You went in for a routine procedure and came out worse than when you started. Or the lump you kept raising with your GP turned out to be cancer that should have been picked up two years ago. You are exhausted, still recovering, and quietly wondering whether what happened to you was just bad luck, or something more.
The Short Answer
Not every poor outcome is medical negligence. In NSW, a medical practitioner is negligent only where their care fell below the standard expected of a reasonable practitioner in their field, and that failure caused you real harm. If both of those things are true, you may be entitled to compensation for medical expenses, lost income, and the impact the injury has had on your life. The statutory requirements are set out in the Civil Liability Act 2002 (NSW), and there are strict time limits, generally three years from when you knew or ought to have known that you had a claim. Getting early legal advice matters, because medical records, expert opinions, and limitation dates all move faster than most people expect.
When Does a Medical Practitioner’s Error Become Medical Negligence?
Medical practitioners are human. They make judgement calls under pressure, work with incomplete information, and sometimes patients simply do not respond the way medicine predicts. The law recognises this. A bad result or a poor outcome on its own is not enough, you need to show the medical practitioner breached their duty of care.
In plain English, three things need to line up:
- Duty of care, the medical practitioner owed you a professional duty. This is almost always straightforward in a treating relationship.
- Breach of that duty, the care you received fell below what a reasonable practitioner in the same field would have provided in your circumstances.
- Causation, that breach actually caused (or materially contributed to) the injury or loss you are claiming for.
The standard of care for professionals is set by s 5O of the Civil Liability Act 2002 (NSW): a practitioner is not negligent if they acted in a way widely accepted by peer professional opinion as competent professional practice. That is a real hurdle. It means your case usually rises or falls on independent expert evidence from another specialist in the same field, saying what happened fell below acceptable standards of care.
Common Examples We See
- Surgical errors, operating on the wrong site, retained instruments, avoidable nerve damage, or botched technique.
- Misdiagnosis or delayed diagnosis, particularly of cancer, cardiac events, fractures, or infections, where earlier treatment would have changed the outcome.
- Medication errors, wrong drug, wrong dose, or failure to check known allergies and interactions.
- Failure to warn, not explaining a material risk of a procedure that a reasonable patient in your position would have wanted to know about.
- Birth injuries, to mother or baby, where obstetric or midwife decisions departed from accepted practice.
- Poor follow-up, abnormal test results that were never actioned or communicated.
What You Actually Need to Prove
This is where most people in this position feel stuck. You lived it, you know something went wrong, but proving it legally is a different exercise.
You will generally need:
- Your full medical records from every relevant provider (GP, specialist, hospital, imaging, pathology).
- Independent expert reports from an independent expert in the same field as the medical practitioner whose conduct is in question. Often more than one, may need one on breach and another on causation. Independent expert reports will also be required to quantify your claim.
- Evidence of your loss, receipts, payslips, tax returns, superannuation statements, and reports from treating clinicians about your future needs.
Causation is often the harder part of the case. For example, if a cancer was diagnosed twelve months late, the question is not just whether it should have been picked up earlier, it is whether earlier diagnosis would have changed the treatment or the outcome. That takes careful expert evidence, not assumption.
What Can Compensation Actually Cover?
Compensation in NSW medical negligence claims is designed to put you, as far as money can, in the position you would have been in had the negligence not occurred. Depending on your circumstances, a claim may include:
- Past and future medical treatment, surgery, rehabilitation, therapy, medications, aids and equipment.
- Past and future loss of income and loss of superannuation, where the injury has affected your capacity to work.
- Care and assistance, both paid care and, in some cases, gratuitous care provided by family (subject to the thresholds in s 15 of the Civil Liability Act 2002 (NSW)).
- Non-economic loss (pain, suffering and loss of enjoyment of life), assessed as a percentage of a most extreme case (MEC). There is a statutory threshold, generally you need to reach at least 15% of a MEC before non-economic loss is payable.
- Out-of-pocket expenses, travel to appointments, home modifications, and similar costs.
The monetary amount for non-economic loss changes with indexation, so the specific figures for your case are something to discuss with a lawyer once your circumstances are clear.
Time Limits You Need to Know
Under the Limitation Act 1969 (NSW), personal injury claims generally must be brought within three years of the ‘date of discoverability’, that is, when you knew, or ought to have known, that you were injured, that the injury was caused by the medical practitioner’s conduct, and that it was serious enough to justify bringing a claim.
That sounds generous, but it disappears quickly. Records take time to gather. Independent experts take months to report. If you are close to the limit, get advice now rather than next month.
What to Do Next
If you suspect something went wrong with your care, a few practical steps help:
- Write down what happened while it is fresh, dates, names, what was said, what you noticed.
- Request your medical records from each provider. You have a right of access under privacy law.
- Keep receipts and a diary of symptoms, appointments, time off work, and the help you are relying on from family.
- Do not sign anything from the hospital, insurer, or a complaints body without understanding what it means for a future claim.
- Get legal advice early, even to rule a claim in or out. Most reputable firms will assess a medical negligence matter without upfront cost.
A formal complaint to the Health Care Complaints Commission is a separate process from a compensation claim. One does not replace the other, and the outcomes are different, a HCCC complaint may lead to disciplinary action against the practitioner, but it will not compensate you for your loss.
Talk to Someone Who Handles These Claims
Medical negligence is one of the more complicated areas of injury law. The medicine is complex, the expert evidence is expensive to gather, and insurers defend these matters hard. That is not a reason to walk away from a valid claim, it is a reason to have the right people in your corner from the start.
If something about your treatment does not sit right, the Conditsis Lawyers team can talk it through with you, review the records, and give you an honest view on whether you have a claim worth pursuing. An initial conversation is private and without pressure, when you are ready.
This article provides general information only and does not constitute legal advice. Laws change and every situation is different. If you need advice about your circumstances, contact Conditsis Lawyers for a confidential discussion. Liability limited by a scheme approved under Professional Standards Legislation.


