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"a healthy smile for life..."

Thank you for visiting our website.

We look forward to seeing you in our clinic.


Dedicated and Passionate Dentist

  1. Experienced & skillful Australian-trained dentist

  2. Excellence in cosmetic dentistry

  3. Caring and friendly personality

  4. Committed to life-long learning

Remarkable Dental Care

  1. Caring & experienced staff

  2. Cosy and comfortable clinic environment

  3. One-stop centre for all your dental needs

  4. Rigoruos sterilisation and infection control protocol

State-of-the-art Dental Facilities

  1. Proud user of 3D dental imaging system

  2. Digital simulation for precision treatment planning

  3. Modern dental materials with CAD-CAM technology

  4. Intraoral camera to help see your teeth in greater detail


Dental Implants

One of the most innovative and effective advances in dentistry to come along in quite some time is the dental implant. A solution for missing teeth, dental implants are designed to act as custom-made replacement teeth, helping people improve chewing, speaking, and the overall appearance of their smile


What a difference straight teeth can make! A great-looking smile can boost your self-confidence and have a positive impact on social and professional opportunities. Orthodontic treatment is the original smile makeover tool — and you will be happy to know that you're never too old to take advantage of it. 

Professional Teeth Whitening

It's hard to imagine anything more appealing than a sparkling, white smile. Yet our teeth rarely stay as white as we'd like them to without a little help. Fortunately, that help is available at the dental office

Porcelain Veneers

What makes a smile beautiful? That's a complex question, but some qualities of a lovely smile are immediately identifiable: good tooth color, shape and alignment are a few of the most important ones. If your teeth could use improvement in any of these categories, porcelain veneers could be just what you're looking for.


Invisalign is a method of dental straightening that uses clear plastic trays – no uncomfortable metal wires or clear brackets. You and those around you will hardly notice the clear trays that comfortably fit over your teeth.


On behalf of our doctor and team, we warmly welcome you to Uptown Dental Surgery.
Established since 2001, Uptown Dental Surgery is dedicated to providing our patients with exceptional dental care.
We are commited in staying up-to-date with all recent developments in dentistry, combined with our state-of-the-art facility and equipments, allows us to successfuly treat even the most complex cases.
We perform a wide range of reconstructive, cosmetic, dental implants procedures all under one roof.



BDS (Adelaide)
FICCDE (Orthodontics)
Cert. of Implantology (Frankfurt)
Certified Invisalign GOLD Provider

Born and raised in Petaling Jaya, Selangor, Dr Sia graduated from the University of Adelaide School of Dentistry in Australia in 2004. There he practised five quality years of dentistry along side some of Australia's leading dental personalities in the Adelaide Dental Hospital before moving back to his home country.
A firm believer in life-long learning, Dr Sia continuously seeks ways to improve himself in every aspect of dentistry including patient management, skill enhancement and office management. He keeps himself abreast with the latest developments in the field of dentistry by learning new skills and familiarising himself with various state-of-the-art dental equipment.
In 2008, Dr Sia participated and completed the Certificate of Implantology (Frankfurt, Germany) course. He had a fruitful stint at the University of Frankfurt, Germany where he was trained by the inventors of the Ankylos implant system.
To complement his passion for dental implantology, Dr Sia decided to receive training in Orthodontics given by the Progressive Orthodontics Group, USA as he believes a good understanding of both Dental Implantology and Orthodontics will allow him to deliver the best results to his clients.
Dr Sia believes in providing his patients with excellence in care in the gentlest manner possible. He chose to focus on general and cosmetic dentistry and enjoy helping people have a wonderful dental experience while here. He also believes in minimal intervention and prevention is better than cure.


BDS (Manipal)
Graduate of EODO Orthodontics
Certified Invisalign Provider

Dr. Sabrena obtained her Bachelor of Dental Surgery from Melaka Manipal Medical College in 2017. Upon completion of government service where she was trained extensively in various disciplines of dentistry, she then spent two years at private practice under the mentorship of a renown orthodontic specialist.

Dr Sabrena has special interests in the field of Restorative Dentistry and Orthodontics and is currently working towards a diploma in orthodontics. She had also participated in exchange programmes at pretigious dental institutes in London and Romania.

As a gentle and caring doctor, Dr. Sabrena strives to provide the best care and treatment to her patients. She always takes time to tend to her patients’ concerns to ensure they are being well taken care of.

"The satisfaction I get from my happy patients is what makes me love my job. My patient's dental health is my utmost priority!" - Dr. Sabrena Liew



Uptown Dental Surgery has the most cost-effective ways to improve your appearance. A beautiful, bright, healthy smile can increase self confidence and overall life satisfaction.

Our patients are always asking us how they can achieve a perfect smile. We have helped many of our patients achieve the smile of their dreams through various cosmetic dental procedures.


What do our clients say about us...



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