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Our team

Tim McMaster

Our team are passionate about helping people self-manage their diabetes, as well as people at high risk of type 2 diabetes.
The team understands that the best way to support people is to provide timely, relevant and useful information, to reduce risk of complications and ensure everyone has the tools to stay healthy.

Make an appointment

Who we are

Our team of expert health professionals currently consists of:

  • Diabetes nurse educators: A diabetes educator works with you to help you understand and manage your diabetes or reduce your risk of type 2 diabetes.
  • Dietitians: A dietitian helps you to understand how food affects your blood glucose levels. They will help you with strategies around carbohydrate counting, healthy eating and many other nutrition topics
  • Health psychologist: A health psychologist can provide support to people living with diabetes who may be experiencing depression, anxiety and burnout or other mental health issues.
  • Exercise physiologist (EP): Our EP will work with you to ensure you can engage in physical activity safely and effectively.
  • Clinical psychologist: A clinical psychologist undergoes additional training. They use a range of techniques and therapies to diagnose and treat complex clinical psychology problems requiring individually tailored treatment. 

The Diabetes Victoria Clinic health psychologist is available for face-to-face appointments or by telehealth.

Meet our team

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    Tim McMaster

    Dietitian

    Tim has been an accredited practising dietitian for 11 years. During this time he has specialised in the area of diabetes nutrition, firstly with Diabetes Tasmania and now with Diabetes Victoria for the past 7 years.

    Find more infomation on Tim here.
    Book with Tim here.

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    Yung Nguyen

    Diabetes Nurse Educator

    Yung is a credentialled diabetes nurse educator for over 12 years. Yung’s professional background is Nursing. She has been working as a Diabetes Educator at Diabetes Victoria for 12 years and is passionate about helping people with diabetes to live a long healthy life.

    Find more infomation on Yung here.
    Book with Yung here.

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    Diana (Dee) Politis

    Diabetes Nurse Educator

    Dee completed her training as a Registered Nurse in 1999.  She worked at St.Vincent’s Health Melbourne from 2000-2008 as an Associate Nurse Unit Manager specialising in endocrinology, dermatology and rheumatology, which is where her passion for diabetes was born. She completed her certificate in diabetes education and in 2008 commenced working at Diabetes Victoria.

    Find more infomation on Diana here.
    Book with Diana here.

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    Cynthia Ziebell

    Diabetes Nurse Educator

    Cynthia has been a Credentialed Diabetes Nurse Educator since 2016 and is deeply committed to enhancing the lives of individuals living with and affected by diabetes.

    Find more infomation on Cynthia here.
    Book with Cynthia here.

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    Dr Melissa Sbaraglia

    Exercise Physiologist

    Melissa has been an Accredited Exercise Physiologist for 16 years. Melissa has extensive experience working in a range of clinical areas across both physical and mental health – including inpatient, outpatient, and community settings.

    Find more infomation on Melissa here.
    Book with Melissa here.

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    Charlotte Lentfer

    Dietitian

    Charlotte Lentfer is an Accredited Practicing Dietitian with over 6 years of professional experience, specialising exclusively in diabetes care for the past 3 years. Her dedication to diabetes management led her to pursue further studies to also become a Credentialled Diabetes Educator.

    Find more infomation on Charlotte here.
    Book with Charlotte here.

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    Dr Samara Wilson

    Clinical Psychologist

    Hi, I’m Samara, a clinical psychologist. I have worked clinically for over 11 years and I have a special interest in working with adults with diabetes

    Find more infomation on Samara here.
    Book with Samara here.

Each team member has extensive experience in the field of diabetes management and care. They can provide expert advice in carbohydrate counting, technology, medication use and diabetes prevention.
Some of our health professionals are OzDAFNE and DESMOND facilitators and are trained in supporting people with insulin pumps and glucose sensors.

Make an appointment
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