Clinical Excellence. Personal Care.
In the Heart of Wallingford.

At St Mary’s Dental Practice, we bring together clinical excellence and a warm, personal approach to dentistry. We take time to listen, explain your options clearly and provide care tailored to your needs, helping you feel comfortable and confident throughout your treatment.

From maintaining a healthy smile to restoring teeth or transforming your confidence, our experienced team offers comprehensive private dental care with a focus on precision, comfort and lasting oral health.

Established in 1971, our practice combines a long-standing commitment to the Wallingford community with modern dentistry, welcoming new patients and families.

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Hannah profile picture
Hannah
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Jessen is a brilliant dentist. Takes time to explain and is gentle in his care when treating you.
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Jack profile picture
Jack
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Finally found a dentist that I can trust, been coming here for nearly 2 years now and every time is a pleasure getting treatment from Johana. Great staff and quality treatment. Don’t hesitate to make an appointment if you’re looking for a new dentistry!
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david barrington
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Very calm and reassuring approach and thorough check up/clean.
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Jason Behenna
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Great practice, very polite and knowledgeable staff, excellent care and really took my personal needs into account.
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Mary O'Shaughnessy profile picture
Mary O'Shaughnessy
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I have had a great experience with Ash at St Mary’s, who has provided me with Invisalign treatment. The treatment has worked out very well and Ash has always been so kind, reassuring and patient, and has explained everything to me very clearly. Highly recommend!
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Christopher Swann
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Terrific piece of dentistry - an extraction I didn’t even notice so subtly and carefully was it done - Johanna’s dentistry was exceptional
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Jan Corby
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I would like to say a big thank you to all the staff at St. Marys Dental Practice in Wallingford. In particular Ashtok Ratti, my Dentist, who after a warm and friendly greeting, took time to address any concerns I may have had regarding my upcoming procedure. I was also reassured of a pain free experience, which it was! Ashtok is a perfectionist who really cares about his patients. You leave knowing that you have been in expert hands. Thank you. ⭐⭐⭐⭐⭐ J. Corby Henley on Thames
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Scott Rennie
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Dr Ash is brilliant 🤗...after 2 hours of being under his duty of care, I now have 6 perfectly capped teeth on my bottom row. I've always had a good smile but now it's a 10 out of 10 😁. Highly recommend 👍
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wafa aidli
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Really excellent dental practice. I had the pleasure of being treated by Dr. Ratti and his assistant, Liz, and both were incredibly gentle, professional, and reassuring throughout. Dr. Ratti has amazing attention to detail, and it is clear that he genuinely cares about both the final result and the patient’s comfort. I felt very well looked after and am really satisfied with the care I received. Highly recommended.
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Rosalind Hall profile picture
Rosalind Hall
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I am absolutely delighted with St Mary’s Dental Practice. Ash stays abreast of what dentistry is able to offer and he has transformed the care my teeth receive. Coming to the dentist is a joy! Thank you.

Advanced Private Dentistry,
Dental Implants & Orthodontics in Wallingford

At St Mary’s Dental Practice, we combine clinical excellence with advanced dental technology and a genuinely personal approach to care.

Our experienced team provides everything from routine family dentistry to dental implants, orthodontic teeth straightening with fixed braces and Invisalign clear aligners, advanced restorative dentistry and periodontal treatment.

As a modern digital dental practice, we invest in the latest technology to deliver precise, efficient and high-quality care. Our advanced facilities include digital intraoral scanners and 3D CBCT imaging, allowing us to plan treatments with greater accuracy and provide a more comfortable patient experience.

Established in 1971, we are proud to offer high-quality private dentistry in a welcoming, relaxed environment, where every patient receives the time, attention and care they deserve.

Dental Treatments

New Patients

Join our practice as a patient to experience our excellent patient care.

Periodontics

Our periodontal care focuses on treating and preventing gum disease.

Dental Implants

A long-lasting solution for replacing missing teeth, designed to look, feel and function like natural teeth.

Cosmetic Treatments

Teeth Whitening

For a brighter, more confident smile use our teeth whitening trays.

Composite Bonding

Subtly reshape, restore and brighten your teeth for a natural-looking result.

Facial Aesthetics

Rejuvenation treatment can be used to restore the glow of your skin.

Dental Referrals

We welcome referrals for periodontal assessment and management. Our team takes a structured, considered approach to care, working closely with referring clinicians to ensure clear communication and continuity throughout the patient journey. Imaging and clinical reports are provided in a timely manner, with secure sharing of information to support collaborative decision-making.

Contact Us

St Mary’s Dental Practice
21a St Mary’s Street
Wallingford
Oxon
OX10 0EW

Or Visit Us