ancestry.
Offer ends at 11:59 pm (AEDT) on 28 November 2016. Transaction fees may apply. Payment processed in the United States. AncestryDNA is offered in Australia and New Zealand by Ancestry International DNA LLC.
Via mdsh OzBargain
They not providing RAW data as far as I can see so you will not able to check yourself for different deceases. 23andme looks more useful