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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? 

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.

What is whole person impairment and why is it important?

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 2024-2025

Impairment rating range Whole person impairment payout range
11% to 21% $22,480 to $66,540
22% to 31% $54,820 to $106,540
32% and over $87,880 up to $740,550

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...
T M
08:15 27 Feb 25
To describe my experience with Garling & Co Lawyers as transformative would be an understatement. From the moment I engaged their services, I was met with a level of professionalism, compassion, and... legal acumen that is truly unparalleled. At the heart of this exceptional team is Mr. Matthew a man whose profound intellect, vast experience, and unwavering commitment to his clients set him apart as one of the finest advocates in the field of personal injury law.Mr. Matthew possesses an extraordinary depth of knowledge, honed by years of navigating the complexities of personal injury claims. His ability to anticipate challenges, strategize effectively, and counteract adversarial tactics is nothing short of remarkable. In my case, where I suffered a debilitating back injury as a result of a workplace accident, the road to recovery both physically and legally felt insurmountable. Insurance companies and medical examiners sought to downplay the severity of my condition, attempting to minimise my impairment rating and deny me the compensation I rightfully deserved. Yet, Mr. Matthew stood firm, refusing to let them diminish the gravity of my suffering.What struck me most about Mr. Matthew and indeed the entire team at Garling & Co is their genuine care for their clients. Mr. Matthew is not merely a lawyer; he is a compassionate advocate who understands the human element behind every case. He listened intently as I described the chronic pain, mobility limitations, and emotional toll caused by my back injury , treating my story with the seriousness it warranted. His internal and external team, equally brilliant and dedicated, worked tirelessly to gather medical evidence, consult specialists, and build an unassailable case that highlighted the true extent of my injuries. Together, they formed an unstoppable force, driven by a shared mission to deliver the best possible result for their clients.The professionalism exhibited by Garling & Co is of such a high caliber that it defies belief. Every interaction was marked by courtesy, precision, and transparency. They communicated with me regularly, keeping me informed at every stage of the process and ensuring I felt empowered rather than overwhelmed. Their ability to simplify even the most intricate legal matters into understandable terms speaks volumes about their expertise and client-centered approach.Thanks to Mr. Matthew and his team, what began as a daunting and disheartening journey ended in triumph. Facing a severe back injury that left me unable to work or enjoy life as I once did, I encountered countless obstacles designed to diminish my claim. Yet, under Mr. Matthew’s guidance, those barriers were dismantled one by one. The result he achieved for me was not just satisfactory it was extraordinary. He secured the maximum compensation I deserved, restoring not only my financial stability but also my faith in the legal system.If you find yourself grappling with the aftermath of a personal injury, whether it be a back injury , workplace accident, or any other trauma, I implore you to place your trust in Garling & Co Lawyers. They are more than capable of turning despair into hope, adversity into victory, and injustice into resolution. With Mr. Matthew leading the charge, you can rest assured that your case will be handled with the utmost integrity, intelligence, and tenacity.In closing, I wish to express my deepest gratitude to Mr. Matthew and the entire team at Garling & Co. You have made an indelible impact on my life, and I will forever be indebted to you for your tireless efforts and unwavering support. To anyone seeking representation that combines brilliance, professionalism, and genuine care, look no further Garling & Co is the epitome of excellence.read more
S Z
07:46 27 Feb 25
I cannot express enough gratitude for the exceptional support and dedication provided by Garling & Co Lawyers, particularly Mr. Matthew, Alison, and their incredible team. They have been nothing... short of a lifeline during one of the darkest chapters of my life a time when I felt abandoned, broken, and unsure if anyone could truly help me.After sustaining multiple disabilities from a workplace injury, I was left grappling with physical pain, emotional turmoil, and overwhelming uncertainty about my future. I had initially turned to another law firm one of those big names everyone talks about but they failed me. Despite their promises and polished reputation, they couldn’t deliver when it mattered most. Faced with insurance medical examiners determined to downplay my injuries and strip away my rights, I felt powerless. It seemed like no one was on my side until I found Garling & Co.From the very first conversation, Matthew, Alison, and the entire team showed me what real compassion looks like. They didn’t just hear my story; they felt it. Every phone call I made was answered with patience and understanding. Every question I had was met with clarity and reassurance. For the first time in months, I felt seen, heard, and valued not as a case file, but as a person.What sets Garling & Co apart isn’t just their unmatched legal expertise it’s their humanity. They understood the weight of what I was carrying, and they carried it with me. Where others saw obstacles too great to overcome, they saw opportunities to fight harder. Their wisdom, determination, and relentless pursuit of justice transformed a losing case into a victory that exceeded all expectations.The difference between my previous lawyers and Garling & Co? Heart. My former lawyers treated my case like a transaction; Garling & Co treated it like a mission. They refused to let the insurance company minimize my suffering or dismiss my struggles. Instead, they fought tooth and nail to secure the maximum impairment compensation I deserved a result I never dreamed possible after everything I’d been through.If you’re reading this and feeling lost, scared, or defeated, please know there is hope. No matter how complex or challenging your situation may seem, Garling & Co will stand by you. They’ll dig deep, work tirelessly, and leave no stone unturned in their quest for fairness and justice. You won’t just be hiring lawyers you’ll be gaining advocates who genuinely care about your well-being and your future.To Matthew, Alison, and the entire team at Garling & Co: thank you!!! doesn’t feel like enough. You’ve given me back my dignity, my peace of mind, and my belief that good people still exist in this world. If anyone is searching for a team that will pour their heart and soul into your case, look no further. These are the lawyers who will turn your darkest days into brighter tomorrows.read more
Jude M.
03:54 21 Feb 25
I rang Mr Matthew Garling on a matter, and Matthew gave me his time and honest advice from goodwill. Matthew is a very honest, good man of integrity who went beyond the call of duty. I would highly... recommend Matthew and his company.read more
Pouya Zadbar T.
01:36 15 Feb 25
Garling and Co were very helpful and did their best to get the most payout for my mothers workers compensation claim. We were very happy with their patience and understanding as this was a long and... trying process with the insurance. I Would definitely recommend their services.read more
Don T.
05:59 13 Feb 25
I had an occupational accident for 2 years and after the surgery for a whole year there was no good result and my body was in so much pain that I could not return to work. Everyone told me to find a... lawyer immediately, I did not know which lawyer could help me so I searched on Google. After searching I found that many clients were very satisfied with Garling & Co, so I texted Garling & Co. They immediately called back and asked if I felt pain and could not come to the office, they would come to see me but I replied that I could come. And the legal journey started from there. I met Mr. Garling who was about my age but very enthusiastic and dedicated and he explained and advised me in a way that I could understand all the questions and I agreed with him very much, then he handed over my case to Ms. Allison to contact me. Everything went very well according to his arrangements from the first step to the last step. Until the last day, he explained how the negotiation was going and I understood the whole story. I did not ask for too much and the number I gave was quickly agreed to avoid lengthy legal headaches. In total, after 4 years of the accident and almost 2 years with the help of Garling & Co, everything was resolved happily for all parties. Once again, I thank Mr. Garling, Ms. Allison and everyone at Garling & Co for helping me, they are wonderful and I hope they will continue their good work helping people who need legal help like I need help. Thank you very much Garling & Co.read more
Pedro M.
04:26 11 Feb 25
Thank you so much for all the help and support this past years.I recommend it to anyone who needs help.Thanks again and all the best for the Garling & Co team and a special thanks to Kerry Byrnes.
Ron J.
03:49 11 Feb 25
I had an overall good experience with Garling and Co. I was the victim of a major motorvehicle accident in April 2021. There were a few complications in my case including me having to move overseas... for 2 years temporarily during the progression of my claim and original lawyer from Garling that handled my case leaving the firm. The move overseas resulted in the insurer cutting off my income replacement, which lasted for 9 months, which as you can imagine created a major financial strain on the family On both these occasions, Garling worked to get a good result. They fought in front of the NSW Panel, and got a reported decision that states that all Permanent Residents and Citizens of Australia have the right to be paid income replacement even when overseas, during an accident claim under CTP cover. They also worked very hard in the face of a typically uncooperative and obstructive insurer to progress my claim over the last (almost 4 years) and the replacement lawyer Kerry Burns has done amazing work, with care, empathy and professionalism. I've had a good experience with them!read more
Sandra C.
03:27 06 Feb 25
Garling & Co Lawyers were professional from start to finish. They made me feel like I was as important to them as all their clients. Emma Perkins and her team went over and above in all aspects to... exceed my expectations. Highly recommended.read more
kokomo U.
01:38 15 Jan 25
Such a difficult time for me and so grateful to have alison and Mathews help...knowing I could trust in their knowledge, along with the understanding and compassion I received helped make a trying... time easier to navigate. Thankyou guys, would highly recommendread more
Sam H.
09:47 17 Dec 24
Very knowledgeable, explains everything very clearly and highly recommend.
READ ALL TESTIMONIALS

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T M
08:15 27 Feb 25
To describe my experience with Garling & Co Lawyers as transformative would be an understatement. From the moment I engaged their services, I was met with a level of professionalism, compassion, and... legal acumen that is truly unparalleled. At the heart of this exceptional team is Mr. Matthew a man whose profound intellect, vast experience, and unwavering commitment to his clients set him apart as one of the finest advocates in the field of personal injury law.Mr. Matthew possesses an extraordinary depth of knowledge, honed by years of navigating the complexities of personal injury claims. His ability to anticipate challenges, strategize effectively, and counteract adversarial tactics is nothing short of remarkable. In my case, where I suffered a debilitating back injury as a result of a workplace accident, the road to recovery both physically and legally felt insurmountable. Insurance companies and medical examiners sought to downplay the severity of my condition, attempting to minimise my impairment rating and deny me the compensation I rightfully deserved. Yet, Mr. Matthew stood firm, refusing to let them diminish the gravity of my suffering.What struck me most about Mr. Matthew and indeed the entire team at Garling & Co is their genuine care for their clients. Mr. Matthew is not merely a lawyer; he is a compassionate advocate who understands the human element behind every case. He listened intently as I described the chronic pain, mobility limitations, and emotional toll caused by my back injury , treating my story with the seriousness it warranted. His internal and external team, equally brilliant and dedicated, worked tirelessly to gather medical evidence, consult specialists, and build an unassailable case that highlighted the true extent of my injuries. Together, they formed an unstoppable force, driven by a shared mission to deliver the best possible result for their clients.The professionalism exhibited by Garling & Co is of such a high caliber that it defies belief. Every interaction was marked by courtesy, precision, and transparency. They communicated with me regularly, keeping me informed at every stage of the process and ensuring I felt empowered rather than overwhelmed. Their ability to simplify even the most intricate legal matters into understandable terms speaks volumes about their expertise and client-centered approach.Thanks to Mr. Matthew and his team, what began as a daunting and disheartening journey ended in triumph. Facing a severe back injury that left me unable to work or enjoy life as I once did, I encountered countless obstacles designed to diminish my claim. Yet, under Mr. Matthew’s guidance, those barriers were dismantled one by one. The result he achieved for me was not just satisfactory it was extraordinary. He secured the maximum compensation I deserved, restoring not only my financial stability but also my faith in the legal system.If you find yourself grappling with the aftermath of a personal injury, whether it be a back injury , workplace accident, or any other trauma, I implore you to place your trust in Garling & Co Lawyers. They are more than capable of turning despair into hope, adversity into victory, and injustice into resolution. With Mr. Matthew leading the charge, you can rest assured that your case will be handled with the utmost integrity, intelligence, and tenacity.In closing, I wish to express my deepest gratitude to Mr. Matthew and the entire team at Garling & Co. You have made an indelible impact on my life, and I will forever be indebted to you for your tireless efforts and unwavering support. To anyone seeking representation that combines brilliance, professionalism, and genuine care, look no further Garling & Co is the epitome of excellence.read more
S Z
07:46 27 Feb 25
I cannot express enough gratitude for the exceptional support and dedication provided by Garling & Co Lawyers, particularly Mr. Matthew, Alison, and their incredible team. They have been nothing... short of a lifeline during one of the darkest chapters of my life a time when I felt abandoned, broken, and unsure if anyone could truly help me.After sustaining multiple disabilities from a workplace injury, I was left grappling with physical pain, emotional turmoil, and overwhelming uncertainty about my future. I had initially turned to another law firm one of those big names everyone talks about but they failed me. Despite their promises and polished reputation, they couldn’t deliver when it mattered most. Faced with insurance medical examiners determined to downplay my injuries and strip away my rights, I felt powerless. It seemed like no one was on my side until I found Garling & Co.From the very first conversation, Matthew, Alison, and the entire team showed me what real compassion looks like. They didn’t just hear my story; they felt it. Every phone call I made was answered with patience and understanding. Every question I had was met with clarity and reassurance. For the first time in months, I felt seen, heard, and valued not as a case file, but as a person.What sets Garling & Co apart isn’t just their unmatched legal expertise it’s their humanity. They understood the weight of what I was carrying, and they carried it with me. Where others saw obstacles too great to overcome, they saw opportunities to fight harder. Their wisdom, determination, and relentless pursuit of justice transformed a losing case into a victory that exceeded all expectations.The difference between my previous lawyers and Garling & Co? Heart. My former lawyers treated my case like a transaction; Garling & Co treated it like a mission. They refused to let the insurance company minimize my suffering or dismiss my struggles. Instead, they fought tooth and nail to secure the maximum impairment compensation I deserved a result I never dreamed possible after everything I’d been through.If you’re reading this and feeling lost, scared, or defeated, please know there is hope. No matter how complex or challenging your situation may seem, Garling & Co will stand by you. They’ll dig deep, work tirelessly, and leave no stone unturned in their quest for fairness and justice. You won’t just be hiring lawyers you’ll be gaining advocates who genuinely care about your well-being and your future.To Matthew, Alison, and the entire team at Garling & Co: thank you!!! doesn’t feel like enough. You’ve given me back my dignity, my peace of mind, and my belief that good people still exist in this world. If anyone is searching for a team that will pour their heart and soul into your case, look no further. These are the lawyers who will turn your darkest days into brighter tomorrows.read more
Jude M.
03:54 21 Feb 25
I rang Mr Matthew Garling on a matter, and Matthew gave me his time and honest advice from goodwill. Matthew is a very honest, good man of integrity who went beyond the call of duty. I would highly... recommend Matthew and his company.read more
Pouya Zadbar T.
01:36 15 Feb 25
Garling and Co were very helpful and did their best to get the most payout for my mothers workers compensation claim. We were very happy with their patience and understanding as this was a long and... trying process with the insurance. I Would definitely recommend their services.read more
Don T.
05:59 13 Feb 25
I had an occupational accident for 2 years and after the surgery for a whole year there was no good result and my body was in so much pain that I could not return to work. Everyone told me to find a... lawyer immediately, I did not know which lawyer could help me so I searched on Google. After searching I found that many clients were very satisfied with Garling & Co, so I texted Garling & Co. They immediately called back and asked if I felt pain and could not come to the office, they would come to see me but I replied that I could come. And the legal journey started from there. I met Mr. Garling who was about my age but very enthusiastic and dedicated and he explained and advised me in a way that I could understand all the questions and I agreed with him very much, then he handed over my case to Ms. Allison to contact me. Everything went very well according to his arrangements from the first step to the last step. Until the last day, he explained how the negotiation was going and I understood the whole story. I did not ask for too much and the number I gave was quickly agreed to avoid lengthy legal headaches. In total, after 4 years of the accident and almost 2 years with the help of Garling & Co, everything was resolved happily for all parties. Once again, I thank Mr. Garling, Ms. Allison and everyone at Garling & Co for helping me, they are wonderful and I hope they will continue their good work helping people who need legal help like I need help. Thank you very much Garling & Co.read more
Pedro M.
04:26 11 Feb 25
Thank you so much for all the help and support this past years.I recommend it to anyone who needs help.Thanks again and all the best for the Garling & Co team and a special thanks to Kerry Byrnes.
Ron J.
03:49 11 Feb 25
I had an overall good experience with Garling and Co. I was the victim of a major motorvehicle accident in April 2021. There were a few complications in my case including me having to move overseas... for 2 years temporarily during the progression of my claim and original lawyer from Garling that handled my case leaving the firm. The move overseas resulted in the insurer cutting off my income replacement, which lasted for 9 months, which as you can imagine created a major financial strain on the family On both these occasions, Garling worked to get a good result. They fought in front of the NSW Panel, and got a reported decision that states that all Permanent Residents and Citizens of Australia have the right to be paid income replacement even when overseas, during an accident claim under CTP cover. They also worked very hard in the face of a typically uncooperative and obstructive insurer to progress my claim over the last (almost 4 years) and the replacement lawyer Kerry Burns has done amazing work, with care, empathy and professionalism. I've had a good experience with them!read more
Sandra C.
03:27 06 Feb 25
Garling & Co Lawyers were professional from start to finish. They made me feel like I was as important to them as all their clients. Emma Perkins and her team went over and above in all aspects to... exceed my expectations. Highly recommended.read more
kokomo U.
01:38 15 Jan 25
Such a difficult time for me and so grateful to have alison and Mathews help...knowing I could trust in their knowledge, along with the understanding and compassion I received helped make a trying... time easier to navigate. Thankyou guys, would highly recommendread more
Sam H.
09:47 17 Dec 24
Very knowledgeable, explains everything very clearly and highly recommend.
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.
Google Rating
4.9