No, Police Health offers private health insurance – Gold Hospital, Rolling Extras and Gold Combined. It's important to remember your Police Health cover is Australia-wide, so you're still covered from a health insurance point of view if you're travelling within Australia. 

For example, your Unlimited Ambulance cover* can be used when you're travelling in Australia. 

*All benefits may be subject to Waiting Periods, Limits and other conditions. Unlimited Ambulance cover for emergency transport, clinically required non-emergency transport and treatment not requiring transport (Subject to waiting periods and other conditions).