MEET THE FOUNDER

NICOLA TULISSIO, Eating Disorder Dietitian, Sydney | Telehealth Australia-Wide

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

“Advanced Clinical Dietetics was established to provide specialised, evidence-based eating disorder dietitian services grounded in clinical rigour and person-centred care.

Nicola Tulissio is an Accredited Practising Dietitian and Credentialed Eating Disorder Clinician providing structured medical nutrition therapy for children, adolescents and adults experiencing eating disorders, disordered eating, and complex mental health or medical presentations. Services are available via telehealth across Australia and in-person in Sydney.

The practice focuses on eating disorder treatment, nutritional rehabilitation, and medical nutrition therapy delivered within a trauma-informed and weight-inclusive framework. Care is based on comprehensive assessment, clinical guidelines, and collaborative treatment planning.

Advanced Clinical Dietetics works closely with GPs, psychologists, psychiatrists, and multidisciplinary teams, including under GP Eating Disorder Treatment Plans where appropriate, to ensure coordinated and consistent care.

The practice is committed to restoring nutritional stability, supporting long-term recovery, and delivering high-quality clinical dietetic care with integrity and professionalism.”

ABOUT US

Advanced Clinical Dietetics is a Sydney-based private practice specialising in eating disorder treatment and complex clinical nutrition care. Our practice supports children, adolescents and adults across Sydney, with telehealth services available throughout Australia. Care is delivered by an Accredited Practising Dietitian, Accredited Nutritionist and Credentialed Eating Disorder Clinician. We work closely with referring GPs under GP Management Plans and Eating Disorder Treatment Plans, ensuring coordinated and structured care.

If you are searching for an experienced eating disorder dietitian in Sydney, Advanced Clinical Dietetics provides specialised, compassionate, and clinically rigorous support.

Our Approach

At Advanced Clinical Dietetics, our approach to eating disorder treatment is grounded in evidence-based Medical Nutrition Therapy and multidisciplinary collaboration.

We focus on:

Nutritional rehabilitation and metabolic stabilisation
Establishing regular eating patterns
Reducing binge–restrict cycles
Addressing fear foods and food rules
Supporting weight restoration when clinically indicated
Improving the relationship with food and body

As a Credentialed Eating Disorder Clinician in Sydney, Dietitian Nicola integrates current clinical guidelines with individualised care plans tailored to each individual’s psychological, medical, and social needs.

Recovery is not one-size-fits-all. Our approach prioritises safety, structure, and sustainable progress.

WHO WE CAN HELP

We provide specialised eating disorder dietitian support in Sydney for children, adolescents and adults experiencing:

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Anorexia Nervosa
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Bulimia Nervosa
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Binge Eating Disorder
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Rumination Disorder
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Avoidant Restrictive Food Intake Disorder (ARFID)

Other Specified Feeding or Eating Disorder (OSFED)

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Non-Diet Approach
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Orthorexia
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Weight neutral approach
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Intuitive Eating
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Body image concerns
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Body dysmorphia
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We have clinical experience in the assessment and management of a broad range of conditions, including the following:

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Malnutrition and weight loss
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Body composition and weight management
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Micronutrient deficiencies
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Gastrointestinal issues (diarrhoea, constipation, irritable bowel syndrome)

Low FODMAP elimination and reintroduction

Altered nutritional digestion and absorption

Diabetes | pre-diabetes | insulin resistance

Cardiovascular disease, blood pressure and cholesterol management

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Food intolerances
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Arthritis (rheumatoid and osteoarthritis)

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Inflammatory conditions
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Multiple sclerosis and neurological conditions

Nutritional counselling and behaviour change

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Fatigue
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Loss of appetite
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Wound healing
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Oral changes such as dry mouth and taste changes

Swallowing difficulty and texture-modified diets

We offer evidence-based medical nutrition therapy for individuals diagnosed with the following cancer types:

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Bone and soft tissue (sarcoma)
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Breast
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Brain and neurological
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Head and neck (thyroid, tongue, throat)
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Lung
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Gynaecological
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Genitourinary (kidney, bladder, prostate, testicles and penis)

Upper gastrointestinal (oesophagus, stomach, pancreas, liver, kidney, gall bladder, GIST)

Lower gastrointestinal (small intestine, large intestine, rectum)

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Skin and melanoma
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Haematological and blood
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Cancers of unknown primary
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Enteral tube feeding
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FREQUENTLY ASKED QUESTIONS

Accredited Practising Dietitians are university-trained health professionals who provide evidence-based nutrition care for medical conditions, mental health, and overall wellbeing. Dietitians are qualified to assess, diagnose and treat nutrition-related issues using medical nutrition therapy. At Advanced Clinical Dietetics, dietitians specialise in eating disorder care, disordered eating, and complex medical or mental health conditions.
We work with infants, children, adolescents and adults experiencing eating disorders, disordered eating, and complex nutrition-related medical or mental health concerns. We also collaborate with GPs, psychologists, psychiatrists, and other allied health professionals to ensure coordinated care.
In-person consultations are available in Sydney at our Kogarah Clinic or Hurstville clinic. Telehealth appointments are available nationwide.
Yes. Telehealth appointments are available across Australia, allowing patients to access specialist eating disorder dietitian care from home. In-person appointments are also available in Sydney at our Kogarah and Hurstville locations.
No referral is required to book an appointment. However, a GP referral is needed if you wish to access Medicare rebates under a Chronic Disease Management Plan or Eating Disorder Plan.
Patients may be eligible for Medicare rebates through GP Management Plans or Eating Disorder Treatment Plans. Rebates depend on individual circumstances and the plan provided by a referring GP.
With an EDP, clients are eligible to access 20 subsidised dietetic sessions for 12 months from the start date of the plan, and a GPCCMP allows a patient to access up to 5 subsidised dietetic sessions in a calendar year.
Yes. Most private health funds offer rebates for dietetic services. Rebates vary between funds, so it is best to check directly with your insurer.
Fees vary depending on appointment type. Initial assessments and eating disorder reviews are $250. Standard reviews for other presentations are $150–$250, depending on length and complexity. Medicare and private health rebates may apply where eligible. Please feel free to contact the practice for further information.
Advanced Clinical Dietetics - Cancellation Policy: Missed appointments and late cancellations disadvantage the clinician and other patients. If less than 48 hours’ notice is given for a missed appointment, patients may be charged up to the full cost of the consultation. Failure to attend will incur the full consultation cost. We reserve the right to charge a cancellation fee, equivalent to the fee of the original scheduled consultation, for repeat offences. NDIS clients who cancel within 7 days, or a minimum of 2 business days, may be charged 100% of the consultation cost as per NDIS guidelines.
As a courtesy, appointment reminders are sent (via email), however, it is encouraged that all patients keep a record of their scheduled appointments as cancellation fees still apply even if you do not receive a reminder.
Yes. Eating disorder treatment, including nutritional rehabilitation and structured support, is available via telehealth across Australia. Telehealth allows access to specialised dietetic care regardless of location while maintaining clinical rigour and continuity of care.
Eating disorder initial and review consultations are structured 60-minute appointments.
Approximately 40 to 50 minutes are dedicated to direct patient care, with additional time allocated to clinical documentation, treatment planning, and care coordination where required. Longer appointment times are designed to support the complexity of eating disorder treatment, ensuring care is thorough, safe, and clinically rigorous.
Advanced Clinical Dietetics provides specialist evidence-based treatment for adolescents and adults experiencing anorexia nervosa, bulimia nervosa, binge eating disorder, ARFID, OSFED, and other disordered eating patterns. Consultations are available in-person in Sydney and via telehealth across Australia.
Yes. All care is trauma-informed, weight-inclusive, and person-centred, prioritising safety, trust, and long-term wellbeing over weight-centric or prescriptive approaches.
Absolutely. Our approach is collaborative and non-judgmental, providing structured support for individuals who experience anxiety around food, eating, or body image. Consultations are designed to feel safe, respectful, and supportive.
Frequency of appointments depends on clinical needs. Initial assessments are followed by regular reviews, typically weekly or fortnightly, to support nutritional rehabilitation, monitor progress, and coordinate care with other healthcare providers.
The first consultation includes a comprehensive nutrition assessment, discussion of medical history, eating patterns, and treatment goals. You will receive personalised recommendations, a structured plan, and guidance on next steps, with collaborative input from other healthcare providers if relevant.
We provide specialist dietetic support for children, adolescents and adults experiencing eating disorders or complex nutritional concerns.
Yes. Advanced Clinical Dietetics collaborates closely with GPs, psychologists, psychiatrists, and allied health professionals to ensure coordinated, multidisciplinary care, including under GP Eating Disorder Treatment Plans where appropriate.