If you’ve applied for a parent visa
You ca not enrol in Medicare if you’ve applied for an 804 or 103 parent visa. You may have some cover under a Reciprocal Health Care Agreement assuming you hold an eligible passport.
You can enrol for Medicare if either:
you’ve applied for a contributory parent visa and have a temporary 173 or 884 visa
you have a permanent contributory parent visa subclass 143 or 864.
You may be able to enrol if you have a temporary contributory parent visa.