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Diamond Dental Clinic

Diamond Dental Clinic

Show Phone Number7c Burn Road, Cookstown, BT80 8DJUK
5.0 / 5  Outstanding
from 43 users
WhatClinic ServiceScore™
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Opening Hours

Monday09:00 - 17:30
Tuesday09:00 - 17:30
Wednesday09:00 - 17:30
Thursday09:00 - 17:30
Friday09:00 - 17:30
Prices from £7 - Enquire for a fast quote from Diamond Dental Clinic. Outstanding ServiceScore™: 5.0 from 43 votes.

Popular Treatments

Dentist Consultation from £35
Dental Implants
Veneers from £345
Teeth Whitening
Tooth Whitening from £250
Annual Tooth Whitening Cartridge from £20
Crown from £345
Bridge from £450
Teeth Cleaning £25 - £32
Root Canal Treatment £165 - £275
Fillings £50 - £95
See all treatments & prices

About Diamond Dental Clinic

We have a happy and motivated team at diamond dental clinic. We share a common goal of achieving the highest standard of care for each of our patients. Our dedicated team includes receptionists, nurses, dentists and hygienist. Our team are always here for help or advice on any aspect of your dental experience.

The clinic uses the most advanced technologies in dentistry, in a setting designed by leading interior designer Paul Horscroft.

Originally founded by Dr P.J. Lenny in 1962, this practice has been serving the local community for nearly 48 years.

Whether you are a new patient or someone who has benefited from our care and attention over the years, our aim is to ensure that your experience at diamond dental clinic makes you feel happier by offering a professional and personal service, 

in a relaxed and comfortable environment.

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Patient Reviews of Diamond Dental Clinic

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  • ADI - Association of Dental Implantology (Northern Ireland) 
  • BDA - British Dental Association (Northern Ireland) 
  • IAAD - Irish Academy of Aesthetic Dentistry (Ireland) 
  • AACD - American Academy of Cosmetic Dentistry (US) 
  • FGDP - Faculty of General Dental Practice Membership (Northern Ireland) 
  • GDC - General Dental Council (Northern Ireland) 
  • RCSEd - The Royal College of Surgeons of Edinburgh (Northern Ireland) 




ParkingAccessible to disabled peoplePublic transport accessWheelchair accessible toiletAccess without stepsDisabled parking

Clinic Services

Emergency service - patients who require emergency treatment are seen within 24 hoursText message reminders - Text reminders are sent 3 days before your appointment


from £35
Cosmetic Dentist Consultation
from £450
from £25
from £35
New Patient Dental Examination
from £345
Dental Implants
from £25
Fissure Sealants
from £7
Dental X-rays (each)
from £35
Dentist Consultation
£50 - £95
£40 - £70
Silver Fillings
£50 - £95
White Fillings
from £32
Hygiene Visits
from £80
Implant Dentist Consultation
£45 - £65
Mouth Guard
Oral Cancer Screening
£165 - £275
Root Canal Treatment
£25 - £32
Teeth Cleaning
Teeth Whitening
from £250
Tooth Whitening
from £20
Annual Tooth Whitening Cartridge
from £345

Medical Aesthetics

from £200
Treatment for Wrinkles
Diamond Dental Clinic

Payment Information

DiscountsPayment plansFree initial consultationChequesCredit cards


Private Patients WelcomePublic Health InsuranceDental Plans AcceptedDenplanBUPASimplyhealthDenplan

Dr Liam Diamond

Job Title:
  Principal Dentist
  Conservative Dentistry, Cosmetic Dentistry

The practice is headed by Liam, the principal and practice owner. Liam graduated from Queens University, Belfast with distinction in the practice of dentistry. In 2005 he was awarded the Ralph J Smith prize by RVH Belfast for high standards of Conservative Dentistry. Following periods of work in practices in Belfast, Omagh and Fintona, Liam returned to Mid-Ulster to open diamond dental clinic. Liam is a member the British Dental Association, Irish Academy of Aesthetic Dentistry and former member of the American Academy of Cosmetic Dentistry. He has a special interest in veneer, crown and bridgework.

Dr Mark Lenny

Job Title:
Mark graduated from Queens University, Belfast. After working in Belfast for some time, Mark travelled to Australia to take up posts in Sydney, Perth then Darwin. While there, Mark also worked in the Royal Flying Doctor Service. On returning to Northern Ireland, Mark became Principal Dentist at PM Lenny and Associates, Quality Family Dentistry, from 1991 to 2009. Mark is an accredited Denplan Dentist. Whilst regularly attending post-graduate courses in Ireland, UK and USA, Mark has lectured at the Anglo-European Facial conference in France. Mark was appointed as a training dentist in 2005 by the Northern Ireland Medical and Dental Training Agency.

Dr Conor Maguire

Job Title:
Conor graduated from Queen’s University, Belfast in 2001. Since graduating, Conor has completed extensive postgraduate training, including an Osseointegrated Implant Course and an Advanced Surgical Course with Dr Ed Scher, London. His interest is in implantology and he is a Member of the Association of Dental Implantology and a Fellow of the International Congress of Oral Implantologists. He obtained his MFDS from the Royal College of Physicians and Surgeons of Glasgow in 2012.

Dr Oonagh McCloskey

Job Title:

Oonagh is also a graduate from Queen’s University, Belfast. Oonagh’s particular interests include the management and treatment of nervous, anxious and phobic patients, including children. She also has a keen interest in Cosmetic dentistry; whitening, veneers, crowns; including facial rejuvenation ([Treatment name removed],fillers), and the management of jaw pain. Oonagh has completed Advanced [Treatment name removed] Courses and has an Advanced Fillers Certificates from the Royal College of Surgeons, London. She has also undergone training in relaxation techniques for dentistry including Acupuncture. Oonagh is Member of the British Dental Association (BDA) and the International Academy of Aesthetic Facial Academics (IAAFA), and has published research on Oral Cancer in the Journal of Oral Oncology.

Show Phone Number7c Burn Road, Cookstown, BT80 8DJUK