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    Health insurance

    What does private health insurance not cover?

    Written by Emma Leadbetter, Editor and Copywriter, PremierPMI
    Reviewed by Stuart Hendy, PMI Expert and Head of Publishing, PremierPMI

    Published 15 September 2026 · Last reviewed 15 September 2026 · Next review 15 December 2026 · 3 min read

    The short answer

    Standard exclusions include chronic conditions needing ongoing management, pre-existing conditions unless agreed in writing, emergency care, routine pregnancy and childbirth, and cosmetic treatment. Every policy lists its own exclusions in the full wording — the IPID summarises them, the wording governs. Read the exclusions before you buy, not at claim.

    PremierPMI is an insurance broker, authorised and regulated by the FCA (FRN 1029667). We may receive commission if you take out a policy. How we are funded.

    In this guide2 sections

    What to know about what health insurance does not cover

    1. Chronic conditions needing ongoing management are a standard exclusion and stay with the NHS. Read more
    2. Pre-existing conditions are excluded under both main underwriting bases unless agreed in writing. Read more
    3. Wordings commonly also exclude emergencies, routine maternity, cosmetic treatment and specific activities. Read more
    4. Exclusions found only at claim stage are a recurring source of disputes with insurers. Read more

    Thinking about what health insurance does not cover

    What works well

    • Exclusions are listed in the wording, so they can be checked in advance.
    • The IPID summarises the significant exclusions on a few pages.
    • The Ombudsman route exists when an exclusion is applied unfairly.

    What to watch

    • Chronic and pre-existing exclusions catch most people by surprise.
    • Summaries simplify — the full wording is what the insurer applies.
    • An exclusion applied to a claim can be challenged through the complaints route.

    The exclusions that matter most

    The largest structural exclusion is chronic conditions: treatment intended to manage rather than resolve stays with the NHS. Pre-existing conditions are excluded under both main underwriting bases unless the insurer agrees otherwise in writing. Beyond those, wordings commonly exclude emergency treatment, routine maternity, cosmetic procedures and treatment arising from particular activities or self-inflicted causes — but the exact list is policy-specific. The Financial Ombudsman’s medical insurance casework shows that exclusions discovered at claim stage, rather than at purchase, are a recurring source of disputes.

    Before buying, ask the insurer to confirm in writing how its exclusions apply to your own disclosed history, and file the answer with the policy. Whatever the specifics of what health insurance does not cover, 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. [1] The Private Healthcare Information Network exists to publish comparable performance and pricing information for private hospitals. [2]

    Related guides

    Looking at cover with PremierPMI

    PremierPMI is a specialist private medical insurance broker and the publisher of The Health Guide. If you want to talk through what this means for your own cover, you can start there.

    Or, if you would rather start here, send an enquiry and PremierPMI will contact you.

    PremierPMI is an insurance broker, authorised and regulated by the FCA (FRN 1029667). We may receive commission if you take out a policy. How we are funded.

    Common questions

    Why do chronic conditions sit outside most policies?
    Private medical insurance is built around treatment that is expected to resolve a problem, rather than care that manages a condition on an ongoing basis. A chronic condition, by definition, needs continuing management rather than a one-off course of treatment, so insurers generally exclude it and leave that care with the NHS, which already manages long-term conditions as a matter of course. This is a structural feature of how the product is designed, not an isolated insurer choice, which is why it appears across most policies in broadly similar form.
    Does an exclusion found at claim time mean the insurer has acted unfairly?
    Not necessarily, but it is worth checking carefully. Exclusions should be set out in the policy wording and summarised in the Insurance Product Information Document before you buy, so in principle nothing should come as a complete surprise at claim stage. In practice, the Financial Ombudsman’s medical insurance casework shows that disputes often arise precisely because an exclusion was not understood until a claim was refused. If this happens, ask the insurer in writing which clause the decision rests on, and use the complaints route if you disagree with the answer.
    Can an exclusion ever be removed from an existing policy?
    It depends on the exclusion and the underwriting basis. Under a moratorium approach, a condition excluded at the outset can become eligible once you complete a defined trouble-free period without symptoms, treatment or advice for it. Under full medical underwriting, exclusions set out in writing at the start are usually permanent unless the insurer agrees otherwise. If you think an exclusion no longer reflects your circumstances, ask the insurer directly and get any change confirmed in writing before relying on it for a future claim.

    Sources and methodology

    1. [1] Competition and Markets Authority. “Private Healthcare Market Investigation Order 2014”. Published 1 October 2014. View source(opens in a new tab)Primary source
    2. [2] Private Healthcare Information Network. “About private hospital pricing in the UK”. Published Updated 16 June 2026. View source(opens in a new tab)Primary source

    We cite primary sources wherever possible. Read about our sourcing methodology.

    Written by

    Emma Leadbetter

    Editor and Copywriter, PremierPMI

    • 15 years health, finance and consumer journalism
    • PhD candidate, University of Chichester

    Emma has written across health, finance and consumer-affairs journalism for more than 15 years, and has been part of the PremierPMI team since 2022. She is known for making complex topics easy to understand, and fact-checks every guide against current insurer wording before it goes live. She is completing a PhD at the University of Chichester researching how the NHS has changed since COVID-19.

    Read full profile

    Reviewed by

    Stuart Hendy

    PMI Expert and Head of Publishing, PremierPMI

    • 20 years in UK private medical insurance
    • Underwriting and corporate placement specialist

    Stuart brings over 20 years of experience advising on UK private medical insurance. He is a key member of the private medical insurance team and Head of the Publishing Team, gathering detailed client requirements, liaising with insurers on tailored quotes, and running training on insurer product changes and underwriting nuance.

    Read full profile

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