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We’re Accepting New Patients!

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Looking for a caring and professional dental practice? We’re excited to welcome new patients to our clinic! Whether you’re due for a check-up, need treatment, or are looking to enhance your smile, our friendly team is here to help.
Contact us today to book your first appointment—we look forward to meeting you!

Working in partnership with you

The Mayhill Dental and Specialist Centre is a modern practice offering your patients specialist care in Endodontics, Dental Implantology, Periodontics, Prosthodontics and Oral Surgery, with treatments carried out under sedation if required.

The team is led by David Guppy BDS MSc MRD RCS who has vast experience in all aspects of restorative dentistry. David was awarded distinction in his master’s in Endodontics and is a registered specialist with the General Dental Council. 

 He has placed and restored dental implants since 1997 with excellent success rates and high patient satisfaction. We aim to provide uncompromising standards of care for your patients. The practice is fully digitised, equipped with operating microscopes and all the necessary technology to deliver predictable outcomes.

Mayhill dental team

Our promise to you

Following treatment we will always return the patient to you

We only carry out treatments agreed with the referring dentist

We always provide patients with a written treatment plan, including fees. A copy of this will also be sent to you as the referring dentist

We’ll keep you informed of progress throughout

At The Mayhill Dental and Specialist Centre, we welcome referrals in:

  • Dental Implants
  • Periodontal treatment
  • Cosmetic and smile restorations
  • Orthodontics
  • Endodontics
  • Extractions
  • Sedation
  • Prosthodontics
  • Bite problems

Work with The Mayhill Dental and Specialist Centre

If you would like to find out more about the practice and meet our dental team, give us a call on 01600 712020 .

To discuss or make a referral, you can give us a call on 01600 712020 or submit a referral online using the following link.

Refer Online

Refer Online

Meet the team

Dr David Guppy

Specialist in Endodontics and Implant surgeon

GDC NO. 61862

Dr Ben Cross

Specialist Orthodontist

GDC NO. 80759

Dr Ryan Lello

Specialist in Oral Surgery & Implant Surgeon

GDC NO. 114184

Dr Jason Hart

General Dentist with interest in Smile Designs & Occlusal problems

GDC NO. 71335

Dr Jim Dufty

Specialist interest in Periodontics

GDC NO. 76008

Dr Umut Emir

Specialist in Endodontics

GDC NO. 281845

Patient Reviews

People are talking about us

The biggest complement we receive is when our patients refer their friends and family to The Mayhill Dental and Specialist Centre. In fact, we have built much of our practice on these valued, trusted recommendations over the years. Read our reviews to hear why our patients are recommending us…

Leave a Google Review

Patient reviews

947 Reviews

5.0

16th January 2026

Dr. Guppy and his staff are always helpful and reassuring. I’m always very pleased with my visit.

16th January 2026

Making me feel reassured about the ensuing procedure. Calm. Clear and concise explanation.

16th January 2026

Professional and kind service, thank you.

16th January 2026

They are very professional and I trust them completely. Also very friendly

13th January 2026

Excellent treatment, painless, efficient and no ill effects

11th January 2026

Very friendly staff at Reception Jim always attentive, explaining treatmentEveryone is welcoming Pleasure to visit !

10th January 2026

Given time for things to be explained and to ask questions. However it was all so well explained, very little need to query anything and knowledge of dentist gave great confidence.

9th January 2026

Always professional and kind. Amazing treatment after a fall - I did not think that saving the 3 badly damaged teeth was possible but with the expertise of the team i still have them - they function and look great - a result får beyond my wildest dreams

9th January 2026

The whole team are kind and patient. They speak to Evie directly not just to me. Ben and Ellie explain everything they are doing clearly

9th January 2026

Mayhill is an outstanding operation

8th January 2026

From experience we know the team at the Centre are highly professional, specialised and caring. We have always enjoyed first class service from this practice and consider ourselves fortunate to have such an excellent dental service in Monmouth.

8th January 2026

Treated as an individual

8th January 2026

The level of care , they took into consideration how nervous I was, and were very kind and accommodating.

8th January 2026

Staff are really friendly, appointments always booked promptly, spotlessly clean

3rd January 2026

Despite my trepidation I was treated kindly and with empathy. The treatment was smooth , painless and incurred no post treatment discomfort or complications.

2nd January 2026

Everyone was extremely kind. I have a difficult health issue (expecting to start chemo in Jan) and they fitted me in really quickly and sorted out a good tooth clean! Thank you x

25th December 2025

Seen almost on time, staff professional and friendly. Tratment as expected

24th December 2025

being given an urgent appointment so close to Christmas. The dentist outlined a range of treatment options. I always feel reassured by the professionalism and knowledge of Sarah my dentist and the team

23rd December 2025

My filling was in a tricky place. Jason took a lot of time working out how best to approach the problem, then drilled and filled it beautifully with no pain.

22nd December 2025

Everybody is very professional and friendly

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