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The waiting list Health New Zealand does not count

Tuesday, 14 July 2026

Health NZ has been told to keep publishing its detailed hospital waiting list data; but there is still a glaring and important gap in what it makes public, writes Dylan Mordaunt.
Health NZ has been told to keep publishing its detailed hospital waiting list data; but there is still a glaring and important gap in what it makes public, writes Dylan Mordaunt.

Dylan Mordaunt is a medical doctor and health economist.

OPINION: Health New Zealand will continue publishing detailed hospital waiting-list spreadsheets after reporting by The Post over the weekend led Health Minister Simeon Brown to reiterate that expectation. That decision deserves support.

Yet the data still describes only people admitted to a measured queue. It does not show the queue before the queue: referrals declined, returned, or deferred because a service cannot accept them.

That omission matters because the Government’s targets focus on how long patients wait for a first specialist assessment or elective treatment, with a 2030 goal of 95% waiting less than four months. A service can improve those measures by increasing capacity and seeing people sooner. It can also improve them by narrowing the front door.

The Auditor-General explains that access thresholds reflect both clinical need and available resources. More pointedly, the Auditor-General recorded reports that specialties in some districts were not accepting referrals because they lacked resources and could not meet target timeframes. When referrals are not accepted and properly assessed, patients may miss needed treatment and the real demand for specialist services is not identified.

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Health Minister Simeon Brown said he expected Health NZ to continue publish waiting list data, as part of his past promise to ensure transparency in the health system.
Health Minister Simeon Brown said he expected Health NZ to continue publish waiting list data, as part of his past promise to ensure transparency in the health system.

This does not prove that every declined referral is inappropriate, or that every service is gaming a target. Some referrals are incomplete, misdirected, or clinically unnecessary. But a Health New Zealand definition reproduced in an Association of Salaried Medical Specialists report also includes referrals that are appropriate and would benefit the patient, yet fall below a hospital’s clinical or financial capacity threshold. That is rationing. When it is excluded from the published denominator, the public cannot tell whether better performance reflects more care or less access.

Nor does a declined referral always end the clinical story. General practitioners may be asked to monitor the patient, repeat investigations and refer again after deterioration. Participants in a mixed-methods study for General Practice New Zealand described patients accepted into a pathway and later returned to primary care because the hospital lacked capacity, with re-referral required to re-enter the system. The study also found some GPs withheld referrals they expected would be rejected. Risk, delay, and workload shift to patients and primary care.

Independent data suggests this is not marginal. A nationwide study of 2.92 million first-specialist-assessment referrals from 2018 to 2022 found 13.1% were declined at prioritisation, with adjusted risk rising over time. ASMS later estimated that 112,348 referrals, 20% of recorded referrals, were declined in 2025 across seven districts. Its data was provisional, locally recorded, and unsuitable for definitive national extrapolation. Those caveats make the case for a standard national series.

What transparent rationing looks like

Australian states provide useful comparators. New South Wales publishes statewide referral criteria and urgency categories linked to recommended timeframes of 30, 90, and 365 days. Victoria publishes common thresholds intended to apply across public hospitals. These systems do not remove scarcity. They make the rules governing access visible, so inconsistent criteria and under-resourcing are harder to disguise.

New Zealand should be equally candid. Thresholds, changes to them, and their operational consequences should be public. The fact that access must be rationed is not the scandal. The scandal is rationing that disappears from the statistics.

Publish the missing denominator

Complaints and coronial investigations cannot substitute for routine population-level reporting. The Health and Disability Commissioner says only around 7 to 8% of complaints proceed to formal investigation. Coroners examine deaths within a defined legal remit, not the larger burden of non-fatal deterioration, disability, pain, or delayed diagnosis.

For personal injury covered by ACC, ordinary compensatory damages proceedings are generally barred, subject to limited exceptions such as exemplary damages. These mechanisms matter, but they are retrospective and selective. They cannot show how many patients disappear at the gateway each month.

Simeon Brown should require Health New Zealand to publish, by district and specialty, the number and proportion of referrals received, accepted, declined, returned after acceptance, and requiring re-referral. Decline reasons should be standardised: inadequate information, wrong service, no expected clinical benefit, ineligibility, patient factors, and capacity. Capacity-related declines should be explicit. The original valid referral date should follow the patient through re-referral, so waiting time cannot be reset administratively.

The data should also be broken down by ethnicity, deprivation, disability, rurality, age, and sex. Patients judged likely to benefit but not accepted because of capacity should remain on an unmet-need register. That would not promise immediate care. It would stop unmet need from being statistically erased.

This is not primarily a criticism of clinicians, who are being asked to ration scarcity they did not create. It is a governance problem that has survived successive governments. The Auditor-General was examining thresholds, returned referrals, and whether hidden waiting lists existed in 2011.

The November 7 election gives every party a simple question: will it measure and reduce the waiting list before the waiting list?

A patient denied entry has not ceased to need care. They have simply ceased to count.