Does having a pre-existing condition mean I cannot get cover at all?

No — the more common outcome is that a policy is available, but the condition itself, and anything the insurer considers related to it, is excluded from what it will pay for. Everything else that is new and acute, arising after the policy starts, is typically covered in the normal way. So the practical question is not whether you can buy a policy, but exactly what it will and will not pay for given your specific history, which is why getting the insurer’s treatment of your condition confirmed in writing before buying matters more than the headline answer.

What does it mean if the insurer calls a new problem “related” to my existing condition?

Insurers sometimes exclude not just the original condition but anything they assess as connected to it, which can be a significant source of disagreement at claim time. Because the word “related” is not always obvious in advance, it is worth asking the insurer directly, before buying, how it would treat specific related scenarios you can think of. Getting that answer in writing means you have something concrete to refer back to if a future claim is refused on the basis that a new problem is linked to the original condition.

Is switching insurer a good way to escape an exclusion?

Rarely on its own, because a new insurer will normally underwrite you afresh against your current history, which can simply recreate the exclusion or add new ones. Some insurers offer continued personal medical exclusions terms, which carry existing exclusions across without adding further ones for the same history, but this must be confirmed in writing by the new insurer before anything is cancelled. The old policy should always stay in force until the new one is confirmed, so you are never left without cover during the switch.

Health insurance

Can you get health insurance with a pre-existing condition?

The short answer

Yes, you can usually buy a policy — but the pre-existing condition itself is normally excluded. Under a moratorium it may become covered after a continuous trouble-free period; under full medical underwriting the exclusion is usually permanent. Everything else new and acute is typically covered. Get the treatment of your condition in writing before you buy.

Written by Ilana Eldad. Reviewed by Stuart Hendy.

Published 15 September 2026. Last reviewed 15 September 2026. Next review due 15 December 2026.

What to know about getting health insurance with a pre-existing condition

Buying a policy is usually possible, but the pre-existing condition itself is normally excluded. Read more
A moratorium may cover it later after a continuous trouble-free period; full medical underwriting usually excludes it permanently. Read more
New, acute conditions that arise after cover starts are typically covered regardless of history. Read more
Continuation terms can sometimes preserve cover for an existing condition when switching insurer. Read more

Thinking about getting health insurance with a pre-existing condition

What works well

New acute conditions are typically covered from the start date.
A moratorium can lift an exclusion after a trouble-free period.
Continuation terms can preserve cover when changing insurer or leaving a scheme.

What to watch

The excluded condition and related conditions stay excluded.
Claim-time is the wrong moment to learn how the exclusion reads.
Never cancel existing cover before the new policy is in force.

Your disclosure rights

The Consumer Insurance (Disclosure and Representations) Act 2012 replaced the old duty to volunteer everything with a duty to take reasonable care not to misrepresent when you answer the insurer’s questions. The same Act sets out what an insurer can do if an answer was wrong. If the mistake was careless, the insurer must respond in proportion: where it would have offered cover on different terms it applies those terms, and where it would have charged more it can reduce the claim by the same proportion. Only a deliberate or reckless misrepresentation allows it to cancel the policy and refuse the claim. ^[4] Alongside the statutes, the FCA’s product information rules require insurers to give you an Insurance Product Information Document and the full wording before you buy. ^[2]

The FCA’s Consumer Duty adds a further layer: insurers and intermediaries must act to deliver good outcomes for retail customers, which covers how products are designed, priced, explained and serviced. ^[3] You can check that any insurer or broker you deal with is authorised on the Financial Services Register. ^[1]

What “covered” actually means with a history

The question is rarely whether you can buy a policy — it is what the policy will pay for given your history. A pre-existing condition, and anything the insurer classes as related to it, is excluded under both mainstream bases; the difference is whether time can lift the exclusion (moratorium) or not (full medical underwriting). What remains covered is the wide territory of new, acute conditions that arise after cover starts — which is precisely the risk most people insure. If you hold cover already, a switch handled on continued personal medical exclusions terms can preserve your position, but only with the new insurer’s written confirmation before you cancel anything.

Ask the insurer to state in writing how it will treat your specific condition and anything it considers related — the word “related” is where most disputes begin. Whatever the specifics of getting health insurance with a pre-existing condition, the discipline that protects you is always the same: get the insurer’s position in writing before treatment, keep the documents, and compare like with like. The CMA’s private healthcare market investigation imposed order-backed requirements on the private hospital market precisely because opacity on price and information harms patients. ^[5] The Private Healthcare Information Network exists to publish comparable performance and pricing information for private hospitals. ^[6]

Related guides

Common questions

Does having a pre-existing condition mean I cannot get cover at all?: No — the more common outcome is that a policy is available, but the condition itself, and anything the insurer considers related to it, is excluded from what it will pay for. Everything else that is new and acute, arising after the policy starts, is typically covered in the normal way. So the practical question is not whether you can buy a policy, but exactly what it will and will not pay for given your specific history, which is why getting the insurer’s treatment of your condition confirmed in writing before buying matters more than the headline answer.
What does it mean if the insurer calls a new problem “related” to my existing condition?: Insurers sometimes exclude not just the original condition but anything they assess as connected to it, which can be a significant source of disagreement at claim time. Because the word “related” is not always obvious in advance, it is worth asking the insurer directly, before buying, how it would treat specific related scenarios you can think of. Getting that answer in writing means you have something concrete to refer back to if a future claim is refused on the basis that a new problem is linked to the original condition.
Is switching insurer a good way to escape an exclusion?: Rarely on its own, because a new insurer will normally underwrite you afresh against your current history, which can simply recreate the exclusion or add new ones. Some insurers offer continued personal medical exclusions terms, which carry existing exclusions across without adding further ones for the same history, but this must be confirmed in writing by the new insurer before anything is cancelled. The old policy should always stay in force until the new one is confirmed, so you are never left without cover during the switch.

Sources

Financial Conduct Authority. The Financial Services Register. Continuously updated; accessed 15 September 2026 (primary source)
Financial Conduct Authority. ICOBS 6: Product information (FCA Handbook). Accessed 15 September 2026 (primary source)
Financial Conduct Authority. The Consumer Duty. Accessed 15 September 2026 (primary source)
UK Parliament (legislation.gov.uk). Consumer Insurance (Disclosure and Representations) Act 2012. Enacted 8 March 2012 (primary source)
Competition and Markets Authority. Private Healthcare Market Investigation Order 2014. 1 October 2014 (primary source)
Private Healthcare Information Network. About private hospital pricing in the UK. Updated 16 June 2026 (primary source)