By John Tonkin, July 2026
Auckland’s public hospital specialists occupy a unique financial position.
Whether you work at Auckland City Hospital, Greenlane Clinical Centre, Starship, Middlemore, North Shore, Waitākere or one of the region’s specialist services, your career has probably followed a familiar path—many years of university, specialist training, fellowships, relatively late entry into peak earning years and an exceptionally demanding workload.
Unlike many professionals, most specialists have a relatively short window in which to accumulate sufficient wealth for retirement. At the same time, advances in healthcare mean many doctors can now expect to spend 30 years or more in retirement.
This combination makes investment strategy one of the most important determinants of long-term financial security.
While preserving capital becomes increasingly important as retirement approaches, maintaining an appropriate exposure to growth investments is equally critical—not only during your working years but throughout retirement itself.
Doctors Face a Different Retirement Equation
Many Auckland specialists earn strong incomes through their employment with Health New Zealand, often supplemented by private practice, academic work or medico-legal consulting.
Health New Zealand also provides an employer superannuation contribution of up to 6% for eligible Senior Medical Officers who participate in KiwiSaver or an approved workplace savings scheme, making regular retirement saving an important part of overall remuneration.
However, higher income alone does not automatically translate into financial independence.
Doctors frequently encounter financial challenges that include:
Delayed wealth accumulation due to prolonged training.
Large mortgages in Auckland’s expensive property market.
Supporting children through university.
Assisting ageing parents.
Lifestyle inflation as income increases.
Reduced time available to actively manage investments.
For many specialists, retirement capital must support not only themselves but often a surviving spouse for decades.
Inflation Is the Silent Threat
Many investors worry about market volatility.
In reality, inflation may pose the greater long-term risk.
At an average inflation rate of 3% per annum, living costs double approximately every 24 years. Healthcare, insurance, travel and household expenses often rise faster than the average Consumer Price Index.
A specialist retiring at age 65 could realistically require investment income until age 95.
That means today’s retirement portfolio must continue growing for another three decades.
Cash and term deposits provide stability but historically have struggled to consistently outpace inflation after tax.
Growth investments—including New Zealand shares, international equities and listed property—have historically produced significantly stronger long-term real returns, despite experiencing periods of short-term volatility.
Growth Assets Build Wealth During Your Career
While you are practising medicine, time is your greatest investment advantage.
Regular contributions into KiwiSaver, employer superannuation arrangements and personal investment portfolios allow you to benefit from dollar-cost averaging—buying more investment units when markets decline and fewer when prices are high.
History repeatedly demonstrates that markets recover from corrections, recessions and periods of uncertainty.
The specialists who generally build the greatest long-term wealth are not those who successfully predict every market movement.
They are those who remain disciplined and continue investing through market cycles.
For doctors who may have 20 to 30 years until retirement, growth assets are typically the primary engine that creates long-term capital appreciation.
Retirement Is Not the End of Investing
One of the most common misconceptions is that retirement marks the point at which an investment portfolio should become predominantly conservative.
For many specialists, this approach may actually increase long-term financial risk.
Consider a consultant retiring at age 65 with a $3 million investment portfolio.
If annual withdrawals represent approximately 4% of the portfolio, the majority of invested capital remains untouched in the early years of retirement.
Much of that capital may still be invested 20 or even 30 years later.
In other words, although employment has ceased, a substantial portion of the portfolio still has a very long investment horizon.
That remaining capital should generally continue working to generate long-term growth.
Managing Market Volatility During Retirement
This does not mean retirees should invest aggressively.
Instead, successful retirement investing is about balancing stability with growth.
One practical approach is to divide retirement assets into different time horizons.
For example:
Cash reserves for immediate spending needs over the next one to three years.
High-quality fixed interest investments for medium-term income requirements.
Diversified growth investments for capital required over the next 10 to 30 years.
This approach helps reduce the need to sell growth investments during temporary market downturns while still allowing the portfolio to participate in long-term market appreciation.
Sequencing Risk Matters—But So Does Longevity Risk
Financial advisers often discuss sequencing risk—the impact of poor market returns early in retirement while withdrawals are being made.
It is an important consideration.
However, there is another equally significant risk that often receives less attention: longevity risk.
Longevity risk is simply the possibility of living longer than expected and exhausting retirement savings.
For Auckland specialists, who generally enjoy above-average life expectancy, this may represent the larger financial challenge.
Maintaining an appropriate allocation to growth investments helps address this risk by allowing the portfolio to continue generating returns that can support income over several decades.
Diversification Reduces Risk
Growth investing should never mean concentrating investments in a handful of companies or sectors.
Instead, a well-designed portfolio should be diversified across:
New Zealand shares.
Australian shares.
International developed markets.
Emerging markets.
Listed infrastructure.
Listed property.
Fixed interest.
Cash.
Diversification helps reduce portfolio volatility while providing exposure to economic growth occurring around the world.
Every Specialist’s Situation Is Different
There is no single “correct” asset allocation.
The appropriate level of growth exposure depends on many factors, including:
Expected retirement age.
Income from private practice.
Other investment assets.
Property ownership.
Pension eligibility.
Desired retirement lifestyle.
Planned legacy for children or grandchildren.
Personal tolerance for investment risk.
This is why investment strategy should never be determined solely by age.
A healthy 67-year-old specialist with substantial assets and a 30-year investment horizon may appropriately hold considerably more growth investments than someone considerably younger with very different financial circumstances.
Final Thoughts
Throughout my years advising Auckland medical specialists, one consistent theme has emerged.
The doctors who achieve the strongest retirement outcomes are rarely those who attempt to predict markets or constantly change investment strategies.
They are those who establish a disciplined long-term investment plan, maintain appropriate exposure to growth assets, and review that strategy regularly as their lives evolve.
Retirement should not signal the end of investing for growth.
Rather, it marks the beginning of a new phase where your accumulated wealth must continue working as hard as you did throughout your medical career.
For Auckland public hospital specialists, maintaining an appropriate exposure to growth investments during both the accumulation and decumulation phases is not about taking unnecessary risk—it is about managing the very real risks of inflation, increasing longevity and preserving the financial independence that decades of professional dedication have earned.
