Dr Caitlin O’Mahony


Dr Caitlin has over 10 years of experience working in hospitals and GP clinics in Victoria, Queensland and the Northern Territory. She is passionate about empowering patients to optimise their health and wellbeing through an integrative approach: identifying the root cause(s) of a patient’s health problems and recommending a combination of lifestyle changes, nutrition, vitamins/minerals, as well as physical and psychological remedial therapies.

Dr Caitlin has a special interest in women’s health and a Diploma in Obstetrics & Gynaecology.

She has been an ACNEM board member since December 2020 and was appointed Vice President of ACNEM in 2022. This involves assisting with ACNEM’s integrative medicine educational offerings for health practitioners and cultivating an integrative medicine community.

In December 2023, she was appointed Joint Clinical Director at NIIM. Dr Caitlin enjoys being involved in integrative healthcare education and cultivating collaboration between like-minded practitioners. She loves cooking wholesome food, yoga/pilates, travelling and spending time with her family and friends.

Special Interests

  • Lifestyle & Nutrition
  • Gut Health
  • Women’s Health
  • Preconception, Infertility
  • Thyroid Health
  • Anxiety/Depression, Stress/Overwhelm
  • Cardiometabolic Health


  • Bachelor of Medicine & Bachelor of Surgery (MBBS), University of Melbourne
  • Diploma of the Royal Australian & NZ College of Obstetrics & Gynaecology (DRANZCOG)
  • Fellow of the Royal Australian College of General Practitioners (FRACGP)
  • Fellow-in-Training of the Australasian College of Nutritional & Environmental Medicine (FACNEM)


  • Royal Australian College of General Practitioners (RACGP)
  • Royal Australian & NZ College of Obstetrics & Gynaecology (RANZCOG)
  • Australasian College of Nutritional & Environmental Medicine (ACNEM)

Consultation times, fees and bookings
For details on appointment availability and the schedule of fees please contact the NIIM Clinic Reception on (03) 9804 0646