About Dr Harry Sims
As an associate dentist, Dr. Harry Sims is dedicated to maintaining the long-term health and confidence of his patients through a thoughtful blend of routine and cosmetic dentistry.
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He understands that a visit to the dentist can feel daunting for many. With a genuine passion for patient well-being, Harry strives to create a calm, welcoming environment where every person feels heard. He believes that dental care should never be "one size fits all," which is why he prioritises personalised treatment plans—whether he is focusing on proactive preventive care or complex restorative treatments.
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Since graduating from Plymouth University Dental School, Harry has remained committed to clinical excellence. He regularly pursues postgraduate training to ensure his patients benefit from the most modern techniques and the highest standard of care.
Outside of the practice, Harry is a keen runner and a firm believer in staying active. He is currently training for the 2026 Brighton Marathon, bringing the same dedication and energy to the pavement as he does to his patients' smiles.

Harry Sims Dentistry

Dr Sims also volunteers his time with the dental charity Dentaid. Providing dental care to the most vulnerable in society who are unable to access regular dental care.
Education and Work
2017-2022
Plymouth University
Bachelor of Dental Surgery.
2022-2023
Foundation Training
Provision of general dental care at Castilian Street Dental Practice in Northampton.
2023-Present
Associate Dentist
Associate dentist providing all aspects of routine general dental care at Singleton Dental Practice.
2025-Present
Post-Graduate Certificate
Dr Harry Sims is currently completing advanced further training with a Post-Graduate Certificate in Restorative Dentistry with the prestigious Tipton Training Academy.