Out of pocket or gap costs are a huge issue in the private health sector.

They make people wonder why they bother with private health insurance when they have to spend hundreds or sometimes thousands of dollars beyond what they get back.

Four Corners and the Health Report are investigating out of pocket expenses and their impact on our health system and indeed you.

If you have a bill for cancer treatment, urology, orthopaedics or eye surgery – or indeed any other speciality that got you confused, angry or upset, we’d love you to send us the bill.

It's a simple form that will take you a few minutes to fill out here:

http://bit.ly/2G56rPe

We won’t pass on your identity to anyone else but we may contact you for more information.