ABOUT OUR CLINIC

At Advanced Clinical Dietetics, we provide evidence-based eating disorder dietitian care in Sydney and via telehealth across Australia. Our services support children, adolescents and adults experiencing anorexia nervosa, bulimia nervosa, binge eating disorder, ARFID, disordered eating, and other complex nutritional or mental health concerns.

Our approach is trauma-informed, weight-inclusive, and person-centred, with care tailored to each individual’s unique needs. We deliver one-on-one clinical consultations, group programs, and educational workshops designed to improve nutritional health, psychological well-being, and long-term recovery. Every patient is supported with respect, collaboration, and structured guidance to achieve sustainable improvements in their relationship with food, their body, and overall well-being.

A green bamboo floral arrangement in a woven vase on a white table in a bright, modern office with white walls and ceiling, a wall-mounted light, and a few chairs.

NICOLA TULISSIO

BNutrDiet(Hons 1)(Dean’s Scholar), APD, CEDC-D

Founder | Clinic Director | Principal Eating Disorder Dietitian

Accredited Practising Dietitian, Accredited Nutritionist & Credentialed Eating Disorder Clinician

Dietitian Nicola specialises in medical nutrition therapy for adolescents and adults experiencing eating disorders, disordered eating, and complex nutritional or mental health presentations.

Bachelor of Nutrition and Dietetics (Honours 1) (Dean’s Scholar)

Bachelor of Nutrition and Dietetics, High Distinction Average

Awarded lifetime membership at The Golden Key International Honour Society

Accredited Practising Dietitian, Dietitians’ Association of Australia

Credentialed Eating Disorder Clinician, ANZAED

Introduction to Eating Disorders for Health Professionals, InsideOut Institute for Eating Disorders

Evidence-Informed Dietetic Practice for Eating Disorders, InsideOut Institute for Eating Disorders.

Emotional Eating, Chronic Dieting, Bingeing and Body Image: What Every Clinician Needs to Know

Health at Every Size® Informed Clinician

Introduction to Disability and Inclusion for Dietitians, Dietitians Association of Australia

Gastrointestinal Nutrition for Dietitians’, Dietitians Association of Australia

Thesis research on Chronic Kidney Disease treatments published in the Journal of Human Nutrition and Dietetics

Certificate III and Certificate IV in Fitness, Personal and Group Fitness Training

First Aid and CPR

Educational Background

Values & Approach – Evidence-Based, Person-Centred Care

At Advanced Clinical Dietetics, our care is trauma-informed, weight-inclusive, and grounded in clinical evidence. Every treatment plan is individualised, prioritising safety, trust, and long-term recovery.

Key aspects of our approach include:

  • Collaborative care with GPs, psychologists, psychiatrists, and allied health professionals

  • Structured, goal-focused nutrition therapy tailored to eating disorders, disordered eating, and complex medical or mental health presentations

  • Empowering patients to rebuild a healthy relationship with food, their body, and overall wellbeing

  • Flexible delivery through in-person and telehealth consultations

Why choose Advanced Clinical Dietetics?

Advanced Clinical Dietetics offers specialist eating disorder dietitian care in Sydney and via telehealth across Australia.

Patients choose us for:

  • Specialist expertise in eating disorders, disordered eating, and complex nutritional presentations

  • Collaborative, multidisciplinary care, including GP Eating Disorder Treatment Plans where appropriate

  • Person-centred, compassionate support prioritising long-term recovery and nutritional stability

  • Flexible access through in-person and telehealth consultations


Contact Us

To contact us or book an appointment, you are welcome to complete the contact form below or reach out via email or phone. Advanced Clinical Dietetics provides eating disorder dietitian services in Sydney and via telehealth across Australia, supporting adolescents and adults on their journey to improved nutritional health and long-term recovery.

Phone: (+61) 0493 065 696

Email: nicolatulissiodietitian@gmail.com

Get in Touch