
Dr. William “Bill” Geyer
FRACGP, MBBS, DRANZCOG, Grad Dip RGP
Dr Bill Geyer graduated from Adelaide University in 1989. After working in Adelaide, the Northern Territory, New South Wales and throughout rural South Australia, he commenced practice in Tanunda in 1995. His special interests are Obstetrics (including deliveries), anaesthetics, injury prevention and Methadone prescription. His special interests are Anaesthetics, injury prevention and Methadone prescription.
Outside of work Dr Geyer enjoys camping and 4WDing. He has been a medic for the Variety SA Bash and 4WD Adventure since 2005. He plays the clarinet and the saxophone – badly.
Dr Geyer consults here at TMC on Mondays, Wednesdays, Thursdays, and Fridays.

Dr. Sonia Malone
MBBS, FRACGP, Grad Dip RGP
Sonia joined the Tanunda Medical Centre in 2001 after completing her fellowship in rural General Practice and a diploma in rural medicine (anaesthetics). Her interests include Preventive health care, women’s health, men’s health, and skin cancer medicine. Sonia is an active member of the Australasian Menopause Society and has a special interest in supporting women and their families at the time of menopause. She is also a faculty member of the PRCC medical student program for the collaboration between Adelaide and Flinders universities providing teaching for senior medical students in the Barossa Valley.
When Sonia isn’t at work she loves spending time with her friends, walking her dogs and riding her pushbike around the Valley.
Dr Malone consults here at TMC on Mondays, Tuesdays, Wednesdays, and Thursdays.

Dr. Fraser Vivian
FRACGP, MBBS, Dip Child Health
Born and raised in rural Victoria, Dr Vivian attended the University of Adelaide, always with an eye on rural General Practice. Following internship, he undertook training in anaesthetic skills at the Modbury Hospital. General Practice training was undertaken in Naracoorte, then in Tanunda until completion in 2003. Dr Vivian has been a partner with the practice since 2004 and divides his time between General Practice consulting, providing anaesthetic services in operating theatres and labour wards in Angaston, Tanunda, and Gawler. As president of the ‘Barossa Rams’ Rugby Union club, he can be found on weekends either supporting or playing ‘The Game They Play in Heaven’.
Dr Vivian consults here at TMC on Mondays, Tuesdays, Wednesdays, and Fridays.

Dr. Natalie Payne
MBBS, FRACGP, Dip Child Health
Natalie grew up on her family farm and studied medicine in Adelaide, before returning to the country for GP training. She has been at Tanunda Medical Centre since 2013 and loves the variety of her work. She has a particular interest in complex chronic disease management, lifestyle approaches to good health, and ensuring personalised care for her patients. Outside of work, she can be found on the farm with her family, playing tennis, or planning her next home improvement project.
Dr Payne currently consults here at TMC on Mondays, Tuesdays and Fridays.

Dr. Jessie Myatt
MBBS, FRACGP, DRANZCOG and Dip Child Health
Dr Jessie Myatt graduated from Flinders University in 2012. She grew up in the Barossa and after spending some time away for university and work, she has returned as a GP. Dr Jessie Myatt has a special interest in Obstetrics and Gynaecology, completing her diploma in obstetrics at the Lyell McEwin Hospital, as well as paediatrics, completing the diploma in Child Health. When not consulting Jessie enjoys spending time with her young family and running.
Dr Myatt consults here at TMC on Mondays, Wednesdays, and Thursdays.

Dr. Matthew Teague
FRACGP, MBBS, DRANZCOG, Advanced Diploma Skin Cancer Medicine
Dr Teague completed his initial medical training at the University of Adelaide in 2001. After working in Queensland and the Northern Territory he returned to South Australia to complete general practice training in Adelaide’s southern suburbs and the Adelaide Hills. Joining the practice at Tanunda in 2013 he has experience in a broad range of general practice and rural medicine with a particular interest in emergency medicine and chronic disease management. He has completed further training in skin cancer medicine and surgery and provides skin checks and skin surgery services . Having a young family and living in the Barossa he enjoys being part of the local community participating in weekend sports, gardening and of course wine appreciation.
Dr Teague consults here at TMC on Mondays, Wednesday, Thursdays and Fridays.

Dr. DANIEL PELLEGRINI
MBBS, FACRRM
Dr Daniel Pellegrini graduated from Adelaide University in 2017. Daniel grew up locally in the Barossa before moving to Mount Gambier after completing his university training.
After his time in Mount Gambier, Daniel moved to Waikerie in order to complete his GP training before returning to the Barossa in 2022. His special interests include chronic disease management and medical education.
Outside of work he enjoys both cooking and trying new and interesting food.
Dr Pellegrini currently consults here at TMC on Mondays, Thursdays and Fridays.

Dr. Sally Nelson
MBBS, FRACGP, MPH
Dr Sally Nelson joined Tanunda medical Centre in 2013 after spending 10 years working in general practice in rural Queensland, remote Aboriginal communities and in various locations around Adelaide. Her special interests are paediatrics, emergency medicine and preventative health care.
Dr Nelson consults here at TMC on Tuesdays and Fridays.

Dr. Kate Honner
MBBS, FACRRM,DRGA
Kate was raised on her family’s 6th generation farm on southern Yorke Peninsula with her 5 younger brothers. She spent over 2 decades as a Registered Nurse (Emergency and Intensive Care) and Midwife before studying Medicine at the University of Notre Dame in Sydney in 2012, with the long-term goal of returning to country South Australia as a Rural GP Anaesthetist. Kate has been at the Tanunda Medical Centre since 2021 and does anaesthetics at Angaston, Kapunda and Gawler. She’s passionate about providing personalised and thoughtful general practice and anaesthetic services to rural communities across the lifespan. Outside of work, Kate enjoys cooking for family and friends, live music, wintry weekends away and exploring the wonders of the Barossa Valley.
Dr Honner consults here at TMC on Mondays, Tuesdays and Thursdays.

Dr. MIKAELA BORGAS
FRACGP, MD, IBBL, GDCH
Dr Mikaela Borgas graduated with a Doctor of Medicine from Flinders University in 2020. She completed her early clinical training at Flinders Medical Centre before pursuing her passion for community-based care through general practice training. After spending time at Tanunda Medical Centre as a GP registrar in 2023, she is delighted to return as a permanent part of the team.
Mikaela has particular interests in preventative health, women’s and sexual health, and the management of chronic conditions. She takes a holistic and collaborative approach to care and is also actively involved in medical education.
Originally from South Australia’s Mid North, Mikaela values the sense of community and lifestyle that the Barossa offers. Outside of work, you’ll often find her running long distances, sampling great food, exploring new places (often for running events!), or enjoying the outdoors with her beloved dog.
Dr Borgas currently consults at TMC Mondays, Tuesdays and Wednesdays.

Dr. Jacynta Batt
MBBS, FRACGP
Dr Jacynta Batt graduated from the University of Adelaide at the end of 2017. She worked as a junior doctor at Flinders Medical Centre before starting GP training in Loxton in 2020, then moving to Tanunda in 2021. She was inspired to pursue rural general practice following her year-long placement at TMC in 2016 as a medical student.
Jacynta’s special interests are preventative medicine, cardiovascular disease, medical education and LGBTQ+ health. She is able to prescribe gender affirmation hormone therapy following the informed consent model.
Outside of medicine Jacynta enjoys video gaming and martial arts (she currently trains at Element Jiu Jitsu in Nuriootpa). She loves animals and experiencing good food (and wine).
Dr Batt currently consults here at TMC Monday, Wednesday and Friday.

Dr. GaJin Kim
MBBS FRACGP
Dr GaJin Kim graduated from the University of Adelaide at the end of 2017 and worked as a junior doctor at the RAH, TQEH and Hampstead before undertaking further training in General Practice. She was inspired to become a GP while working at above hospitals, having witnessed the impact a good GP makes to patients’ lives. GaJin obtained her specialist qualification in General Practice in 2022 and joined Tanunda in March 2024. She is excited to be here in the beautiful Barossa with kind people!
GaJin has budding special interests in internal medicine and medical education and looks forward to further upskilling in these areas. Outside of work, she tries desperately to hold onto some remnants of physical fitness she once had when she was competing in Taekwondo (GaJin is a second-generation black belt holder in her family), reading a book for the book club, exploring new recipes or enjoying a cup of tea with friends, dogs and her partner. She is a native Korean speaker.
Dr Kim currently consults here at TMC Tuesday, Wednesday and Friday.

DR REBECCA DICKENSON
MBBS, FRACGP-RG, DCH
Dr Becky Dickenson graduated from University of Adelaide in 2016. Originally from the South East, Becky worked at Lyell McEwin then Waikerie before joining the team at Tanunda Medical Centre in 2020.
She has an interest in Chronic Disease management, Women’s Health including Obstetrics shared care and is currently pursuing further study in Travel Medicine. Outside of work, Becky enjoys spending time with family and friends, being outside hiking or playing squash.
Dr Dickenson currently consults here at TMC on Mondays, Wednesdays and Thursdays.

DR BOSCO LAWRENCE
MBBS
Originally from Sri Lanka, Dr Bosco Lawrence graduated from medical school in Belarus in 2013.
After moving to Australia four years ago, Bosco discovered a passion for rural general practice.
Outside of work, Bosco is devoted to caring for his seven-month-old.
In his free time, Bosco enjoys the gym and playing social tennis.
Dr Lawrence consults here at TMC on Tuesdays, Wednesdays, Thursdays and Fridays.

Dr. KRISTY EDWARDS
FRACGP, MBBS, BSc, MMed (Skin Cancer)
Dr Kristy Edwards practices exclusively in skin cancer checks and treatments for the past 10 years. She has sub-specialised in skin cancer treatment and holds a Masters Degree in that field.
Kristy has recently relocated from Victoria with her young family and is looking forwarded to helping with providing the Barossa Valley with high quality skin cancer care. Outside of work she enjoys looking after her fruit and veggies at home, walking and exploring the Barossa with her family.
Dr Edwards currently consults at TMC Thursdays.

Dr. Francis Nathan
MBBS
Dr Nathan grew up in Singapore. Here he served as a military officer as part of mandatory service before beginning his medical studies at The University of Adelaide. Post medical school he has had terms at both the Royal Adelaide and Queen Elizabeth hospitals. He has a keen interest in perioperative medicine, general surgery and Ear Nose and Throat issues. He is also passionate about all things General Practice and prides himself on holistic care.
Outside of medicine he enjoys staying up to date with the latest in video games, movies and TV series. He tries to incorporate some fitness into every day to practice what we preach! He looks forward to serving our community and exploring the beautiful Barossa region.
Dr Nathan consults here at TMC on Tuesdays, Wednesdays, Thursdays and Fridays.