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Health and underwriting

Atrial fibrillation and insurance underwriting

An arrhythmia history is assessed on its own terms rather than as generic heart disease. Underwriters want to know what kind, how often, what treatment is in place and what the most recent specialist review said.

Last reviewed 4 September 2026 · Written and checked by the Best Life Insurance editorial team · How we get paid

In short

  • Insurers distinguish between occasional episodes and a persistent pattern, and ask questions designed to tell them apart.
  • Anticoagulant or rate-control treatment is asked about specifically and is not in itself an adverse factor.
  • A cardiology report and investigation results are usually requested.
  • Life cover is often available with a loading. Trauma cover frequently carries cardiovascular exclusions.
  • A recently diagnosed or recently treated case commonly attracts a deferral until the position settles.
  • Because this is a specialist-managed condition, a current specialist letter carries real weight.

What this is, plainly

Underwriters treat arrhythmias as a distinct category rather than folding them in with general cardiac history. The questionnaire is built to separate an isolated episode with an identified trigger from a recurring or persistent pattern, because the two are rated quite differently.

The other thing an underwriter is looking for is what else is going on. An arrhythmia in an otherwise unremarkable file reads differently from the same finding alongside treated blood pressure, a raised body mass index and an investigated cardiac symptom. Insurers assess the cardiovascular picture as a whole.

What the underwriter wants to establish

The questions are precise, and vague answers slow everything down.

  • When it was first identified, and how.
  • Whether episodes are occasional or the pattern is persistent, and how frequently they occur.
  • What treatment is in place — medication, a procedure, or monitoring only.
  • Whether any procedure has been carried out and when.
  • What investigations have been done and what they showed.
  • The date and content of the most recent specialist review.

Evidence commonly requested

  • A cardiology report, ideally recent.
  • Investigation and monitoring results.
  • A GP report covering medication and the consultation record.
Atrial fibrillation across the four products
Cover typeHow this history usually lands
Life coverOften available, commonly with a loading reflecting the pattern and the wider file.
Trauma coverCardiovascular exclusions are common; availability varies significantly by insurer.
TPDAssessed on the whole file; terms vary.
Income protectionOften rated or restricted, particularly where episodes are recent or frequent.

General market practice, not a rule. Appetite differs by insurer and changes over time.

What underwriters look at over time is a settled treatment regime, a documented reduction in episodes or a successful procedure, no admissions, and specialist review confirming a stable position. As with other cardiac categories, the surrounding risk factors are assessed at the same time and improvements there are part of what an underwriter reads.

Not sure what cover you actually need?

That is the question an adviser is there to answer. Tell us your situation and a licensed New Zealand adviser will compare the market and come back with a written recommendation — including where you can cut cover you do not need.

No cost to you and no obligation. General information only — not personalised financial advice.

What to watch for

These are the details that decide whether the cover does what you expected. Read them before you compare on price.

  • That being on anticoagulant treatment is not automatically adverse — it is information, and untreated is not better.
  • Whether the exclusion offered names the arrhythmia or covers the cardiovascular system generally.
  • That a recent diagnosis usually means a deferral, and that reapplying later is the intended path.
  • That vague answers about frequency slow the assessment and invite conservative conclusions.
  • That trauma cover terms may look much worse than life cover terms on the same file.

Where an adviser makes a difference

Every New Zealand insurer writes applications involving an arrhythmia to its own wording, and the words are where the money is. Two policies that look identical on price can pay very differently when it matters. Closing that gap is the entire job of an adviser.

  • Arrhythmia appetite varies markedly, and some insurers assess it far more favourably than others.
  • An adviser can pre-assess anonymously with a clinical summary before any application exists.
  • Getting the cardiology report into the file at the start avoids a two-month evidence loop.
  • Where trauma is excluded, an adviser can look at what other benefits still deliver useful protection.

There are three ways to buy life cover in New Zealand, and they are not equivalent. You can buy direct from one insurer, which means you see one product range and one underwriting appetite. You can buy through your bank, which usually means a single insurer’s product sold under the bank’s brand, often with narrower definitions. Or you can go through an adviser, who quotes several insurers at once and is required to put your interests first.

The premium you pay is the same either way. Insurers build adviser commission into their pricing whether or not an adviser is involved, so going direct does not get you a discount — it just removes the person whose job is to argue your corner at application and at claim time.

  • An adviser can see which insurer is currently taking your health history on standard terms, and which one will load or exclude it.
  • An adviser can structure cover across two insurers if that produces a better outcome than putting everything with one.
  • An adviser handles the underwriting back-and-forth, and is the person who chases the claim when a family is least able to.
  • An adviser has to document why the recommendation suits you, which is a written record you can hold them to.

What happens if you get in touch

We are a referral service, not an insurer. We do not quote premiums and we do not sell policies. What we do is put you in front of one licensed New Zealand adviser who can compare the market properly.

  1. 1

    You tell us what you are looking at

    The form takes about a minute. Nobody asks for your medical history on a web form — that conversation happens with the adviser, properly, and only once you have decided to proceed.

  2. 2

    An adviser calls you

    A licensed New Zealand adviser talks through your situation: who depends on you, what you owe, what you already have in place, and what you are actually worried about.

  3. 3

    They compare the market

    The adviser quotes across the major insurers, checks which of them will take your health history on the best terms, and puts the options side by side in writing.

  4. 4

    You decide, in your own time

    There is no obligation and no cost to you. If the answer is that you already have enough cover, a good adviser will tell you that.

Frequently asked questions

Can I get life insurance with atrial fibrillation?

Frequently yes, often with a loading. Insurers assess the pattern of episodes, the treatment in place and the wider cardiovascular picture. The spread of outcomes between insurers is wide, so this is a history worth testing across the market rather than at one company.

Does being on blood-thinning medication affect my application?

It is asked about, and it is not in itself an adverse factor. Underwriters read documented treatment as evidence that a condition is being managed and monitored. What matters more is the pattern of the condition itself and what the most recent specialist review says.

Will an arrhythmia be excluded from my trauma policy?

Cardiovascular exclusions are common on trauma cover for people with an arrhythmia history, because heart conditions are core listed events in that product. Read the wording carefully — an exclusion naming the specific condition is very different from one covering the cardiovascular system as a whole.

How long after an ablation or procedure should I apply for insurance?

Insurers generally want a settled period and a specialist review after any procedure before they will rate rather than defer. The insurer will state a review point if it defers. An adviser can tell you what the current expectation is at each insurer before you submit anything.

Do insurers treat occasional episodes differently from a persistent pattern?

Yes, and the questionnaire is designed to establish which you have. Frequency, duration and whether episodes resolve on their own are all asked about, and they map to different places in an underwriting table.

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