How to Choose the Best Private Health Insurance in the UK (2026)

It’s the most common search in the market — “best private health insurance UK” — and the honest answer is that there isn’t one. The insurer that’s perfect for your neighbour could be wrong for you. What matters is knowing which factors to weigh, and in what order.

Start with the hospitals, not the price

The single biggest difference between insurers is the list of hospitals you can use. If there’s a specific private hospital or consultant you’d want, check it’s covered before anything else — a cheap policy that excludes your local hospital isn’t a bargain.

Then weigh the cover that matters to you

• Outpatient cover — consultations and diagnostics; some plans cap it, some don’t.
• Cancer cover — check how far it extends, including modern drugs and ongoing care.
• Mental health — increasingly important, and it varies a lot between insurers.
• Extras — digital GP, physio and wellbeing perks can tip a close decision.

Only then compare on price

Once you know the cover you need, price becomes a fair comparison. You can pull the premium down with a sensible excess, a guided hospital list or a six-week option — without gutting the bits that matter.

The “best” policy isn’t the cheapest or the biggest brand — it’s the one that covers what you need at a price you’ll happily keep paying.

Let us do the weighing

ComparePMI compares multiple UK insurers on cover as well as cost, so you can see the options side by side. We don’t give advice or favour any insurer; if you’d like advice or decide to go ahead, we introduce you to an FCA-authorised firm who provides it and arranges your cover. It’s free and there’s no obligation.