South Africa · EXPAT
Key Facts
- —What happened Discovery Health Medical Scheme plans a weighted average contribution increase of 8.2% from 1 January 2027, while Momentum Health announced a 7.9% average rise.
- —The anchor Both increases far exceed the Council for Medical Schemes’ 3.8% guidance anchor for 2027, which is not a binding cap.
- —The range Discovery members will see increases between 7.4% and 8.9%, with KeyCare, Coastal Core, Priority, Comprehensive and Executive plans facing the top 8.9% rise.
- —Who it hits Higher premiums pressure household disposable income and employer benefit costs while making private healthcare less affordable.
- —What comes next Both schemes’ proposals still require approval by the Council for Medical Schemes before taking effect on 1 January 2027.
Discovery and Momentum, two of South Africa’s biggest medical schemes, have announced 2027 contribution increases far above the regulator’s 3.8% anchor, squeezing household and employer budgets.

Discovery Health Medical Scheme (DHMS), which describes itself as South Africa’s largest open medical scheme, plans to raise 2027 contributions by a weighted average of 8.2% from 1 January 2027. Momentum announced a 7.9% average increase for the same period. Both proposals are subject to regulatory approval.
The numbers behind the medical aid hikes
Discovery’s increase will range from 7.4% to 8.9%, depending on the plan. Two out of every three beneficiaries will see an increase below 8%, while KeyCare, Coastal Core, Priority, Comprehensive and Executive plans face the full 8.9% rise. Active Smart has the lowest increase at 7.4%.
Momentum’s 7.9% average increase comes with enhancements, including, on its Health4Me option, higher specialist benefit limits and an over-the-counter pharmacy medicine benefit that replaces the COVID-19 screening benefit. The CMS’s 3.8% anchor for 2027 is guidance rather than a binding cap.
The anchor is meant to be topped up with a reasonable allowance for healthcare utilisation, which helps explain the gap between the anchor and the announced increases. Trustees can go higher if they justify it to the Registrar of Medical Schemes.
Why medical inflation outpaces consumer prices
The dispute is less about headline consumer inflation than about medical-cost inflation, utilisation, ageing risk pools, technology and provider pricing. Discovery says its 8.2% increase is 2.5 percentage points below what it otherwise required.
The scheme also argues that its three-year cumulative increases are 5.1 percentage points below those of the next six largest open schemes. That framing positions Discovery as relatively restrained, even as members absorb a steep rise.
Private-hospital and specialist costs remain central to the pricing pressure. Medical schemes have limited room to absorb these costs without passing them on to members.
The money and power contest
Higher premiums pressure household disposable income and employers’ benefit costs. For expats and professionals on private cover, the increases add another layer to South Africa’s already high cost of private healthcare.
The increases also make private healthcare less affordable in a country where the government is pursuing National Health Insurance (NHI). Medical schemes’ pricing power and the CMS’s regulatory credibility are now central to the contest between private healthcare capital and the state.

The CMS must decide whether to approve the proposals as submitted or push back. Its anchor was never a hard ceiling, but the wide gap between guidance and reality tests the regulator’s influence.
What Discovery and Momentum are signalling
Discovery’s defence rests on the claim that it is absorbing more cost than competitors. The 2.5 percentage point gap below its own required level is a signal to members and the regulator that the scheme is managing pressure.
Momentum’s 7.9% average increase, slightly below Discovery’s 8.2%, sends a similar message of relative discipline. Both schemes are effectively arguing that the real problem is the underlying cost of care, not their pricing decisions.
For members, the distinction matters less than the bottom line. A plan facing an 8.9% rise will feel the increase immediately in monthly contributions from January 2027.
The regional and expat read-through
Discovery’s listed parent is profiled in our Discovery Limited company profile. Employers with regional operations often compare benefit costs across markets, and South Africa’s private schemes are a common reference point. Our South Africa hub follows the wider economy, including the JSE and rand wrap of 1 October and September vehicle sales.
For expats and globally mobile professionals, the increases reinforce the case for reviewing cover annually. The gap between the CMS anchor and actual increases shows that guidance alone offers little protection against medical-cost inflation.
The broader contest over healthcare financing fits the pattern covered in Africa: The New Scramble, where private capital and state ambition collide over essential services.
What to watch next
The CMS approval process is the immediate next step. If the regulator approves the proposals, the new rates take effect on 1 January 2027.
Members should watch for any CMS conditions or adjustments before the effective date. The regulator’s response will signal how much room schemes have to price above the anchor in future years.
For employers and expats, the practical task is to compare plan options before the January 2027 effective date. The difference between a 7.4% and an 8.9% increase can be material on an annual basis.
Frequently asked questions
How much will Discovery medical aid increase in 2027?
Discovery Health Medical Scheme plans a weighted average increase of 8.2% from 1 January 2027, with individual plan increases ranging from 7.4% to 8.9%.
How much will Momentum Medical Scheme increase in 2027?
Momentum announced an average increase of 7.9%, with enhancements such as a new over-the-counter pharmacy benefit on its Health4Me option.
What is the Council for Medical Schemes’ recommended increase for 2027?
The Council for Medical Schemes issued a 3.8% anchor for 2027. It is guidance rather than a binding cap and is meant to be topped up with a reasonable allowance for utilisation.
Which Discovery plan has the lowest increase?
Active Smart has the lowest increase at 7.4%. KeyCare, Coastal Core, Priority, Comprehensive and Executive rise by 8.9%.
When do the new medical aid rates take effect?
The proposed increases take effect on 1 January 2027, subject to regulatory approval.
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