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Whole Person Impairment Calculator and Claims Guide

If you have been injured at work and have sustained a permanent injury that has stabilised, you may be entitled to lump sum compensation claim for permanent impairment.

In this guide, we break down everything you need to know about making a claim, explain the whole person impairment table and calculator, and answer frequently asked questions.

Key takeaways:

  • Whole Person Impairment (WPI) is the % applied to injury in relation to the “whole body”
  • A physical Injury needs to achieve a threshold of greater than 10% WPI
  • A psychological Injury needs to achieve a threshold of 15% WPI

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Calculate Amount Payable

1. Applies to claims for lump sum compensation - s.66 NSW Workers Compensation Act.

2. For back injuries only (after 2006) - an additional 5% may apply to that part of the impairment only.

What is permanent impairment? What is whole person impairment?

Permanent Impairment is the term used to describe the lasting effect that an injury has on your daily functioning.  This type of injury can be physical and/or psychological.

Whole Person Impairment (WPI) is the measurement used to assess your permanent impairment. It is expressed as a percentage of how much permanent damage the injury has caused to your body.

Making a WPI claim is extremely important. In NSW, without a WPI assessment, an injured worker is only entitled to a maximum of five years’ worth of weekly payments and medical expenses. For example, if your WPI is assessed at 21% or above, you are entitled to payment of weekly payments until one year after your statutory retirement age and payment of medical expenses for life.

How is whole person impairment calculated in NSW?

WPI is calculated in NSW using a percentage system to try and scale injuries according to their seriousness. The rating determines the WPI payout amount, which is a lump sum payment that compensates you for the effect the work injury has had on your life. If your WPI is 11% or higher (15% or higher for a psychological injury), you are entitled to a lump sum amount of compensation. This lump sum claim is in addition to any weekly payments and medical expenses that you are already entitled to.

What is a whole person impairment scale/rating?

Whole Personal Impairment is the method used to assess the permanent impairment. The medical assessor will clinically assess an injured worker to determine the % whole personal impairment that will be applied due to the injury.

Injury Impairment rating
Fusion or Disc Surgery to the Lumbar Spine 21 – 25%
Fusion or Disc Surgery to the Cervical Sine 25 – 28%
Shoulder – loss of range of motion 25 – 8%
Hip Replacement 15 – 30%

 

Whole Person Impairment Table NSW 2022-23

Impairment rating range Whole person impairment payout range
11% to 21% $22,480 to $51,880
22% to 31% $54,820 to $83,040
32% and over $87,880 up to $665,260

What is the process for making a whole person impairment claim?

In order to make a WPI claim in NSW there are several steps that you must follow. Your lawyer will help you along the way, and that is why it is extremely important to get in touch with one if you think you may have a claim. Outlined below are the steps that you will take on your way to a lump sum payment for whole person impairment.

How do I qualify for a whole person impairment claim?

To qualify for a WPI claim, you’ll need a medical assessment from a SIRA certified doctor for two reasons:

  • To assess whether your compensable injury has reached a level of maximum medical improvement. A compensable injury refers to an injury that arises out of or in the course of your employment. Maximum medical improvement means that your injury is unlikely to change within the next 12 months. This usually does not occur until at least one year following the injury once all surgery has been completed, however, each case is different.
  • To assess whether your injury has resulted in a permanent impairment of at least 10%.

Here are the steps you’ll need to take to qualify for a whole person impairment claim:

  1. The first, and most crucial, step is to contact a lawyer who is an accredited specialist. All lawyers at Garling and Co are accredited specialists.
  2. Once your injury has stabilised and reached maximum medical improvement, your lawyer will refer you to a medico-legal doctor who assesses your level of permanent impairment. If your injury is not at this stage yet, be patient. The doctor will not be able to assess you until your injury will not heal any further. Learn more about how doctors assess the level of WPI for spinal injury claims here.
  3. The medico-legal doctor will assess your level of impairment based on the AMA permanent impairment assessment guidelines. They will assess whether your condition is stable and if your impairment is permanent.
  4. If the doctor assesses you as above 11% for a physical injury, and 15% for a psychological injury, notify your lawyer. They will assist you in submitting a claim to your workers compensation insurer.

 

How do I make the claim for whole person impairment?

  1. Get in touch with an accredited specialist lawyer to assist you with making the claim. Your level of permanent impairment must have been assessed to be higher than 11% for a physical injury, or 15% for a psychological injury. Your lawyer will assist you with making the claim to your workers compensation insurer.
  2. Your insurer will review your claim and decide whether to accept or reject it. If your claim is accepted, you will be entitled to a lump sum payment based on your level of WPI. If your claim is rejected do not get disheartened. It is very common that WPI claims are rejected by insurers. An accredited specialist is used to disputing and appealing these decisions, and at Garling and Co, all of our lawyers are accredited specialists.
  3. If your claim is rejected, the Personal Injury Commission will appoint an Independent doctor who will assess your level of WPI.

Some additional tips to keep in mind when making a WPI claim. 

  • You can only make one claim for permanent impairment.
  • You must have a WPI of 15% or more to make a negligence claim.
  • You must have a WPI of 21% or more to receive weekly payments for longer than 5 years.

Garling & Co Lawyers’ top tips for making a whole person impairment claim

Here are some tips that may be useful when making a claim for WPI.

  • Keep good records of your injury. This includes medical records, rehabilitation records and any other documentation that supports your claim.
  • Be persistent. The claim process is lengthy. It often takes multiple years to conclude. Do not get discouraged if you feel as though your claim is not being completed.
  • Do not give up. If your claim is denied and you have a good case, you should appeal the decision.
  • Stay patient. Some injuries can take years to stabilise. Most cases you will have to wait at least a year before your injuries can be assessed, as they have not reached maximum medical improvement.

FAQ

What are the differences between the lump sum payment and weekly payments?

A lump sum payment is the amount of money you can claim for a percentage of whole person impairment. Weekly payments are payments that you receive from your insurer, usually from the date of your injury to cover any wage loss. Such payments are made fortnightly into your bank account.

Does the whole person impairment assessment affect any claim for negligence against my employer?

Yes, you will need to reach a WPI of at least 15% to make a work injury damages claim for negligence against your employer.

Can psychologists assess whole person impairment?

No, only SIRA approved psychiatrists can assess permanent impairment for WPI claims.

Thank you for reading our article. We hope it helped your understanding of Whole Person Impairment. Should you have any further questions, please contact our office at (02) 8329 9500 or complete a free case assessment here.

Garling & Co Lawyers

Matthew Garling

Matthew Garling is an Accredited Specialist in Personal Injury Law approved by New South Wales Law Society. He is admitted to practice in the Supreme Court of NSW and the High Court of Australia. Matthew is also a member of...
Alina S.
03:51 26 Mar 26
I can’t thank Mr Garling and his team enough for the incredible support they provided throughout my case. From the very beginning, they showed genuine compassion, professionalism, and a strong... commitment to achieving the best possible outcome for me - and the result they achieved in the end was far beyond my expectations!What stood out most was their clear and prompt communication, customer-focused approach and kindness. At every stage, they made sure I understood what was happening and what to expect. This made a very difficult and emotionally challenging process a lot more manageable. Whenever I had questions or felt anxious they were responsive, patient, and reassuring.Thanks to Mr Garling, I felt empowered and confident navigating the complex, opaque and overwhelming workers compensation system. His dedication and expertise, along with the hard work of his entire team, helped me achieve an outstanding outcome.I cannot recommend Garling & Co highly enough, to anyone in need of personal injury legal assistance, and especially those dealing with a workplace injury / workcover. You’ll be in very capable and caring hands!read more
sidney C.
02:14 05 Mar 26
From the Moment we seek out a lawyer all we expect from them is Honest,Efficient,Competentce,and Dedication.I Found All of That in These Lawers.
YKHADZ
00:11 25 Feb 26
I can’t thank Garling & Co lawyers enough!they turned what felt like an impossible situation into a life changing result.After my back injury forced me to stop working, I was terrified about how... I’d support my family.Kerry, Myriel and the team kept me updated every step without me having to chase. If you’re considering a TPD claim and feel like the insurer is making it deliberately hard, do yourself a favour and call these guys first. They know exactly what evidence matters and they fight hard without ever making you feel like just another file.Highly recommend worth every single star!!!Thanks again Kerry, Myriel & the team absolute legends 🙏read more
Howard P.
00:54 23 Feb 26
So thrilled with Garling & Co. Particularly Kerry Byrnes. Right from the first time I called for some advice to our favourable outcome she has had a listening ear, empathy and on the money with all... of her advice. I would gladly recommend their services.read more
Fiona C.
05:55 19 Feb 26
I cannot speak highly enough of my experience with this workers Compensation team. When I first reached out, I was completely overwhelmed and unsure about the process. I hit rock bottom - unable to... return to work, struggling emotionally, and feeling like I had no direction. From the very beginning, the solicitors were nothing short of amazing. They were patient, understanding and incredibly supportive at a time when I needed it most. They took the time to explain every step in a way I could understand, never making me feel rushed or alone. Their professionalism was matched only by their compassion and that combination made all the difference.Throughout the entire journey, I felt heard, respected and genuinely cared for. They fought for me when I didn’t have the strength to fight for myself and thanks to their dedication, I was able to get the outcome I needed to rebuild my life. If you’re unsure, scared or feeling lost like I was, I can confidently say you will be in the best hands with this team. They helped me through one of the hardest chapters of my life, and I am truly grateful. I can’t thank or recommend Garling & Co Lawyers enough.read more
E.B
01:02 04 Feb 26
We initially contacted Matthew after my husband’s injury, he was so helpful and gave us all the information about my husband’s workers comp situation, he took the time and explained where my husband... was at with his claim and what we needed to do moving forward. This was even before we became a client which was refreshing and honest… Navigating a workers compensation claim is hard and really confusing, the team at Garling and co are so helpful and professional they really make the process easy and smooth!! We knew we could always call or email and ask questions about anything at any time. My husband doesn’t speak English fluently and Allison and Matthew catered to that in any ways possible.My husband was happy with the outcome of his claim, and he felt like he ended up with best possible outcome thanks to Matthew and the team.Thankyou Garling and Coread more
Alyssa F
08:02 31 Dec 25
Matthew Garling and his team have provided incredible support and guidance throughout my MVA damages claim this year, and I can’t thank them enough for making this journey feel like such a breeze.... When I initially engaged Garling & co, I had no understanding of what was ahead. I was anxious and unsure about the process, while also navigating the physical challenges of my injuries. With assurance that my matter was being handled with high level of expertise, professionalism and integrity, I was able to focus on recovery instead. Throughout the process, Matthew and Allison have been honest, straightforward and efficient in all communication; being a supportive buffer in all dealings with the insurer, and consistently committed to a successful outcome. The outcome was excellent, and it is with huge relief and great thanks that I can put this matter behind me. I would highly recommend the services of Garling and co for any injury claims of a similar nature, and I’m forever grateful to Matthew and his team.read more
David Y
21:33 15 Dec 25
A big thank you to Matthew for his expertise, dedication, and genuine care in handling my matter. The outcome exceeded my expectations, and I am truly grateful for the excellent work of his entire... team. Outstanding results - highly recommended.read more
Richard R.
07:58 02 Dec 25
I needed urgent, clear advice regarding a Workers Compensation claim and "cold-called" Garling & Co.I was put through to Kerry Byrnes, and from that moment, my stress began to lift.I explained my... scenario which was causing me huge anxiety and Kerry listened intently. She provided simple, clear, and authoritative advice on my legal standing, the correct next steps, and what to realistically expect.Crucially, she reassured me that everything I had done to that point was correct.This initial consultation, which I later learned was provided at no cost, gave me perfect guidance and an immense sense of relief.There is truly no price you can put on that level of reassurance and peace of mind from an expert and Kerry delivered both instantly.Should my claim proceed and I need further legal insight, I will choose Kerry and the team at Garling & Co without hesitation.Their focus is clearly on the client and getting the right outcome.I recommend Kerry and the firm 100%.Thank you, Kerry!read more
Graeme M.
04:22 29 Oct 25
Matthew Garling and his team have been excellent in dealing with my case. I am very happy with the result and the process to guide me through everything over the last two years. Most importantly... happy with the payout. Highly recommend if you’re thinking of claiming for an injury caused by another party.read more
READ ALL TESTIMONIALS

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Alina S.
03:51 26 Mar 26
I can’t thank Mr Garling and his team enough for the incredible support they provided throughout my case. From the very beginning, they showed genuine compassion, professionalism, and a strong... commitment to achieving the best possible outcome for me - and the result they achieved in the end was far beyond my expectations!What stood out most was their clear and prompt communication, customer-focused approach and kindness. At every stage, they made sure I understood what was happening and what to expect. This made a very difficult and emotionally challenging process a lot more manageable. Whenever I had questions or felt anxious they were responsive, patient, and reassuring.Thanks to Mr Garling, I felt empowered and confident navigating the complex, opaque and overwhelming workers compensation system. His dedication and expertise, along with the hard work of his entire team, helped me achieve an outstanding outcome.I cannot recommend Garling & Co highly enough, to anyone in need of personal injury legal assistance, and especially those dealing with a workplace injury / workcover. You’ll be in very capable and caring hands!read more
sidney C.
02:14 05 Mar 26
From the Moment we seek out a lawyer all we expect from them is Honest,Efficient,Competentce,and Dedication.I Found All of That in These Lawers.
YKHADZ
00:11 25 Feb 26
I can’t thank Garling & Co lawyers enough!they turned what felt like an impossible situation into a life changing result.After my back injury forced me to stop working, I was terrified about how... I’d support my family.Kerry, Myriel and the team kept me updated every step without me having to chase. If you’re considering a TPD claim and feel like the insurer is making it deliberately hard, do yourself a favour and call these guys first. They know exactly what evidence matters and they fight hard without ever making you feel like just another file.Highly recommend worth every single star!!!Thanks again Kerry, Myriel & the team absolute legends 🙏read more
Howard P.
00:54 23 Feb 26
So thrilled with Garling & Co. Particularly Kerry Byrnes. Right from the first time I called for some advice to our favourable outcome she has had a listening ear, empathy and on the money with all... of her advice. I would gladly recommend their services.read more
Fiona C.
05:55 19 Feb 26
I cannot speak highly enough of my experience with this workers Compensation team. When I first reached out, I was completely overwhelmed and unsure about the process. I hit rock bottom - unable to... return to work, struggling emotionally, and feeling like I had no direction. From the very beginning, the solicitors were nothing short of amazing. They were patient, understanding and incredibly supportive at a time when I needed it most. They took the time to explain every step in a way I could understand, never making me feel rushed or alone. Their professionalism was matched only by their compassion and that combination made all the difference.Throughout the entire journey, I felt heard, respected and genuinely cared for. They fought for me when I didn’t have the strength to fight for myself and thanks to their dedication, I was able to get the outcome I needed to rebuild my life. If you’re unsure, scared or feeling lost like I was, I can confidently say you will be in the best hands with this team. They helped me through one of the hardest chapters of my life, and I am truly grateful. I can’t thank or recommend Garling & Co Lawyers enough.read more
E.B
01:02 04 Feb 26
We initially contacted Matthew after my husband’s injury, he was so helpful and gave us all the information about my husband’s workers comp situation, he took the time and explained where my husband... was at with his claim and what we needed to do moving forward. This was even before we became a client which was refreshing and honest… Navigating a workers compensation claim is hard and really confusing, the team at Garling and co are so helpful and professional they really make the process easy and smooth!! We knew we could always call or email and ask questions about anything at any time. My husband doesn’t speak English fluently and Allison and Matthew catered to that in any ways possible.My husband was happy with the outcome of his claim, and he felt like he ended up with best possible outcome thanks to Matthew and the team.Thankyou Garling and Coread more
Alyssa F
08:02 31 Dec 25
Matthew Garling and his team have provided incredible support and guidance throughout my MVA damages claim this year, and I can’t thank them enough for making this journey feel like such a breeze.... When I initially engaged Garling & co, I had no understanding of what was ahead. I was anxious and unsure about the process, while also navigating the physical challenges of my injuries. With assurance that my matter was being handled with high level of expertise, professionalism and integrity, I was able to focus on recovery instead. Throughout the process, Matthew and Allison have been honest, straightforward and efficient in all communication; being a supportive buffer in all dealings with the insurer, and consistently committed to a successful outcome. The outcome was excellent, and it is with huge relief and great thanks that I can put this matter behind me. I would highly recommend the services of Garling and co for any injury claims of a similar nature, and I’m forever grateful to Matthew and his team.read more
David Y
21:33 15 Dec 25
A big thank you to Matthew for his expertise, dedication, and genuine care in handling my matter. The outcome exceeded my expectations, and I am truly grateful for the excellent work of his entire... team. Outstanding results - highly recommended.read more
Richard R.
07:58 02 Dec 25
I needed urgent, clear advice regarding a Workers Compensation claim and "cold-called" Garling & Co.I was put through to Kerry Byrnes, and from that moment, my stress began to lift.I explained my... scenario which was causing me huge anxiety and Kerry listened intently. She provided simple, clear, and authoritative advice on my legal standing, the correct next steps, and what to realistically expect.Crucially, she reassured me that everything I had done to that point was correct.This initial consultation, which I later learned was provided at no cost, gave me perfect guidance and an immense sense of relief.There is truly no price you can put on that level of reassurance and peace of mind from an expert and Kerry delivered both instantly.Should my claim proceed and I need further legal insight, I will choose Kerry and the team at Garling & Co without hesitation.Their focus is clearly on the client and getting the right outcome.I recommend Kerry and the firm 100%.Thank you, Kerry!read more
Graeme M.
04:22 29 Oct 25
Matthew Garling and his team have been excellent in dealing with my case. I am very happy with the result and the process to guide me through everything over the last two years. Most importantly... happy with the payout. Highly recommend if you’re thinking of claiming for an injury caused by another party.read more
University of Technology, Sydney
Member of Law Society of New South Wales
Law Society of NSW Specialist Accreditation
University of Sydney
Legal Profession Admission Board of New South Wales
The law society of nsw professional standards scheme logo.
University of Technology, Sydney
Member of Law Society of New South Wales
Law Society of NSW Specialist Accreditation
University of Sydney
Legal Profession Admission Board of New South Wales
The law society of nsw professional standards scheme logo.
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