Our Staff

Dr Nima Kianoush
Specialist Periodontist

DDS, BDS, PhD, DClinDent (Perio), MRACDS (Perio)


Dr Nima Kianoush worked for 15 years as a dentist, before completing his Post-graduate studies in Periodontology and Implant Dentistry from the University of Sydney.

He has been involved in teaching at the University of Sydney since 2008, for postgraduate dental students. He has also been heavily involved in research and completed his PhD in Oral Life Sciences and Oral Microbiology at the Institute of Dental Research, Faculty of Dentistry, University of Sydney.

Dr Kianoush’s research has been accepted in peer-reviewed journals for publications. He has received research grants from the Australian Dental Research Foundation (ADRF), International Scholarships, as well as grants from the Faculty of Dentistry, The University of Sydney.

Dr Kianoush has been a member of International Association for Dental Research (IADR) since 2010. He is also a member of International Team for Implantology (ITI), Royal Australasian College of Dental Surgeons (RACDS) and Australian and New Zealand Academy of Periodontists (ANZAP). He is an active reviewer for a number of scientific journals in the field of oral biology and microbiology. 
 His past and current research interests have been on oral microbiology and peri-implant disease.

Due to his research and academic background, Dr Kianoush believes in scientifically supported, evidence-based approach in periodontal and implant treatment and does not consider experimental treatment as an option.

When not at clinical practice, besides enjoying family time with his wife (Dr Reihaneh Nassirian), Nima reviews scientific research literature and works on his lecture presentations.  He also enjoys swimming and playing tennis.

Dr Fan Liu (Leo)
Specialist Periodontist

DMD, MDS (Perio), M Perio RCS, M Perio RCSP


Dr Liu is a registered periodontist in Australia and New Zealand.

He received his specialist training from the prestigious and highly ranked University of Hong Kong from 2013 till 2016 and was awarded Master of Dental Surgery in Periodontology. He was then admitted as Specialty Member in Periodontics of the Royal College of Dental Surgeons of Edinburgh and the Royal College of Physicians and Surgeons of Glasgow, United Kingdom.

Dr Liu is an honorary clinical assistant professor at the University of Hong Kong.  His research focuses on periodontal biotype, and his main publication was cited by the 2017 new classification scheme for periodontal and peri-implant diseases and conditions.

Dr Liu is an active member of various international organizations of periodontology and implant dentistry, including the Osteology Foundation for Oral Tissue Regeneration, the International Team of Implantology, and the Australia and New Zealand Academy of Periodontists.

Dr Liu speaks fluent Cantonese and Mandarin.

Ms Rosalyn Kieselbach
Practice Manager

Rosalyn has over 35 years’ experience in the dental field and has spent more than 25 of those years working in the specialty of Periodontics.

Rosalyn’s knowledge and experience are extensive; however, she considers her most valuable asset to be in customer service. She will go above and beyond to make your experience with Shire Periodontics welcoming, friendly and compassionate. She will endeavor to make each visit for you as comfortable as possible with special focus on individual patient care. Rosalyn looks forward to greeting you at our practice in Miranda.

Ms Diana Shenouda
Oral Health Therapist/ Dental Hygienist

Diana has been in the dental field for over 15 years and graduated in 2013 from the University of Sydney with a Bachelor of Oral Health as an Oral Health Therapist making her dual-qualified as a Dental Hygienist and Dental Therapist.

Diana has worked in renowned general and specialist dental practices across Sydney and has gained experience in the fields of Periodontics, Orthodontics, Paediatric, Restorative and Preventative Dentistry. The breadth of her experience has deepened her insight into both patient and clinical management.

Over the years, Diana has developed a deep passion for Periodontics. She strives to provide the highest quality care and diligently pursues experiences which develop her knowledge and ability, participating in a variety of continuing education programs to ensure she stays current with advances in dental technology and training in order to achieve excellent periodontal results for our patients.

At Shire Periodontics, Diana will work closely with Dr Nima and Dr Leo in the treatment and maintenance of your periodontal condition and you will leave feeling cared for, informed and empowered.

Outside of work, Diana enjoys doing Pilates, going to the beach and making candles.

Ms Amber Russo
Dental Hygienist



Working in the dental industry for over 20 years, Amber graduated from the University of Newcastle with a Bachelor of Oral health in 2007, being amongst the first group of Dental Hygienists qualified in New South Wales.

Having treated patients in Periodontics for many years, Amber is passionate about getting to know you, providing care and comfort for your regular maintenance visits, and improving and maintaining your oral health and periodontal outcomes.

With a strong interest in the dental health outcomes of the wider community, Amber completed a Masters of Health Management and Masters of Public Health through the University of New South Wales.  Alongside her role at Shire Periodontics, she manages the Rebuilding Smiles Program for the Australian Dental Health Foundation, where she coordinates the provision of dental treatment for individuals that have experienced past domestic and family violence throughout Australia.

In her spare time, Amber enjoys many outdoor activities with her husband and two children, playing soccer and reading.


Dr Nancy S Chen
Dental Sedationist

B.Med.SCi, B.DENT, Grad Dip Clin Dent (Conscious Sedation and Pain Control), MSc Med (Pain Management)


Dr Chen offers high level dental sedation services in our practice as a visiting Dental Sedationist.

Dr Chen is a Senior Dental Sedationist at Westmead Centre for Oral Health and holds an Honorary CLinical Appointment as a Dental Conscious Sedation Practitioner, Department of Anaesthetics, Westmead Hospital.

Dr Chen is a Clinical Senior Lecturer with the School of Dentistry, University of Sydney for the Graduate Diploma of Clinical Dentistry in Consciuos Sedation and Pain Control and Doctor of Dental Medicine programmes.

Dr Chen is passionate about her work and strives to be at the forefront of the dental sedation field, with the ultimate goal of helping our patients attain their dental treatment in a warm and comfortable environment.

Mrs Nicole Warn
Clinical Chairside Assistant

Nicole started work as a Dental Assistant in 2005 and joined Shire Periodontics in 2020.

Nicole has worked in both general dentistry and specialist dental practices.  She has also worked in childcare and has three beautiful young children herself.  Nicole is focused on patient comfort and is a very bubbly, caring chairside assistant.  She will endeavor to make you feel at ease and comfortable at each appointment.

Mrs Kim Willis
Clinical Chairside Assistant

Kim has been in the dental field for over 25 years and is a highly trained Dental Assistant from Canada (CADA)

Kim is current with continuing dental education classes – a commitment she takes seriously to help our patients reach optimal periodontal health.  She spends a lot of time educating our patients and encourages them to maintain excellent oral hygiene.  Our patients appreciate her gentle and compassionate chairside manner.

In her free time, Kim enjoys golfing, biking and long walks.


A sustainable and predictable treatment plan
is the only right one.

Shire Periodontics and Implant Institute:
Level 5, Kingsway Specialist Medical Centre
531 - 533 The Kingsway
Miranda NSW 2228
(02) 9526 2688

Mon to Fri: 8:00am - 5:00pm