Insurer-funded benefits reached about $20.1b in the year to June 2026.
Australian private health insurers are facing increased pressure on underwriting margins as medical claims inflation continues to outpace premium increases.
According to a report from S&P Global Ratings, Australian Prudential Regulation Authority (APRA) statistics show claims growth has exceeded premium growth for three consecutive years.
The gap has widened due to rising nursing and specialist wages, greater treatment complexity, increased use of elective procedures, and an ageing population.
Total insurer-funded benefits rose from $15.5b (A$21.6b) in the year to June 2021 to around $20.1b (A$28b) in the year to June 2026.
A primary headwind for insurers is strict regulation requiring government approval for price adjustments.
Although the Australian Government granted a decade-high average premium rate increase of about 4.41% on 1 April 2026, this remained below health inflation for the fourth straight year.
Despite financial pressures on consumers, overall demand for coverage remains steady, supported by public hospital waiting times and government tax incentives such as the Medicare Levy Surcharge.
Hospital coverage penetration has stabilised above 45% of the population, whilst membership levels sit near record highs.
However, policyholders are actively adjusting their coverage to manage living costs. The proportion of insured Australians holding top-tier “Gold” hospital policies dropped from roughly 40% in December 2020 to a record low near 29% in 2026, with customers shifting towards cheaper “Silver”, “Bronze”, and “Basic” options.
To protect margins within regulatory limits, health insurers are shifting away from standard reimbursement approaches towards active health management.
Key efforts include partnering with healthcare providers to promote lower-cost care pathways like “hospital in the home”, utilising data analytics to limit claims leakage, and expanding digital health platforms for preventive care.
S&P Global Ratings expects larger, well-capitalised insurers with scale and advanced analytics to navigate these margin pressures better than smaller peers.