Extras cover is one of the most misunderstood parts of private health insurance in Australia, yet it is where many households lose (or save) thousands of dollars each year. Dental check-ups, optical glasses, physiotherapy, and psychology are not fully covered by Medicare—making Extras insurance a critical budgeting tool. This guide explains how Extras cover works in Australia, how dental and optical limits apply in 2026, and how to choose a policy that actually pays off.
Key Takeaways
- Extras cover pays benefits for services Medicare does not, including dental, optical, and allied health.
- Annual limits and sub-limits matter more than premiums when comparing policies.
- Extras cover does NOT avoid the Medicare Levy Surcharge (MLS)—only hospital cover does.
- Choosing the wrong limits can result in paying more than you claim.
Understanding Extras Cover in Australia
Extras cover—sometimes called “ancillary cover”—is a component of private health insurance that reimburses part of the cost for everyday healthcare services not covered by Medicare. Unlike hospital cover, Extras is optional and highly customisable.
Common services covered under Extras policies include dental treatment, optical (glasses and contact lenses), physiotherapy, chiropractic, psychology, podiatry, and remedial massage. Benefits are paid as either a percentage of the service cost or a fixed dollar amount, subject to annual limits and service caps.
How Extras Cover Differs from Hospital Cover
Hospital cover protects you when you are admitted as a private patient. Extras cover applies only to out-of-hospital services.
- Hospital cover: Surgery, accommodation, in-hospital treatment
- Extras cover: Dental, optical, physio, psychology, and allied health
Importantly, Extras cover alone does not exempt you from the Medicare Levy Surcharge (MLS). Many Australians mistakenly assume it does.
Dental Cover Explained: Major, General & Preventive
Dental is the most commonly claimed Extras benefit in Australia and the biggest driver of value.
Preventive & General Dental
Most Extras policies cover:
- Check-ups and cleans
- X-rays
- Fillings and extractions
Benefits are typically paid at 60%–100% of the cost, depending on the policy and provider agreement.
Major Dental
Major dental includes crowns, root canals, bridges, dentures, and implants. These services are expensive and usually have:
- Lower benefit percentages
- Strict annual sub-limits
- Waiting periods of 6–12 months
Optical Cover: Glasses & Contact Lens Limits
Optical cover helps offset the cost of prescription glasses and contact lenses. Unlike the US-style “vision insurance”, Australian optical benefits are structured around fixed allowances.
How Optical Benefits Work
- Claim once every 12–24 months
- Fixed dollar limit per person (e.g. A$200–A$300)
- Applies to frames, lenses, or contacts
Some insurers offer higher optical limits through preferred provider networks, allowing no-gap or reduced-gap purchases.
Pros & Cons of Extras Cover
Pros
- Reduces out-of-pocket costs for everyday healthcare
- Encourages preventive care such as dental check-ups
- Customisable to match your lifestyle
- Family policies offer good value for households with children
Cons
- Annual limits can be restrictive
- Waiting periods apply for most services
- Easy to overpay if benefits go unused
- No tax exemption benefit on its own
Step-by-Step: How to Choose the Best Extras Cover
Step 1: Review Your Past Health Spending
Check what you spent on dental, optical, and allied health in the last 12 months.
Step 2: Prioritise High-Value Services
Choose policies with higher limits for services you actually use.
Step 3: Compare Annual Limits, Not Just Premiums
A cheaper policy with low limits may deliver poor value.
Step 4: Check Preferred Provider Networks
Insurers often pay higher benefits if you use in-network dentists or optometrists.
Step 5: Understand Waiting Periods
Dental and optical benefits usually have 2–6 month waits; major dental can be longer.
Tax Implications (ATO)
Extras cover has no direct tax benefit under Australian tax law.
- Extras premiums are not tax-deductible
- Extras cover does not reduce MLS
- Only eligible hospital cover interacts with ATO surcharges
However, some self-employed individuals may be able to claim specific health expenses as business deductions under limited circumstances—professional tax advice is essential.
Extras Cover and Health Insurance Rebates
The private health insurance rebate applies to Extras cover, but it is income-tested and significantly lower than many people expect.
The rebate reduces your premium, not your out-of-pocket costs at the dentist or optometrist.
Frequently Asked Questions
Is Extras cover worth it in Australia?
Yes, if you regularly use dental, optical, or allied health services.
Does Extras cover avoid the Medicare Levy Surcharge?
No. Only hospital cover can reduce or eliminate MLS.
Can I claim both glasses and contacts?
Usually no—most policies require you to choose one per benefit period.
Are children covered under family Extras policies?
Yes, often with separate limits or bonus orthodontic benefits.
Can I change Extras cover anytime?
Yes, but waiting periods may reapply for upgraded benefits.
Conclusion
Extras cover in Australia is not about tax savings—it is about managing everyday healthcare costs intelligently. Dental and optical benefits alone can justify a well-chosen policy, but only if annual limits align with real usage.
By understanding dental sub-limits, optical allowances, waiting periods, and insurer networks, Australians can avoid overpaying for Extras they never use. The best Extras cover is not the most comprehensive policy—it is the one that returns more in benefits than it costs in premiums.