Dr. Arthur Penberthy


  • Bachelor of Medicine & Surgery (MBBCh)
  • Fellow of the Australian & New Zealand College of Anaesthetists (FANZCA).

Brief Biography

Dr Penberthy has experience in research and undergraduate teaching at Monash University, Melbourne. He has extensive experience in anaesthesia, for over 30 years, working in Africa, the UK, New Zealand and Australia. In 2000, Dr Penberthy commenced private practice in Melbourne and has worked with Mr Malham since 2001.

What do you like about your work/do you have a particular area of expertise?

Even after 30 years of anaesthetic practice, Dr Penberthy still looks forward to going to work every day. Ongoing developments in anaesthesia, as well as different daily challenges make for an interesting and stimulating work environment.

He has a special interest in Neuroanaesthesia.

What do you like most about working with Mr Malham and this team?

“I never stop learning and striving to provide the best result for our patients.

Being part of this team, with neurosurgeon Mr Malham and the other specialist consultants, means we can achieve this goal”.

What do you like doing when you’re not working/in surgery? 

During his free time he enjoys cooking, and particularly eating out where the cooking is done for him. For Dr Penberthy, “A good break from work means I can always return feeling refreshed”.


CONTACT Dr Penberthy:

Telephone: (03) 9427 7899

Dr. Josh Hargrove


Biography 1-2 paragraphs 

Dr Hargrove graduated from the University of Melbourne Medical School in 1996. He completed his internship and residency training at the Austin Hospital (ARMC). He trained as a specialist anaesthetist through the Royal Melbourne Hospital training program becoming a fellow of the College of Anaesthetists in 2006.

He has an extensive private anaesthesia practice encompassing many surgical speciality areas. His current areas of practice include: anaesthesia for anterior and posterior spinal surgery (including complex cases with vascular surgical involvement as well as 3D image guidance and also minimally invasive surgery), neurosurgery, complex maxillofacial surgery (including temporomandibular joint replacement and difficult airway management), orthopaedic surgery and complex urologic surgery such as cystectomy or robotic cancer surgery.

What do you like about your work/do you have a particular area of expertise? 

I like working in a team environment with a strong focus on patient care. I am very interested in applied physiology and pharmacology as well as the application of new technology in the advancement of patient care.

What do you like most about working with Mr Malham and this team? 

It is great to work in a stable team environment, this enables the best patient care. Mr Malham strives for the best outcomes for his patients.

What do you like doing when you’re not working/in surgery?  

I enjoy having fun with my family, travelling, reading, computer programming and design.

What inspires you?

I am inspired by the constant development of new techniques and equipment to advance patient care and outcomes. I feel it is important to contribute to this in the form of teaching and research.

Dr. Lyndon Siu


  • MBBS

Brief Biography

Dr Lyndon Siu is a specialist anaesthetist and a Fellow of the Australian and New Zealand College of Anaesthetists. Following his specialist training in Australia, he gained further experience in regional anaesthesia, emergency airway management and clinical research at St Michael’s Hospital, a tertiary referral trauma centre in Toronto, Canada.

Since his return to Australia, he held a full time staff specialist position at Monash Medical Centre, a tertiary adult and paediatric hospital, and has been actively involved in postgraduate education and training. He currently combines a part time specialist appointment at Monash Medical Centre and a private practice at multiple private hospital networks in metropolitan Melbourne. He has publications in several major international and Australian anaesthesia journals.

What do you like about your work/do you have a particular area of expertise?

“I enjoy the practical challenges associated with clinical anaesthesia, and applying subtle changes to anaesthetic techniques to accommodate a variety of surgical specialties and patient needs. The operating theatre is also a great environment to be working in everyday.”

Dr Siu maintains a broad public and private practice and anaesthetises for most surgical specialties. His clinical interests and expertise include anaesthesia for neurosurgery, vascular access and transplant surgery, and anaesthesia using nerve blocks.

What do you like most about working with Mr Malham and this team?

“One of the nicest aspects of working with Mr Malham and his team is that everyone’s opinion and expertise are respected and valued, contributing to the best possible outcome for patients.”

What do you like doing when your not working/in surgery? 

“When I’m not at work, I love spending time with my family, playing tennis and trying to keep up with our Ridgeback.”

What inspires you?

“I’m inspired by great ideas being put into action and recently, by the elderly keeping both mentally sharp and physically active well into their 80s.” 


Contact Dr Lyndon Siu

Phone: (03) 9427 7899
Web link:

Dr. Eugene Cohen


  • MBBS, 1984
  • Diploma Anaesthetics, UK, 1987
  • MBA, 1992
  • FANZCA, 1999
  • FICM, 2002

Brief Biography
Dr Eugene Cohen is a Specialist Anaesthetist, having completed specialist training and was admitted to the Fellowship of the Australian and New Zealand College of Anaesthetists in 1999. He was then admitted to the Fellowship of the Joint Faculty of Intensive Care Medicine in 2002 as a Specialist Intensivist.

He is currently chairman and partner of Anaesthetic Services, in which there are 38 Anaesthetists, and works at multiple private hospitals including Cabrini, Epworth Private Group, St Vincent’s Private Group, Waverly Private, Glen Iris and Glen Eira Day Surgery.

In addition, Dr Cohen has also completed a Business Administration Masters Degree at Monash University, Melbourne, in 1992.

What do you like about your work?
Dr Cohen, feels very privileged to be able to care for patients during a stressful time when presenting for surgery. As an Anaesthetist, he says he has a very special role in alleviating stress and assuring patients they will have a safe, comfortable and pain-free experience.

What do you like most about working with Mr Malham and this team?
Mr. Malham’s team is a very inclusive, efficient and cohesive environment, where all members of the team are focused on patient care and patient outcome. We all respect one another and work very closely together.

What do you like doing when you’re not working/in surgery? 
Dr Cohen’s most important passion in his life is his wife and children.

“…We have been fortunate to have had many experiences as a family including traveling, skiing, other sports and academic pursuits. My other passions include cycling, snow skiing, water skiing, technology, reading and films…”
What inspires you?
“…I feel it’s very important to be inspired by a balanced lifestyle. This incorporates caring about the people close to you and those in which you come into contact with while pursuing multiple interests such as sports, arts, food and studies…”

Dr. Bryan Lashansky


  • DA (SA)
  • FFA (SA)

Brief Biography
Dr Bryan Lashansky has been working as a specialist anaesthetist for the last 28 years. He is currently a senior anaesthetist in full time private practice in Melbourne since 2015. He qualified from the University of Witwatersrand and received his specialist training from the College of Medicine in South Africa in 1989. He worked extensively in the field of anaesthetics in South Africa before joining the anaesthetic department of The Royal Melbourne Hospital as a senior consultant in 1998, initially on a full time basis and then continued as a part time senior consultant. At present, he holds an honorarium position at Royal Melbourne Hospital.

He has experience in all areas of anaesthesia; his areas of interest include vascular anaesthesia, neuro-anaesthesia, orthopaedic anaesthesia, geriatric anaesthesia, sleep apnoea and the teaching of students, nursing staff and registrars.

He is also currently an active member of multiple Epworth Hospital committees, including: the Critical Care Committee, the Anaesthetic Advisory Committee, and the Theatre Committee. He is also a member of the Albert Street Anaesthetic Group and the Australian and American Society of Anaesthetists. He has lectured at national congresses on vascular anaesthesia and cosmetic and reconstructive anaesthesia. He also attends multiple meetings and congresses on a regular basis, both locally and internationally, to keep up to date with best evidence based practice.

If you have any questions about your anaesthetic before or after your procedure, please contact Dr Lashansky on (03) 9417 6625.


Prof. Malham’s Private Consulting Rooms

Suite 8.3
89 Bridge Rd,
Richmond VICTORIA 3121

Phone: (03) 9866 6650
Fax:      (03) 9866 6681



Epworth Private Richmond
89 Bridge Rd,
Richmond VICTORIA 3121

Phone: (03) 9426 6666
Fax:      (03) 9427 0353