Dec 19 (Reuters) - Medibank Private Ltd MPL.AX :
* MEDIBANK AND AHM HEALTH INSURANCE PREMIUMS WILL INCREASE BY AN AVERAGE OF 3.30% FROM 1 APRIL 2019
* MEDIBANK WILL INTRODUCE DURING 2019 MANDATORY GOLD, SILVER, BRONZE AND BASIC HOSPITAL COVER PRODUCT CATEGORISATION
* "CUTTING $60 MILLION FROM MANAGEMENT COSTS OVER 3 YEARS TO END OF 2020 FINANCIAL YEAR"