Council members

The RACGP Council Council members

Meet our council members


Dr Tim Koh


Chair RACGP Council, Chair RACGP Western Australia

Tim Koh
Dr Tim Koh is the Chair of Council and Chair of RACGP WA. Tim is a practising GP in Currambine and Clarkson, north metropolitan Perth, WA. He is a second generation GP, originally from Three Springs, WA where his father was a rural GP.

Tim has been involved in GP training with RACGP WA and regional training provider WAGPET since 2002.

Tim served as RACGP WA Assessment Panel Chair for six years and Education Committee Chair for four years. Tim became RACGP WA Deputy Chair in 2010 and was subsequently nominated Faculty Chair in 2014. He is a co-owner of Currambine and Ocean Keys Family Practices where he supervises and mentors GP registrars, residents and medical students.


Dr Bastian M Seidel 



Dr Bastian M Seidel
Dr Bastian Seidel is a partner and co-owner of a rural general practice in Tasmania’s Huon Valley, South West of Hobart.

Bastian joined the RACGP Tasmania board in 2009 and was elected deputy chair in 2011, becoming chair in 2015.

Bastian studied medicine in Germany and South Africa and completed his vocational training as a GP in the United Kingdom in 2006.

Bastian has been a supervisor for GP registrars and an RACGP examiner since 2007. He is a Clinical Professor at the University of Tasmania and Director of the National Asthma Council.

Associate Professor Charlotte Hespe


Vice President, Chair RACGP NSW&ACT

Associate Professor Charlotte Hespe
Dr Charlotte Hespe is a GP and owner of an inner-city Sydney practice where she has worked for the last 20 years. Charlotte is a general practice supervisor and her practice functions as a teaching practice for medical students and general practice registrars. Charlotte also works as Associate Professor, Head of General Practice and General Practice Research for The University of Notre Dame, Australia, School of Medicine, Sydney.

She has been involved with the RACGP since achieving her FRACGP, serving as Examiner, Co- Assessment Panel Chair, NSW for four years and National OSCE Facilitator for two years before becoming Deputy Chair of NSW&ACT in 2012.

She was a member of the RACGP Expert Committee – Quality care 2016–17. Charlotte is currently completing a PhD looking at the implementation of best practice for prevention of cardiovascular disease in the primary care setting.

Charlotte holds a Fellow of the Australian Institute of Company Directors (FAICD) qualification and has extensive experience in corporate governance, with 17 years’ experience as Chair on several boards with a primary health care focus. She is a Director for EIS Health Ltd, which is responsible for overseeing the Central and Eastern Sydney Primary Health Network.

Dr Mark Miller 



Dr Mark Miller
Dr Mark Miller is the RACGP Censor-in-Chief, and Chair of the RACGP Board of Censors / Board of Assessment. Mark previously held roles as SA Exam Panel Chair from 1997 until 2003, and then RACGP SA&NT Censor. Mark has trained general practice registrars for more than 20 years, is a member of RACGP Rural and has been both a John Flynn and Ramus mentor. 

Mark is heavily involved with the running of the RACGP Fellowship Assessments and has been a Medical Educator and facilitator at RACGP SA&NT run workshops for many years. Mark was also awarded the 2013 RACGP GP of the Year Award in recognition of his outstanding commitment to the profession and was recently awarded a 25 year long service medal for rural practice in South Australia.
Mark has been a full time rural GP in Goolwa, South Australian for over 24 years. In addition to a full time clinical role, Mark has been involved with medical student teaching from both Flinders and Adelaide University and the practice has hosted Parallel Rural Clinical Curriculum students completing their 3rd year at Flinders University Medical School for over 10 years.

He has supervised over 30 general practice registrars and enjoys the vibrancy they add to clinical practice, teaching, mentoring and learning. Mark has provided tuition and mentoring to international medical graduates (IMGs) commencing general practice in Australia.

Dr Zakaria Baig

Chair RACGP South Australia and Northern Territory

Dr Zak Baig
Dr Zak Baig is the Chair of the RACGP SA&NT. Zak has been a GP for more than 20 years and has had extensive experience in rural and emergency medicine in Australia and the UK.

Zak graduated from medical school in Pakistan and has since received additional training in England, Ireland and Australia. Zak worked in emergency medicine for many years before transitioning to rural medicine where he practiced on the Yorke Peninsula in South Australia for more than a decade.

Zak currently practises as a GP in the northern suburbs of Adelaide.

He has been heavily involved in medical education for medical students and registrars and has a special interest in assisting international medical graduates with their training. Zak has also been an examiner for the RACGP and the Australian Medical Council for many years. 


Dr Cameron Loy


Chair RACGP Victoria, Chair RACGP Specific Interests

Dr Cameron Loy
Dr Cameron Loy is a GP practising in Lara, Victoria and in prisons. He has worked in south-western Victoria and in Timor Leste. 

Cameron’s past professional roles include Chair of the General Practice Registrars’ Association (2002), Director of the Remote Vocational Training Scheme (2006-2010) and Chair (2011), and Director of Greater Green Triangle GPET (2001-2003).Cameron was Deputy Chair RACGP Rural (2003-2014), and Deputy Chair RACGP Victoria from 2014.

He is an RACGP Examiner and QA Examiner and was Assessment Panel Chair for six years. He was a member of the RACGP Expert Committee - Standards for General Practice.

Cameron was on the advisory groups for the Victorian opioid substitution programs and the Hepatitis C therapy training programs for six years.Cameron is a Trustee on the Shepherd Foundation providing research grants into prevention and occupational health. 

He remains a committed supervisor and mentor for GP registrars, residents and medical students. And he is a keen amateur astronomer.   

Christine Nixon, APM

Co-opted Council Member

Christine Nixon, APM
Christine Nixon is a prominent, experienced public speaker and advocate for women, disadvantaged youth and multifaith/multicultural communities.

She is the Deputy Chancellor at Monash University and Chair of Monash College and the Good Shepherd Microfinance. 

Christine was the chief commissioner of Victoria Police from 2001-2009, being the first female chief commissioner in any Australian state police service.

After leaving Victoria Police, she was appointed as chair of the Victorian Bushfire Reconstruction and Recovery Authority, a position she held from February 2009 until July 2010. 

Christine has extensive experience in policing, organisational reform, risk management, crisis management, corruption prevention, emergency management and human resource management. 

Christine has received numerous accolades for her services and achievements, including the Australia Police Medal in 1997 and Save the Children Foundation’s ‘The White Flame Award’ in 2009.  

Associate Professor Peter O’Mara

Chair RACGP Aboriginal and Torres Strait Islander Health 

Associate Professor Peter O’Mara
Associate Professor Peter O’Mara is from the Wiradjuri people of NSW. Peter has worked with the Tobwabba Aboriginal Medical Service since 2002, and describes himself as an Aboriginal man who loves being a doctor.

Peter loves working one on one with his patients and finds a source of satisfaction in the knowledge that in his own small way, the work that he does contrbutes toward closing the gap between Indigenous and non-Indigenous health outcomes.

In 2008, Peter pursued his other passion – making good doctors – and took on the position of Associate Professor, Indigenous M
medical Education and Head of Discipline, Indigenous Health at Newcastle University. Peter has been a member of the AIDA Board for 8 years and was President of AIDA from 2009 – 2012.  

Associate Professor Jennifer Presser

Chair RACGP Tasmania

Associate Professor Jennifer Presser
Dr Jennifer Presser is the Chair of RACGP Tasmania and regional representative for Denison.

Jenny completed medical school at Flinders University in South Australia in 2002, where she spent a year in rural general practice with the Flinders University Riverland program.

Jenny completed her general practice training with Northern Territory General Practice Education in 2009.

Jenny has worked as a medical educator with General Practice Training Tasmania and Tropical Medical Training in Queensland. She is currently the Academic Lead for the University of Tasmania’s Bachelor of Medicine and Bachelor of Surgery medical program (MBBS). 

Jenny has a strong interest in mental health and is presently working at Headspace Hobart.

Dr Ayman Shenouda 


Chair RACGP Rural

Dr Ayman Shenouda
Dr Ayman Shenouda has been the Chair of RACGP Rural since October 2014, prior to that he was the deputy chair for five years.

Ayman is also a member of the RACGP NSW&ACT Board Executive and was on the RACGP National Standard Committee of Education for several years. Ayman is also the Chair of the Remote Vocational Training Scheme, former Director of Medical Education CCCT Riverina/Murrumbidgee, former Chair of Wagga Wagga GP After Hour Services, and former Director on the Board of the Riverina Division of General Practice & Primary Health.

Ayman was awarded RACGP GP of the Year in 2009. His practice was awarded NSW&ACT General Practice of the Year in 2007 and three AGPAL awards in 2009 and 2010.

Ayman migrated to Australia 22 years ago from Egypt. He commenced his medical career in Australia as a surgical registrar in Tasmania in 1995, and has been a rural GP in Wagga Wagga for the last 17 years, where he established Glenrock Country Practice. 

Ayman’s main interest is education and training and his passion is to develop quality frameworks and systematic management tools to enable and enhance the work of GPs.

Mr Martin Walsh

Chair of Finance, Audit and Risk Management Committee, Board Member of Oxygen Pty. Ltd., Co-opted Council member

Martin Walsh
Mr Martin Walsh has been an international partner and advisor for 35 years in assurance and advisory services at both Ernst & Young and Deloitte in Australia, PNG, South Korea and the US.

Martin has experience in financial services, infrastructure and consumer products, including due diligence, strategy, risk, compliance and governance.

Martin is known as a multi-disciplined leader with vision-setting and change implementation expertise, particularly skilled in managing complex stakeholder groups.

Martin has assumed many board director roles, including with not-for-profit organisation Surf Lifesaving Australia. He is a Fellow of the Institute of Chartered Accountants and the Governance Institute as well as being a Graduate Member of the Institute of Company Directors. 

Dr Bruce Willet


Chair RACGP Queensland
Dr Bruce Willet
Dr Bruce Willett is a GP and practice owner in Victoria Point in Redland City, south of Brisbane, who is committed to grassroots general practice and medical education.

Bruce has been enjoying his current practice, which is incidentally just a few kilometres from where he grew up, for the past 25 years.

He has been on the board of General Practice Supervisors Australia (GPSA) since 2010, was Chair of GPSA from 2015 to 2016, and Chair of the GP Supervisor Liaison Officer Network from 2010 to 2015.

Bruce has been the Supervisor Liaison Officer for General Practice Training Queensland/Central and Southern Queensland Training Consortium (GPTQ/CSQTC) since 2008 and also worked as a medical educator for GPTQ.

Bruce has served on the boards of his local Division of General Practice and the Queensland Health Diabetes Network and has been an RACGP examiner since 1994.

Dr Mary-Therese Wyatt

BSc (Biomedical), Dip Ed (Maths), MBBS, DCH, FRACGP

General Practice Registrar Representative

Dr Mary-Therese Wyatt
Dr Mary-Therese Wyatt is a recent fellow of the RACGP working in a long-established general practice clinic in Perth, WA. Prior to Fellowship, Mary undertook registrar training with WAGPET.

She was a Registrar Liaison Officer for WAGPET from 2014-2016, which included a role on the Advisory Council for GPRA.

Mary continues her association with GPRA in an ex-offico role, representing RACGP in this advisory council.

Mary has also had previous experience as a board director for GPRA from 2009-2013. In her life prior to medical training, Mary studied Biomedical Science and spent several years as a high school mathematics teacher, working in country NSW.