Orthopaedic Consultation

Hills Street Sports Medicine is fortunate enough to have four leading Orthopaedic Specialists that consult at our centre on a regular basis.

We work closely with these Specialists to produce optimal patient outcomes. 

Dr. Leo Pinczewski – Knee Surgeon

Dr. Justin Roe – Knee Surgeon

Dr. Jonathan Negus – Hip & Knee Surgeon

Dr Matthew Sherlock – Shoulder & Elbow Surgeon

All of these surgeons are highly respected in their specific fields of expertise. They have operated on many of Australia’s elite sportspersons and have gained a reputation as pioneers in developing minimally invasive surgical techniques which allow and encourage accelerated rehabilitation programs.

If you would like to make an appointment to have your knee, hip, shoulder or elbow condition assessed by one of our specialists, please see the contact details on each surgeon’s respective pages on our website or contact the centre and we will inform you of all the details.

knee surgeon

Dr Leo Pinczewski

Knee Surgeon

Dr. Justin Roe

Hip & Knee Surgeon

Dr. Jonathan Negus

Shoulder & Elbow Surgeon

Dr Matthew Sherlock

Hip & Knee Surgeon

Dr Sean Williams

Our Unique Advantage

Our unique advantage is our collaborative multidisciplinary team. We are fortunate to have Physiotherapists, Exercise Physiologists, Orthopaedic Specialists, Massage Therapists, and Psychologists, who all work under one roof. This allows us to closely work together to provide our patients with a true collaborative management plan addressing all Biopsychosocial factors. This allows our patients to get access to the leaders in their fields to ensure they get the best care possible.

In addition to this, we have access to an extensive range of specialist equipment in our onsite functional rehabilitation centre, which is specific to the rehabilitation of certain injuries. With 35 years of excellent service on the Central Coast, Hills Street Sports Medicine is one of the longest established multi-discipline Sports Medicine Centres in Australia.

Hills Street Sports Medicine Phone App

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Booking a consultation online is simple and easy with our online booking portal. Easily select a practitioner, date and time of your choice.

Get in touch today and we can help you achieve your goals!

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Dr Leo Pinczewski

A graduate of Sydney University, Prof Pinczewski completed his Orthopaedic training in Edinburgh before returning to Sydney and co-founding the North Sydney Orthopaedic and Sports Medicine Centre with Dr Mervyn J Cross OAM. Prof Pinczewski is internationally recognised for his research and development in the field of Anterior Cruciate Ligament(ACL) reconstruction and Joint Replacement surgery. He has performed over 15,000 ACL reconstructions and continues clinical research in the fields of ACL reconstruction and knee replacement surgery.

Along with more than 60 publications in internationally recognised journals, Prof Pinczewski’s commitment to research has resulted in many awards including the Evelyn Hamilton Trust Memorial Prize for Best Scientific Presentation at the Australian Orthopaedic Association annual scientific meetings on 3 occasions. He has been awarded the inaugural Research Excellence award from the Australian Orthopaedic Association and the Excellence in Surgery Award from the Royal Australian College of Surgeons being the only Orthopaedic Surgeon to ever have received this prestigious award. He is a reviewer for The American Journal of Sports Medicine and the British Journal of Bone and Joint Surgery. He was appointed Professor of Orthopaedics by the University of Notre Dame, Sydney in 2010, and visiting Professor at Beijing University in 2017.

Prof Pinczewski has been invited to teach and demonstrate his surgical techniques in 20 countries to date and is frequently invited to present his research at international forums. For three years he delivered an Instructional Course Lecture in Anterior Cruciate Ligament Injury and Reconstruction at the American Academy of Orthopaedic Surgeons. He was awarded the Order of Australia in 2019 for his contribution to Orthopaedic Surgery.

Dr Justin Roe


Associate Professor Justin Roe is a specialist orthopaedic knee surgeon who is a partner at the North Sydney Orthopaedic and Sports Medicine Centre at the Mater Clinic in Sydney. He has expertise in ACL reconstruction, arthroscopic surgery, and procedures for osteoarthritis of the knee and knee replacement surgery. He treats a large number of professional athletes, returning them to elite function after injury, as well as recreational sports players, and those trying to stay active with osteoarthritic knees.

A/Prof Roe is committed to orthopaedic knee research and teaching. He was awarded the prestigious 2013 Scientific Award at the ISAKOS congress in Toronto and was appointed as a Conjoint Associate Professor of Medicine at the University of New South Wales in 2014. He was awarded the award for Service to Orthopaedic Research by the Australian Orthopaedic Association in 2021. He has over 50 research papers published in international peer-reviewed medical journals and is actively involved in the North Sydney Orthopaedic Research Group and the Mater Orthopaedic Outcomes Registry with the collective aim of producing high quality, clinically important research on orthopaedic conditions of the hip and knee.

Associate Professor Roe performs surgery at the Mater Private Hospital in Sydney and consults at the Mater Hospital, Narrabeen and Gosford. In addition, he offers video consultations, supported by digital forms and imaging facilities, for those who find this preferable, or more convenient.

Dr Jonathan Negus


Dr Negus performs primary and revision knee replacement surgeries, arthroscopic and sports injury surgery, osteotomy and realignment surgery. With over 15years of training, he brings a wealth of experience and a unique skillset to the Jointworks Orthopaedic team.

Dr Negus’ career in Orthopaedics has a strong academic and research focus, particularly on optimising patients’ post-operative outcomes with individualised, detailed approaches. He has contributed chapters for books, published in prestigious journals, presented his research findings at conferences worldwide, and is an invited reviewer for several major international orthopaedics journals.Part of his PhD thesis examined the use of novel technology in rehabilitation after knee replacement surgery. His research in this area has earned him several awards, including the Foundation for Surgery Scholarship from the Royal Australasian College of Surgeons (2010) and the AOA Registrars Association prize for best registrar research.

Dr Negus has been awarded higher degrees from the University of Cambridge, Imperial College London and the University of Sydney. He has worked and trained both in Sydney and in London, with visitations and fellowships across the United Kingdom and Europe to enhance his specialist training.

His regular teaching engagements at the University of Sydney – working with junior medical officers, allied health staff and medical students – offer welcome opportunities to pass on his extensive knowledge and enthusiasm for his chosen field. He also serves as a clinical lecturer and supervises MD students.


Dr Matthew Sherlock


Dr Matthew Sherlock is an Orthopaedic Surgeon with subspecialty expertise in Shoulder and Elbow Surgery. He has a particular interest in sports injuries, arthroscopic and joint replacement surgery of the shoulder.

Dr Sherlock graduated in Medicine and Surgery at Sydney University and completed his Orthopaedic training in Sydney on the Australian Orthopaedic Training Programme. Following this Dr Sherlock spent eighteen months completing Fellowships in Arthroscopic and Reconstructive surgery of the Shoulder/Elbow and Knee in Canberra and as the Arthroscopy Fellow at the University of Alberta, Canada. During this period he also gained experience working with the pioneers of modern shoulder joint replacement in Nice and Lyon, France.

Dr Sherlock holds appointments at the Mater Misericordae Private Hospital in Crows Nest, the Sydney Adventist Hospital (SAN) in Wahroonga and Mona Vale Public Hospital.

Dr Sherlock is currently a consultant at the NSW Academy of Sport, Narrabeen and has worked as the team doctor for the Waratah Junior Academy, Warringah and Gordon rugby clubs.

Dr Sherlock has published numerous research publications and is actively involved with the education of both medical students and orthopaedic trainees. He is responsible for organising the annual in-training examination for advanced trainees of the Australian Orthopaedic Association. He is also an accredited provider for continuing orthopaedic education of general practitioners

Dr Sean Williams

Dr Sean Williams is an orthopaedic surgeon specialising in surgery of the hip and knee, with a special interest in hip preservation and hip replacement surgery.

Dr Williams places great importance on taking the time to understand each patient’s specific diagnosis and functional goals in order to create a personalised treatment plan, tailored to each patient’s expectations.

Dr Williams prides himself on excellent and friendly communication with his patients, their families and their healthcare team, including GPs and physiotherapists, to ensure that the diagnosis and treatment plan is clear to all involved.

Dr Williams also understands that in many cases, surgery isn’t the first or the best answer, and works closely with patients’ rehabilitation providers to ensure an optimal recovery, with or without surgery.

Background & Training

Dr Williams is an Australian-trained orthopaedic surgeon, who undertook 5 years of extensive surgical training in regional and metropolitan NSW. This included training under local experts across many of Sydney’s most well regarded hospitals including Royal North Shore, St Vincents, Royal Prince Alfred and Westmead Children’s Hospitals as well as regional centres such as Canberra, Tweed Heads and Dubbo.

After qualification as an orthopaedic surgeon with the Royal Australasian College of Surgeons, Dr Williams moved to Perth, Western Australia, to seek out further sub-specialist training with high-volume hip preservation and arthroplasty surgeons, with the goal of being able to provide his patients with a wider array of modern treatment techniques.

Having trained in the management of both adult and paediatric hip conditions, Dr Williams enjoys accepting referrals for patients of all ages.