How to Sue the NHS for Misdiagnosis: Step-by-Step Guide

1. Can You Sue the NHS for Misdiagnosis?

Yes, you can sue the NHS for misdiagnosis if it resulted in harm, delayed treatment, or worsened your condition. Misdiagnosis falls under medical negligence, which means a healthcare professional failed to provide the standard level of care expected.

2. What Is Considered Misdiagnosis?

A misdiagnosis occurs when a medical professional:

  • Fails to diagnose a condition – Missing clear symptoms.
  • Diagnoses the wrong condition – Leading to incorrect treatment.
  • Delays the correct diagnosis – Causing unnecessary suffering or complications.

Common examples include missed cancer diagnoses, misidentified infections, and incorrect mental health assessments.

3. Grounds for Suing the NHS for Misdiagnosis

To sue the NHS, you must prove:

  • Duty of care – The NHS had a responsibility to provide proper medical care.
  • Breach of duty – The misdiagnosis resulted from negligence.
  • Causation – The misdiagnosis directly caused harm, delayed treatment, or worsened your condition.

4. How to Sue the NHS for Misdiagnosis

1. Seek Medical Advice

Get a second opinion to confirm the misdiagnosis and assess any further damage.

2. Gather Evidence

  • Medical records
  • Doctor’s notes and test results
  • Witness statements from specialists or family members

3. Contact a Medical Negligence Solicitor

A lawyer will review your case and advise on the likelihood of success.

4. Submit a Complaint to the NHS

Before filing a claim, you should raise a complaint through the NHS Complaints Procedure to seek an explanation.

If negligence is evident, your solicitor will file a claim against the NHS Trust responsible.

5. Time Limits for NHS Misdiagnosis Claims

The general time limit to sue the NHS for misdiagnosis is three years from:

  • The date of misdiagnosis, or
  • The date you became aware of the misdiagnosis.

Exceptions apply for children and individuals lacking mental capacity.

6. How Long Does an NHS Misdiagnosis Claim Take?

  • Straightforward cases12-18 months
  • Moderate cases1-3 years
  • Complex cases requiring court action3-5 years

The timeline depends on evidence collection, NHS responses, and whether court proceedings are necessary.

7. Compensation for NHS Misdiagnosis Claims

Compensation covers:

  • Pain and suffering – Physical and emotional distress caused by misdiagnosis.
  • Medical expenses – Additional treatment costs due to delayed or incorrect diagnosis.
  • Loss of earnings – If you were unable to work because of the misdiagnosis.
  • Future care costs – If permanent health issues arise.

Payouts vary but can range from £1,000 for minor cases to £500,000+ for severe medical negligence cases.

8. No Win, No Fee NHS Misdiagnosis Claims

Most medical negligence claims are handled on a no win, no fee basis, meaning:

  • You don’t pay legal fees upfront.
  • If the case is unsuccessful, you won’t owe any legal costs.
  • If you win, a percentage of your compensation covers legal fees.

9. What If the NHS Denies Liability?

If the NHS disputes the claim:

  • Your solicitor may negotiate a settlement.
  • Further medical expert reports may be required.
  • The case may go to court, extending the claim process.

10. Alternative Options Instead of Suing

If you don’t want to sue, you can:

  • File an NHS complaint for an internal review and possible apology.
  • Seek an ombudsman review if unsatisfied with the NHS response.
  • Request a treatment review to get the correct medical care promptly.

Frequently Asked Questions

Can I sue the NHS for a delayed diagnosis?

Yes, if the delay caused harm or worsened your condition, you may be eligible for compensation.

What happens if my claim is unsuccessful?

If your claim is unsuccessful, you typically won’t have to pay legal fees under a no win, no fee agreement.

Can I claim for emotional distress caused by misdiagnosis?

Yes, psychological harm and emotional distress can be included in a medical negligence claim.

How much compensation can I get for a misdiagnosis claim?

Compensation varies widely but can range from £1,000 to £500,000+, depending on the severity of harm caused.

Do I need a solicitor to sue the NHS for misdiagnosis?

Yes, an experienced medical negligence solicitor improves your chances of a successful claim and ensures all legal requirements are met.

Can I sue the NHS if a loved one died due to misdiagnosis?

Yes, family members can file a wrongful death claim if misdiagnosis contributed to a loved one’s death.

Conclusion

You can sue the NHS for misdiagnosis if negligence led to harm, worsened health, or financial loss. Acting quickly, gathering evidence, and seeking legal advice can help you secure fair compensation.