The Vein Institute

About The Vein Institute

Dr Zil Yassine founded The Vein Institute in 2014 to redefine varicose vein treatment in Australia. Patients and their needs are at the heart of our business, so we strive to provide the best varicose veins care and treatment methods out there. What does that mean? It means high success rates with minimal discomfort, fast recovery, no hospital stay and happy, healthy patients.

1 team. 4 Cities. 9 years running. Hundreds of smiling patients.

Dr Zil Yassine

Medical Director

Dr Zil Yassine is a practising doctor of over 15 years and an expert in non-invasive varicose vein treatments.

Zil is dedicated and passionate about vascular health and staying up-to-date on the latest technology.

Providing patients with the best care is Zil’s number one priority. As the Medical Director of The Vein Institute, he’s responsible for training doctors to diagnose vein diseases and ensuring they perform treatments to the highest standard.

Dr Zil proudly holds a Bachelor of Medicine (UNSW), Diploma of Diagnostic Ultrasound in Phlebology (ACP), and is a fellow of FRACGP, F(Phleb UK).


Dr Jane Li

Consultant – Specialises in Vascular Imaging and Endovascular Surgery

Dr Jane Li is an Interventional Radiologist and works as a Consultant at The Vein Institute Sydney. She has been a doctor for over 15 years and is an expert in accessing vessels and vascular imaging.

Dr Li is passionate about holistic patient care and combines all her medical skills to offer patients the best in minimally invasive procedures. She loves working with new and innovative technologies that transform the level of care she can provide.

Dr Li is a Bachelor of Medicine and Surgery (UNSW) and a fellowship with the RANZCR and European Board of Interventional Radiology.


Dr Radha K Popuri

Consultant – Specialises in Endovascular Surgery and Interventional Radiology

Dr Radha K Popuri is a Consultant Interventional Radiologist at The Vein Institute Sydney. He has over 20 years of experience and is an expert in vascular and lymphatic malformation management, venous interventions, and DVT management.

Dr Popuri is a Bachelor of Medicine and Surgery (OMC) and completed Radiology and Endovascular training in the Manchester Radiology training program. He also completed a Vascular and Interventional Radiology fellowship at the Mallinckrodt Institute of Radiology, Barnes Jewish Hospital, Washington University at St. Louis. He is a fellow of EBIR, FRANZCR, FRCR, MBBS, and MRCP.


Dr Carolyn Nizolek

Consultant Doctor

Dr Carolyn Nizolek works as a Consultant at The Vein Institute Melbourne clinic.

Dr Nizolek finished her Bachelor of Medicine and Bachelor of Surgery at University of Tasmania and has a Fellowship from the Royal Australian College of General Practitioners.

Dr Nizolek is committed to providing the care and utmost service our patients at The Vein Institute deserve.


Dr Stella Tang

Consultant Doctor

Dr Stella Tang works as a consultant at The Vein Institute Sydney. She has been a doctor for more than 10 years already. Her medical experience includes women’s health and antenatal, doing shared care for uncomplicated pregnancies since 2012.

Dr Tang has a Bachelor of Medicine/ Bachelor of Surgery in 2008 from University of Newcastle and Fellowship from the Royal Australian College of General Practitioners in 2013.

Dr Stella believes that “medical care should always be comprehensive and provided in a safe, caring and professional manner.”


Diana Nguyen


Diana works as a nurse for The Vein Institute. She sets up the clinic prior to EVLA, RFA, ClariVein, Sclerotherapy, and Medical Superglue treatments. She also assist our specialist during the procedures, managing medical machinery and other treatment equipment to ensure the process is as seamless as possible.

Diana hold a Bachelor’s Degree in Nursing from the University of Technology Sydney. Before going to The Vein Institute, she worked in cardiothoracic surgical and general medicine.

“I think that what I love most about working at The Vein Institute is being an integral part of the patient’s vein treatment journey and seeing the impact our treatments have on their quality of life.”


Kimberley Polder

National Manager

Kimberley Polder is responsible for our growth strategy, resourcing talent, improving operations, and bringing out our expert care to cities across Australia. She has a Certificate in Business Administration – Health, a Diploma in Business, and is currently undertaking a Bachelor’s in Psychology.

Initially, she worked as an administrator within the operations team of a global gaming company. But as she always has an interest in Health Administration, she soon started working with a vascular diagnostic centre in Randwick in 2017. She started as a receptionist, which helped her understand what patients need. And soon, she was applying her skills and prior experience in a Practice Manager role.”Being part of a healthcare service that focuses on growth and development makes my role at The Vein Institute so rewarding.”


Margrit Fleck

Quality and Risk Manager

Margrit Fleck is the Quality and Risk Manager for The Vein Institute. She proudly holds a Bachelor’s Degree in Health Services Management from Charles Sturt University and also has qualifications in Quality and Risk Management, Clinical Governance, Root Cause Analysis, and more.

Her role is key to ensure the development and implementation of a comprehensive Quality & Risk Framework, incorporating both corporate and clinical quality, risk and policy.

She is responsible for coordinating processes to ensure that The Vein Institute achieves and maintains accreditation along with other standards relevant to support high quality, safe and effective delivery and patient care outcomes.


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