Dr Donna O'Shea
Donna O’Shea is the proud new owner of Spires Oral Care, bringing a wealth of experience and passion for dentistry to the practice.
A graduate of Queen’s University Belfast in 2012, Donna further honed her skills with specialized training in London and Yorkshire. Her career has taken her on remarkable adventures, including a transformative two-month experience in the mountains of Ethiopia, where she looked after patients who underwent facial reconstructive surgery.
After spending two enriching years in New Zealand, Donna returned to the England, dedicating seven years to dental practice in Yorkshire before making her way back home to take the reins at Spires Oral Care.
In her free time, Donna enjoys hiking, cooking, and creating cherished memories with her children. She has a particular passion for working with composite materials in dentistry, as she thrives on helping patients regain their confidence and achieve their best smiles.
Welcome to Spires Oral Care, where Donna’s commitment to excellence and patient care truly shines!

Dr Sarah Glass
Sarah graduated from the University of Dundee in 2016 before returning home. Since then, she has worked in general practice, providing a wide range of treatments. She has a keen interest in minimally invasive dentistry, including tooth whitening and composite restorations.
Whether it’s her friendly smile or her expert advice, Sarah is here to ensure you have the best oral care experience. In her free time, Sarah enjoys reading, sports, traveling, and spending time with her family. She is an animal lover and has a pet dog and a hedgehog

Dr Debbie Tennyson
Debbie graduated from Queen’s University Belfast in 2016. After completing her foundation training, she embarked on a year in oral and maxillofacial surgery at Altnagelvin Hospital. During this time, she also completed her membership exam for the Faculty of Dental Surgery in Glasgow.
Returning to general practice, Debbie has dedicated herself to providing high-quality dental care and building strong rapport with her patients. Her experience in community dental care has equipped her with the skills to work effectively with anxious patients and children.
When she’s not at work, Debbie enjoys unwinding at the gym or going for a run. Her favorite way to spend her time is with her two children .
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Get In Touch
Email: reception@spiresoralcare.com
Tel: 028 7963 2255
Address: Spires Oral & Dermal Care,
11 Kirk Avenue,
Magherafelt,
BT45 6BT
Monday – Thursday 9.00am – 5.30pm
Friday 9.00am – 1pm (Receptionist available until 4.00pm)