Our Doctors

Dr Nandhini Rangarajan
General Practitioner
Dr Nandhini Rangarajan has been a GP for over 25 years. She enjoys all aspects of general practice and has special interest in women’s health, pediatrics, minor surgical procedures, preventive and public health. Her hobby is drawing, painting and enjoying the nature. Being a fitness freak, she practices and train Yoga. She likes to read and explore history, religions, spirituality and meditation.

Dr Peter Donald McKenna
MBBS, PGDipHealth Promotion, FRACGP, MPHTM, FACRRM, AFRACMA
Graduated from University of WA in 1983 and did my internship at Fremantle Hospital. Always wanted to work in rural and remote Australia, but no specific training program for this in the 80’s. Worked in isolated Kwazulu in South Africa for 2 years to learn further skills in surgery, obstetrics, anaesthetics and emergency medicine.
Returned to Australia in 1987 to work for 12 months in Christmas Island and Pilbara RFDS. Worked for 7 years in the Torres Strait including amongst the beautiful island communities of this unique area.
Further studies in Tropical Medicine and Public Health in Townsville in 1994 before commencing 25years at Innisfail Hospital (55 beds) in Far North Queensland, Moved back to WA just pre-COVID lockdowns and have together with my family decided to resettle in the gorgeous South West.
I have a passion for teaching, geriatrics, paediatrics, obstetrics, and Aboriginal and Torres Strait Islander health, Palliative care,Other interests include fishing, diving, gardening and hiking.

Dr Jo-An Dovaston
General Practitioner
Dr. Jo-an obtained her Medical Degree from University of Santo Tomas – Faculty of Medicine and Surgery, Philippines in 2004. She practiced as a rural GP in the remote islands of Aklan and Romblon in the Philippines after she qualified as a doctor. She then migrated to the United Kingdom in 2011 and worked there as a doctor. She completed her Specialty Training in General Practice in 2017 under Royal College of General Practitioners – East of England Deanery. The Royal Australian College of General Practitioners granted her Fellowship in 2017 as well.
She is a well-rounded, compassionate GP who has been practising in Australia since 2018. She previously worked as a GP in Rockingham Medical Centre. She also worked as a medical staff for WA Health in 2020 as a Quarantine GP. In 2021 she was employed by Top End Health to work for Northern Territory’s Centre for Disease Control as Head of Tuberculosis Department.
In January 2022, she re-opened the Manjimup General Practice. She has special interest in minor surgery and skin cancer as she worked as a Fellow in Plastic Surgery at Addenbrookes Hospital in Cambridge, England from 2013 to 2014. She also has special interest in Transgender Health. She has experiences in both Adult Medicine and Paediatric Medicine, Psychiatry, Obstetrics and Gynaecology, Emergency Medicine, Critical Care Medicine, Urology, Cardiology, Oncology, Haematology, Infectious Disease, General Surgery and Trauma. She was also involved in provision of health services for Aboriginal patients in Darwin.
Allied Health Services…

Dr. Muthu Nachiappan JP
Consulting Audiologist, MSc (Sp & Hg), AuD
He set up his own Independent Private Audiology Practice with a view of providing valuable Hearing Services at affordable prices on 14th Jan 2016. He has been providing visiting Audiological services in the regional towns of Manjimup, Bridgetown, Nannup and Boyup Brook. He has also performed outreach Audiological Services to indigenous communities at Exmouth, Carnarvon, Meekathara, Geraldton etc.
He has been blessed with three beautiful daughters. He loves volunteering and playing badminton. He volunteers at the Perth Hindu Temple as part of the Management Committee and loves teaching Tamil language to children of Tamil migrants at MuKaMai Tamil School, every Sunday at Willeton Senior High School. Dr Muthu is a JP, Justice of the Peace, offers JP services through which he reaches out to more people in the wider community.

Western Diagnostic Pathology
Phlebotomist
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Over 200 collection centres across Western Australia and Northern Territory.’
Our experienced collector at Ruby Medical Centre is Junko.
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