At Hartwell Dentistry, we believe that a healthy smile is the foundation of a vibrant life.
With over 35 years of experience, our passionate team is dedicated to transforming your dental experience into a journey of empowerment and well-being.
We’re here to enhance your smile and prioritise your health in a warm, welcoming environment.
Meet Your Dentists

For over 35 years, Dr. Dana’s been helping patients transform their smiles and their confidence. Her expertise in crowns, bridges, implants, and advanced gum treatments means you’ll receive care at the highest level, with results that look natural and last. What sets her apart is not just technical precision, but her passion for total wellness—the belief that a healthy smile is the gateway to a healthier, happier life. Whether you need complex treatment or simply want to feel proud of your smile again, you can trust that you’re in experienced, caring hands.
Principal Dentist
Dr. Dana Horng


Principal Dentist
Dr. Matthew Fleming

Dr. Gavin is devoted to helping patients unlock their full potential in health and wellbeing. With a focus on jaw development, airway health, and overall function, he is passionate about giving children the very best start in life—ensuring they don’t just grow, but truly thrive. He also brings this expertise to adults, providing advanced care for jaw pain and functional concerns. As an international speaker who has taught dentists around the world in myofunctional therapy and facial development, Dr. Gavin combines global authority with genuine care to deliver results that change lives.
Associate Dentist
Dr. Gavin Yang
Testimonials
What Our Patients Say About Us
EXCELLENT Based on 240 reviews Joseph Adriel2025-03-18Trustindex verifies that the original source of the review is Google. Liza is exceptional, soothed my worries, clearly experienced and very kind. The whole practice is amazing, I have alot more confidence in my smile/teeth now. Highly recommend Chris Sweetnam2025-03-12Trustindex verifies that the original source of the review is Google. The Staff are friendly and helpful and my dentist was caring making sure that I was comfortable during my procedure. Much appreciated. Denise Yvonne2025-02-25Trustindex verifies that the original source of the review is Google. So thankful for great dental care while living here in Australia for the past 18 months. Restorative work and dental cleanings were performed with great professionals doing an exceptional job. I highly recommend this dental practice. Daniel2025-02-04Trustindex verifies that the original source of the review is Google. Dr. Dana is caring and attentive and an excellent communicator. They picked up my decay in one of the gaps between my teeth early due to to the excellent surveillance programs they have in place and have done a great job of keeping my teeth healthy and clean. I would highly recommend Hartwell dentistry! Dilesh Patel2025-02-03Trustindex verifies that the original source of the review is Google. Awesome service, very caring and good environment for kids for dental work. annelyn bolle2025-01-27Trustindex verifies that the original source of the review is Google. We have greatly appreciated the connections and trust our family have made with Hartwell Dentistry since it opened. Over the years Dr.Matthew, Dr.Dana and their team have ensured that all aspects of our oral health have been attended to with professionalism, clear and meaningful diagnosis supported with the benefits of current dental equipment and the office team who make the practice operate so efficiently. Dr.Matthew and Dr.Dana’s passion for their profession is evident in there commitment to professional development and contacts overseas through lecturing and conferences which results in world class dental care. To all of you who work at Hartwell Dentistry a huge thanks for always being so accomodating in looking after us and always with understanding and a smile. I would highly recommend this dental practice . Dantacitta Raby2024-11-11Trustindex verifies that the original source of the review is Google. Wonderful dentist. Today I had a hygiene appointment with Shalyn. All staff were wonderful, friendly , efficient and helpful. The hygienist was knowledgeable, clear , kind and gentle. I highly recommend Hartwell Dentistry and because of their excellent skills and service I am no longer frightened of dentist visits. Update Nov 2024 And just had another great visit to the dentist . Matthew a dentist there fitted a crown for me and that was followed by a hygiene appointment The process was smooth and painless . The crown fits very well and I am delighted with the result . Highly recommend Hartwell Dentistry and all their staff. Amy Hinkins2024-11-06Trustindex verifies that the original source of the review is Google. I have been going to Hartwell Dentistry for over a decade. After having several negative experiences at other clinics, the genuine care from Dr Dana and Dr Matt has absolutely changed my attitude towards going to the dentist for the better. The staff are wonderful; helpful, positive and caring. With the various procedures and appliances I have had over the years, Dr Dana and Dr Matt have always made me feel comfortable, talking me through the each step. They are thorough and proactive in their care and have a holistic approach, considering sleep and muscular tension, to approach solutions which has been greatly beneficial to my overall health. The reception staff, hygienists and assistants are always kind, helpful and overall wonderful! K C2024-11-05Trustindex verifies that the original source of the review is Google. Thanks to Dr Mathew Fleming and staff for their caring, professional and friendly dental treatment. Highly recommended Hartwell Dentistry.Verified by TrustindexTrustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more
Why Choose Us
Hartwell Dentistry has over 35+ years of experience in providing personalized, holistic care
Unmatched Expertise
Exceptional Team
Comprehensive Care
Convenient and Accessible
Comfort is Key
Whole Body Wellness
Personalised
Services
Our Diverse Range of Services
01
Emergency Examination
Compassionate and Experienced, Hartwell Dentistry reserves appointments daily for emergencies. Click here to see what a dental emergency is, and how we can help.
02
General Dentistry
Regular Dental Examinations with our Understanding team are vital for prevention and early detection.
Treatments offered include extractions, restorations, root canals, crowns, implants, cosmetic dentistry, gum grafting, etc.
Click here to find out about our new patient journey.
03
Cosmetic Dentistry
A happy smile is one that you are confident and proud with. Our professionals offer teeth whitening, bridges, implants and more as part of our smile design treatment.
Click here to find out how you can achieve your best smile.
04
Children's Dentistry
We understand children’s unique needs, and our clinicians’ gentle techniques provide a warm and welcoming environment.
Click here to find out more about your child’s dental health needs.
05
Orthodontics
Hartwell Dentistry offers orthodontics for children and adults. From braces, to clear aligners such as Invisalign®, find out here about what works best for you and your family.
06
Anxiety free dentistry; sedation
We offer the option of completing all your dental care under IV sedation. This allows you to relax in complete comfort while we take care of everything — many patients describe it as being just like sleeping through the appointment. Click here to find out more.
06
Periodontal Dentistry (Hygiene)
Our Hygiene Department is dedicated to preventing disease by understanding and managing the negative oral bacteria and viruses that drive dental disease.
By keeping your oral bacteria in balance, we help you stay healthy and set you up for a lifetime of strong teeth and gums.
Thank you for considering us for your dental care. We would love to see you in clinic for our comprehensive New Patient Exam, where our dentists can check on your dental health, and explore the treatment options that will suit your own unique dental needs.
Contact us today
Your Dental Journey Starts Here
Fill out the form below to schedule an appointment or inquire about our services. We aim to reply as soon as possible.
You can also book with us directly online.
Click here for how to get to Hartwell Dentistry.
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Mon-Fri = 08.00am - 06.00pm
Sat-Sun = CLOSED