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Our Doctors



Dr Wutchak graduated from the University of Western Australia in 1993 and moved to Collie in 1999.  In addition to family medicine, he practices anaesthetics, obstetrics and has a special interest in sports medicine and skin cancer.

Away from work he is a dedicated family man to his wife and 3 children.

Peter enjoys most sports especially running, golf and is a keen follower of cricket and a passionate Hawthorn supporter.

Dr. Jan Van Vollenstee MBChB (Pretoria), FCS (SA), M.Med (Surg), FRACGP


Dr Van Vollenstee arrived from South Africa at the start of 2006 but has vast experience of more than 30 years in general practice and 20 years in general surgery.  He also is a practicing GP obstetrician.  Since arriving in Australia he has developed a special interest in skin cancer medicine.

Jan loves golf! He and his wife are active members of the Collie golf club

Dr Adrian Lee MBBS (UTas), FRACGP, JCCA


Dr  Lee has returned back to CRVMC after completing his training in General Practice and Procedural Anaesthetics.  Dr Lee studied medicine at the University of Tasmania and was a part of our team at CRVMC in 2011 and 2013.  Originally from Malaysia, he is able to speak several languages including Chinese.

Dr Andrea Van Rijn MBBS (UWA), FRACGP, DCH, JCCA


Dr Van Rijn is our latest doctor to join our team at Collie River Valley Medical Centre.  In addition to general practice, Dr Van Rijn has gained a Diploma of Anaesthetics and a Diploma of Child Health.  She has previously worked in several regional areas including Albany, Denmark and Kununurra.  Dr Van Rijn now has appointments available.

Dr Mohammed (Mo) Ashfaq MRCS, FRACGP, MCEM


Dr Ashfaq is an experienced doctor from England. He joined our team at Collie River Valley Medical Centre in August 2015. Dr Ashfaq (also known as Dr Mo) completed GP training in the UK and has vast medical experience especially in emergency care.

Shankar Paramaswaran MBBS


Dr Paramaswaran has been working at CRVMC since July 2015. He previously worked at Rockingham Kwinana General Hospital and Fremantle Hospital since 2009. For 10 years prior to that, Dr Paramaswaran was a doctor in Malaysia after training in India.

Dr Alan Bosco MBBS

GP Registrar

Dr Bosco joined our team in mid 2016 as a GP Registrar. He trained in India then worked in Malaysia prior to moving to Australia in 2011. Dr Bosco has worked extensively in orthopaedics before commencing his training in General Practice.

Dr Jonathan Ackinclose MBBS

GP Registrar

Dr Ackinclose has more than a decade in the health industry working in Perth hospitals such as Royal Perth, Fremantle and Fiona Stanley and Bunbury. He worked initially as a nurse and has gone on to study medicine. Jonathan has commenced working as a GP Registrar in 2017.

Dr Shang Wei Chong BSc(Hons), MBBS (USyd), PhD, DCH, DRANZCOG

GP Registrar

Dr Chong has joined our team as a GP Registrar but has extensive skills in obstetrics and a diploma of child health.  Previously Dr Chong has achieved a PhD in Biomedical Research in Singapore and had a notable career in this field.  Since then Dr Chong gained his medical degree at the University of Sydney and has worked in many WA hospitals.  The past 2 years Dr Chong has been working in King Edward Memorial Hospital with a Bunbury attachment.  Dr Chong has a special interest in Children and Women’s Health.

Dr Emma Smith MBBS (UWA)

GP Registrar

Dr Smith is our latest GP Registrar who has a special interest in women’s health.  Originally from Karratha, Dr Smith graduated from UWA in 2008.  Since then, she has worked at Fiona Stanley Hospital, Albany Health Campus and King Edward Memorial Hospital.  Dr Smith has nearly completed a Diploma of Royal Australian College of Obstetricians and Gynaecologists (DRANZCOG).