Best Gap Cover in South Africa

Even with a top medical aid, a stay in hospital can leave you with a bill the scheme doesn't fully pay. Specialists — surgeons, anaesthetists, radiologists — are allowed to charge more than the medical-aid rate, and the difference can run to tens of thousands of rands. Gap cover is an affordable insurance policy that pays that shortfall, and it's one of the best-value products in South African healthcare.

What gap cover does

Your medical aid pays in-hospital specialists at a set rate (often 100%–300% of the scheme tariff). If the specialist charges more, you pay the gap — unless you have gap cover, which settles it. Good policies also cover co-payments and deductibles, sub-limits on things like scopes and MRIs, and cancer co-payments. By law gap cover is capped at a regulated annual maximum per person (around R200,000 in 2026), and you must belong to a registered medical aid to have it.

How we chose

We compared the leading gap-cover providers on cover breadth (shortfalls, co-payments, sub-limits), value and claims experience. Premiums are age-rated, so we show indicative ranges — get a quote to confirm. Ratings are Rateweb's editorial opinion.

The best gap cover at a glance

• Best overall — Stratum Benefits. A specialist with comprehensive shortfall and co-payment cover.
• Best service — Turnberry. Comprehensive cover with a strong, well-rated claims process.
• Best big-brand backing — Sanlam Gap Cover. Solid cover from a major insurer.

Compare cover levels and benefits for all the providers below.

What to look for

• Shortfall cover percentage. The best policies cover the full shortfall up to the regulated limit.
• Co-payment and deductible cover for procedures your medical aid part-pays.
• Sub-limit cover for scopes, scans and specialised treatment.
• Cancer and oncology benefits, which can carry large co-payments.
• Waiting periods and age limits — check these before switching.

Why you need it: the specialist shortfall

In-hospital specialists — surgeons, anaesthetists, radiologists — can charge several times what your medical aid pays at the scheme rate. Your medical aid covers its rate; you are liable for the rest. Gap cover pays that shortfall, which can otherwise run to tens of thousands of rands for a single procedure.

What gap cover covers

• Shortfalls between specialist charges and your scheme rate for in-hospital treatment.
• Co-payments and deductibles your plan applies to procedures like scopes and scans.
• Sub-limit top-ups for items such as internal prosthesis or cancer treatment, depending on the policy.

Each benefit pays up to a regulated overall annual limit per person, which is set each year — compare the limits and the co-payment cover carefully.

It is not a medical aid

Gap cover is short-term health insurance regulated under the demarcation rules, not a medical scheme — you must already be on a medical aid with hospital cover to buy it. See our medical aid guide for the underlying cover it tops up.

Watch the waiting periods

Gap cover usually has a three-month general waiting period and a 12-month waiting period for pre-existing conditions, similar to medical aids. Take it out when you join your medical aid so the waiting periods run together.

Frequently asked questions

Do I need gap cover if I have a good medical aid?

Usually yes. Even comprehensive plans pay specialists at a capped rate, and the shortfall is yours to pay. Gap cover closes that gap for a small monthly premium.

How much does gap cover cost?

Premiums are age-rated and typically fall in the low-hundreds of rands per month for a family — modest compared to the shortfalls it covers. Get a quote to confirm.

Is gap cover regulated?

Yes. It's sold as a short-term insurance product and capped at a regulated annual maximum per insured person. You must belong to a registered medical aid to take it out.

Next steps

Compare the providers below, and pair your choice with the right medical aid. This is general information, not advice — confirm cover and limits with the provider.