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O'Halloran Medical Centre
O'Halloran Medical Centre
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Get to know us

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It's important that you get to know us all

Directors

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Dr Adam Kowalczyk MD, PhD, FRACGP - Director

Carolyn Sickerdick DipBus; CPMAAPM; JP - Director

Carolyn Sickerdick DipBus; CPMAAPM; JP - Director

 Dr Adam Kowalczyk is a Fellow of the Royal Australian College of General Practitioners and has training and a Doctoral degree in Cardiology. 

He has a special interest in 

  • Cardiology (PhD degree) including heart disease and hypertension
  • Whole family, Children and Adolescent health
  • Mental health and Psychology
  • Chronic and complex diseases Mana

 Dr Adam Kowalczyk is a Fellow of the Royal Australian College of General Practitioners and has training and a Doctoral degree in Cardiology. 

He has a special interest in 

  • Cardiology (PhD degree) including heart disease and hypertension
  • Whole family, Children and Adolescent health
  • Mental health and Psychology
  • Chronic and complex diseases Management 
  • is an Accredited GP Trainer

He is an avid motorbike rider, enjoys surfing with his wife and two children, as well as roasting and brewing his own coffee.
Languages spoken (in addition to English) - Polish, German
 

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Carolyn Sickerdick DipBus; CPMAAPM; JP - Director

Carolyn Sickerdick DipBus; CPMAAPM; JP - Director

Carolyn Sickerdick DipBus; CPMAAPM; JP - Director

 

Carolyn is proud to head the team at O'Halloran Medical Centre.

She has been in Medical Management since 2000 and holds the prestigious title of Certified Practice Manager through the Australian Association of Practice Managers as well as being President of SA/NT committee of AAPM.

Carolyn is also a qualified Accreditation Surveyor through QPA and is a Justice of the Peace in South Australia.

General Practitioners

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Dr Nathan Lam, MBBS,

Dr Charlotte Jones, MBBS, MRCGP, FRACGP

Dr Charlotte Jones, MBBS, MRCGP, FRACGP

GP Registrar

Born and raised in Adelaide, Dr Nathan Lam graduated in medicine at the University of Adelaide, South Australia. He spent a year of his training in Kapunda, and has also worked in Mount Gambier and Mount Hagen in Papua New Guinea. Prior to starting as an Australian GP registrar, Dr Lam spent two years working at the Royal Adel

GP Registrar

Born and raised in Adelaide, Dr Nathan Lam graduated in medicine at the University of Adelaide, South Australia. He spent a year of his training in Kapunda, and has also worked in Mount Gambier and Mount Hagen in Papua New Guinea. Prior to starting as an Australian GP registrar, Dr Lam spent two years working at the Royal Adelaide Hospital. 

Dr Lam practises across all areas of general practice, and has particular interests in mental health, paediatrics, palliative care and older persons health care.

In his spare time, Nathan enjoys making music as a solo artist (@nathanhuiyi). His music has been featured on the “Tops” Program on Triple J Unearthed and is available on Spotify and other streaming services. He also plays events as a DJ with Lam Brothers Disc Jockeying and as a guitarist in Adelaide band Spanish Harlem.

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Dr Charlotte Jones, MBBS, MRCGP, FRACGP

Dr Charlotte Jones, MBBS, MRCGP, FRACGP

Dr Charlotte Jones, MBBS, MRCGP, FRACGP

Dr Jones has joined us from the UK and is also a Fellow of the Royal Australian College of General Practitioners.

Adelaide born, Dr Jones has a special interest in

  • Women's Health
  • Chronic Disease Management
  • Diabetes
  • Child health
  • Preventative care
  • Minor Surgical Procedures
  • Teaching of medical students

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Dr Jonathan Mott-Lake, MBBS

Dr Charlotte Jones, MBBS, MRCGP, FRACGP

Dr Jonathan Mott-Lake, MBBS

GP Registrar

  

Dr Jonathan Mott-Lake was born in Adelaide and raised in the Adelaide Hills. 

Prior to commencing GP training he has worked in Emergency Medicine for 5 years around Australia and for 2 years in London (UK).

Dr Mott-Lake is interested in all aspects of General Practice but specifically:

  •  Chronic Disease  Management
  • Paediatrics 
  • mi

GP Registrar

  

Dr Jonathan Mott-Lake was born in Adelaide and raised in the Adelaide Hills. 

Prior to commencing GP training he has worked in Emergency Medicine for 5 years around Australia and for 2 years in London (UK).

Dr Mott-Lake is interested in all aspects of General Practice but specifically:

  •  Chronic Disease  Management
  • Paediatrics 
  • minor surgical procedures

Outside of medicine Jonathan enjoys travelling, running, cycling, playing board games with friends and listening to music.

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Dr Dorothy Niumeitolu BMBS; FRACGP - Currently on Maternity leave until mid 2021

Dr Dorothy Niumeitolu BMBS; FRACGP - Currently on Maternity leave until mid 2021

Dr Dorothy Niumeitolu BMBS; FRACGP - Currently on Maternity leave until mid 2021

 Dr Dorothy Niumeitolu is a Fellow of the Royal College of General Practitioners. She completed her medical degree at Flinders University and spent a number of years working in the Southern Adelaide region, before moving into 

General Practice


Her interests include:

  • Family Health  
  • Pregnancy/Children's Health  
  • Chronic Disease Management
  • Mental Health
  • Women's Health
  • Aged Care


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Dr John Birss MBChB, ACCRM

Dr Dorothy Niumeitolu BMBS; FRACGP - Currently on Maternity leave until mid 2021

Dr Dorothy Niumeitolu BMBS; FRACGP - Currently on Maternity leave until mid 2021

Dr John Birss graduated  with MBChB in July 1968 from Aberdeen University in N.E. Scotland and emigrated to Australia in August 1969.  After wintering at Mawson Station Antarctica in 1978, he moved into Geriatrics and Medical Administration, gaining a Graduate Diploma in Professional Management from the Tasmanian State Institute of Techno

Dr John Birss graduated  with MBChB in July 1968 from Aberdeen University in N.E. Scotland and emigrated to Australia in August 1969.  After wintering at Mawson Station Antarctica in 1978, he moved into Geriatrics and Medical Administration, gaining a Graduate Diploma in Professional Management from the Tasmanian State Institute of Technology and studying with RACMA.  He returned to his first love in rural and remote medicine in 1992 and became a Foundation Fellow of the Australian College of Rural and Remote Medicine 1998.  After a second winter in Antarctica at Davis Station, he graduated with a Master of Family Medicine (clinical) from  Monash.


His interests include:

  • Rural & Remote General medicine
  • Family Medicine
  • Chronic Disease Management


John and Heather (a retired Anglican Priest) have 4 children, 6 grandchildren & 2 dogs.  He still enjoys walking, working and watching cricket and rugby.

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Dr Alecia Macrow BMBS, FRACGP - Locum

Dr Dorothy Niumeitolu BMBS; FRACGP - Currently on Maternity leave until mid 2021

Dr Alecia Macrow BMBS, FRACGP - Locum

Dr Alecia Macrow has been a locum general practitioner since 2013 all over South Australia and obtained her Fellowship in 2016.


Her interests include: 

  • Family Health
  • Chronic Disease Management
  • Women's and Men's health
  • Child health and immunisations
  • General Family Medicine




Admin & Nurses

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Nursing Team

Nursing Team

Nursing Team

Linda is our Registered Nurse and Rachel is our Enrolled Nurse and both are highly experienced in all facets of general practice.

Linda and Rachel offer services such as administering adult and child immunisations, chronic disease management and wound management.

Linda consults Monday to Wednesday 9.00am to 5.00pm and Rachel consults Thursd

Linda is our Registered Nurse and Rachel is our Enrolled Nurse and both are highly experienced in all facets of general practice.

Linda and Rachel offer services such as administering adult and child immunisations, chronic disease management and wound management.

Linda consults Monday to Wednesday 9.00am to 5.00pm and Rachel consults Thursday and Friday 9.00am to 5.00pm.

Please note all appointments with our nurses will need to have a corresponding appointment with one of our GPs.




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Admin Team

Nursing Team

Nursing Team

Ania, Kirsten, Courtney, Kaelen and Izabela are there to help you with all your appointment bookings and billing enquiries and to make sure your visit to our clinic is a positive one.

 Copyright © 2017 O'Halloran Medical Centre - All Rights Reserved.

Postal: PO Box 199, O'Halloran Hill SA 5158

COVID -19

We are trying our best to ensure all of our patients and staff are kept safe during the Covid-19 period.

Please let us know if:

  • you have recently returned from overseas or interstate
  • you have been in contact with a person suspected of having Covid-19,
  • have been put into quarantine, or have been asked to self isolate within the last 14 days
  • have any cold/flu symptoms

We appreciate you helping us to keep our community and staff during these difficult times and thank you for your patience.