Dental specialist with a holistic approach

Finally, dental care to smile about!

Sydney Specialist Dental Group is a specialist dental practice located in St Peters, in the Inner West of Sydney.

Our team of dental specialists’ diverse range of skills and expertise equip them to provide comprehensive and holistic oral health care to patients of all ages.

Our services include general dental maintenance and oral hygiene advice, specialist paediatric dentistry, restorative treatment and orthodontics.

A comprehensive specialist dental service for all your family’s dental needs, we pride ourselves on delivering unrivalled quality in patient care.


A trip to the dentist isn't what it used to be ...thankfully!

We know that the prospect of visiting a dentist isn’t something that most people relish, so at Sydney Specialist Dental Group we’ve made it our mission to transform the experience.

From the warm greetings you’ll receive as you enter the door, to our relaxing waiting area and family-friendly team, we’ll put you at ease and fill you with confidence in our ability to put a smile on your face.

Why choose us to take care of your smile?

At Sydney Specialist Dental Group we pride ourselves on our combination of professionalism, care and comfort. 

Your safety is our

Above all else, we strive to ensure the safety and comfort of all our patients throughout every procedure we undertake

dental service

From general dental, to paediatric dentistry and orthodontics, we offer a comprehensive specialist dental service

Private health insurance accepted

We work with private health funds to enable more people to receive the high level of specialist dental care they need and deserve

We take care of your family

Our family-friendly team of dental specialists have a wealth of experience treating children’s dental needs

We've got what you're looking for!

From general dental, to paediatric dentistry, oral health therapy and Orthodontics, we offer a comprehensive specialist dental service.

Smile - you're in safe hands!

At Sydney Specialist Dental Group we have brought together a fantastic team of highly skilled dental professionals.

Possessing a range of skills from general and paediatric dentistry to orthodontics, our specialists have the experience and expertise to treat you and your loved ones, whatever your dental needs.

Though our team’s specialisations may vary, what they share is an unwavering commitment to delivering the highest level of patient care and service.

Convenience, comfort and care – that’s our promise to you.

Dr Diane Tay

Paediatric Dentist

Dr William Tang

Paediatric Dentist

Dr Vanessa Jimenez


Dr Zanab Malik

Special Needs Dentist

"A smile is a curve that sets everything straight"
Phyllis Diller

We accept all major Private Health funds

We work with private health funds to enable more people to receive the high level of dental care they need and deserve.

Make the switch to specialist dental care today!

Whether you’re seeking a better dental experience for yourself, your child or another family member, we’re ready to welcome you to Sydney Specialist Dental Group.

Dr Diane Tay


BDSc(Hons), DClinDent (Paed Dent), MRACDS (Paed Dent), IPPAHC (Child Health)

Diane is a registered Specialist Paediatric Dentist. Originally from Singapore, she is fluent in both English and Mandarin.

Diane graduated with a Bachelor of Dental Science (Honours) from the University of Melbourne, and after several years of working in both the private and public sectors in Sydney, pursued her passion for paediatric dentistry, successfully attaining a Doctorate of Clinical Dentistry (Paediatric Dentistry) from The University of Sydney.

In addition to her services at Sydney Specialist Dental Group, Diane works with the Westmead Children’s Hospital in Sydney, managing complex, but rewarding, cases involving special needs and medically compromised children, paediatric oral medicine, pathology and dental trauma. She is also a Clinical Associate Lecturer with The University of Sydney, a role in which she lectures to both medical and dental colleagues.

When not practicing dentistry, Diane enjoys spending time with her three children, as well as indulging in her passions for cooking and eating!

Dr. William Tang


BPharm (Hons), BDSc (Hons), DClinDent (Paed Dent), MRACDS (Paed)

William completed his undergraduate training in Dentistry in 2000 at the University of Sydney.

After working for several years in the Hunter-New England (HNE) region, he commenced specialist paediatric training at Westmead Hospital and Children’s Hospital Westmead (CHW), which he completed in 2018.

While Will’s skills in paediatric dentistry are multi-faceted, he has a special interest in endodontic treatment in the child patient, and in treating dental trauma.

In addition to his work with Sydney Specialist Dental Group, Will works in specialist roles across private practice in Newcastle and Health services in HNE, Westmead Hospital and CHW.

When he’s not in the dental surgery, Will spends his spare time scuba diving, travelling and exploring his passions for food and wine.

Dr Vanessa Jimenez


BDS, DClinDent (Ortho), MOrthRCS (Ed), MRACDS (Ortho)

Born and raised in Venezuela, Vanessa qualified as a dentist at Universidad Santa Maria. After graduating with a Bachelor of Dental Science, she completed a Certificate in Orthodontics, and proceeded to practice both orthodontics and general dentistry.
Moving to Australia, Vanessa studied for her specialist degree in Orthodontics at The University of Sydney. She also completed exams to become a Member of the Royal College of Surgeons of Edinburgh in the Discipline of Orthodontics, and is a member of the Royal Australasian College of Dental Surgeons (Orthodontics).

With a passion for continuing education and technological advancements, Vanessa is particularly interested in aesthetic orthodontic treatment using aligner therapy (Invisalign) and invisible braces (Lingual Orthodontics).

She enjoys treating both children and adults, with an emphasis on achieving facial and dental harmony via a range of orthodontic procedures. Devoted to providing optimal care, she greatly values building relationships with patients of all ages.

Dr Zanab Malik

Special Needs Dentist


Zanab completed her undergraduate training in Dentistry in 2011 with the University of Adelaide. After moving back home to Sydney, she worked for seven years in both private practice in regional and metro NSW and as a resident in public specialist paediatric and special needs dentistry departments at Sydney Dental Hospital. She attained Fellowship with the Royal College of Dental Surgeons (FRACDS) in 2018. Finding her passion, Zanab went on to specialise and successfully attained a Doctor in Clinical Dentistry (Special Needs Dentistry) in 2020 with The University of Sydney as the third graduate of the program. During her training at Westmead Centre for Oral Health, Zanab was the recipient of the prestigious Ronald Ettinger Scholarship and received multiple awards for her research.

Zanab is passionate about the comprehensive dental management for people with special healthcare needs, is a strong advocate for these patients and believes they should receive the highest quality dental care. She is excited to be working with Sydney Specialist Dental Group and combining her experience with both paediatric and adult patients with special healthcare needs, particularly as they transition to adult services and establish a lifelong dental home. Zanab continues to develop her knowledge and skills to help those people with disabilities and the most vulnerable of our population, currently completing a Diploma in Dementia Care. She also continues her research in bariatric dentistry, an area of expertise, having published widely in well renowned journals and presented her findings locally and internationally.

In addition to her work with Sydney Specialist Dental Group, Zanab works in the public Gosford Hospital Dental Clinic with Central Coast Local Health District, managing medically complex patients and is involved in undergraduate teaching of oral health in a conjoint role with the University of Newcastle. Zanab enjoys teaching and sharing her expertise and is the current RACDS NSW/ACT Candidate Advisor in addition to being an active member of the Australia and New Zealand Academy of Special Needs Dentistry, Australian Society of Special Care in Dentistry, Australian Dental Association and International Association of Disability and Oral Health.

When Zanab isn’t in the dental surgery, she spends her time working on creative projects for her etsy store LifebyTeeth to raise money for people with special needs, spending time with her family and friends and exploring (and indulging) in high teas and good food!

Alese Troussas



A multi-skilled Oral Health Therapist, Alese graduated with a Bachelor of Oral Health Therapy (Adult Scope) from the University of Newcastle. In addition to her bachelor’s degree, Alese is also a registered nutritionist.

While studying for her degree, Alese was selected to take part in a placement in Cambodia providing dental treatment and oral health education to Cambodian school-aged children.

With a preventive and holistic approach to oral health, her focus is on patient care and creating achievable dental health goals.

Alese’s areas of expertise include delivering comprehensive dental care for both children and adults; preventive oral health treatment planning; oral health education; and nutritional and dietary counselling.

Outside of work, Alese can be found doting on her children, cooking up a storm in the kitchen, pursuing outdoor activities and ardently supporting her local cafes!