Meet the team

At Hayes Dental Specialists, our highly skilled, friendly team shares the same single vision: we put you first. Together, we are dedicated to providing you with a first class experience, from the comfort of our reception to the very latest innovations in dental technology. We make sure you have the best possible care from the second you walk through the door.

Find out more about each of our practice team members below.


Hayes Dental Specialists Dr Sanjay Patel

Dr Sanjay Patel

MUDr Prague 2007
GDC No. 150684

Dr Sanjay Patel vision is to give the patient an exceptional level of care and experience whether it is routine, cosmetic, or implant based dentistry, using his vast experience gained from working Nationally throughout the United Kingdom and internationally. He undertakes the full spectrum of treatments from general dentistry, to cosmetic dentistry, dental implantology, and invisible braces.

He does both simple and complex dental implant cases to replace anything from one missing tooth to a full arch reconstruction. Dr Sanjay Patel has trained with some of the world’s leading implant surgeon’s and brings experience from across the globe to the clinic.

Dr Sanjay Patel has a special interest in cosmetic dentistry including smile makeovers, invisible orthodontics, replacing missing gaps, and endodontic treatment and re-treatment. He continues to remain at the forefront of modern dentistry undertaking regular national and international training in all aspects.

Outside of dentistry he is happily married and is keen on keeping fit and travelling.

Hayes Dental Specialists Dr Christopher Brown

Dr Christopher Brown

BDS Bristol 2007
GDC No. 152732

Dr Chris trained at the University of Bristol, qualifying with a Bachelors in Dental Surgery in 2007. He is a highly experienced dentist with a passion for providing the best dental care available in the UK for our patients, with a particular focus and experience treating nervous patients, some of whom come from far afield to seek his services.

Dr Chris believes dentistry should be about patient comfort and wellbeing, allowing those he treats to be more confident and happy both within themselves and out, delivering the perfect balance of modern smile design with patient care at the centre of his approach.

He is a master of minimally invasive dentistry especially, having trained with the master of composites Vanini, with an international reputation. Dr Chris is qualified in providing various forms of sedation and techniques to help anxious patients relax, having undertaken post-graduate studies with the University of Bristol, where he gained a Diploma in Postgraduate Dental Studies focusing on anxiety management and sedation.

Wishing to save teeth wherever possible, he has completed the Diploma programme in Endodontics (Root Canal Treatment) with simplyendo and Chester university, where is continuing his studies to complete a Masters in Endodontics.

Dr Chris has also completed a certificate in Cosmetic and Aesthetic Restorative Dentistry and has gone on to complete the International Team for Implantology (ITI) Foundation in Implant Dentistry programme, allowing him to be a valuable member of our renowned Hayes Dental Specialist Implant Team which has undertaken over 5000 implants and is led by Dr Sanjay Patel.

Christopher is also an approved Invisalign® and Six Month Smiles® orthodontic provider, working together with his patients to improve and enhance all aspects of their smile. A confident, harmonious smile not only lights up one’s face and is attractive to others, but it makes us feel happier and Chris has helped many patients reach their goals.

He has also been involved with going into schools and hosting nursery groups to give talks to the pupils and is passionate about dental education. Dentistry aside, Christopher has a passion for the arts; he may often be found reading a book on his commute or attending a West End show. He has always particularly loved live music and is extremely interested in film, having even been involved in an independent vampire comedy (as the resident tooth expert of course!).

Hayes Dental Specialists Dr Arman Barfeie

Dr Arman Barfeie

Specialist Prosthodontist
BDS MClinDent Pros MPros RCS Ed
GDC No. 260234

Arman is a Specialist in Fixed and Removable Prosthetic Dentistry and a master of creating beautiful smiles. He is a graduate of Cardiff University, where he completed the 3-year full time specialty training at Cardiff and Vale Dental Hospital, qualifying in 2008.

In May 2015, Arman was top scorer in the board examinations and was awarded the prestigious membership of the Royal College of Surgeons of Edinburgh in Prosthodontics. Arman describes dental implants and the associated surgery as his passion.

Arman is also an expert in cosmetic dentistry. His aim is to provide patients with predictable, high quality reconstructive dentistry with particular emphasis on fixed and removable prosthodontics including implant surgery and restoration.

Arman is an active reviewer of the Journal of Prosthodontic Dentistry and has published several scientific papers in peer-reviewed dental journals. He has also been invited as a speaker in international dental conferences and brings the ultimate in dentistry to Hayes Dental.

Hayes Dental Specialists Dr Guilherme M  Xavier

Dr Guilherme M. Xavier

Specialist Orthodontist
BDS Minas Gerais 2005
GDC No. 228179

Dr Guilherme M. Xavier, completed a postgraduate diploma in Orthodontics and an MSc in Pharmacology, Biochemistry and Molecular Biology at the same institution. In 2007 he started his PhD at King's College London, sponsored by two prestigious awards (ALBAN and ORSAS). In 2013, he was appointed as an Academic Clinical Lecturer and honorary specialist registrar in Orthodontics at King's College London; splitting his time between research and further clinical training in Orthodontics.

His research led to several scientific publications in peer reviewed journals and his findings have been presented both abroad and throughout the UK. He qualified with a Distinction in his Master of Science in Orthodontics from King's College London and was awarded the Professor Philip Walther Prize for the most outstanding performance. He also attained the Membership in Orthodontics (MOrth) with The Royal College of Surgeons of Edinburgh.

Dr Xavier also actively pursues a significant role in academic teaching and is dedicated to bringing state of the art orthodontics to Hayes Dental exclusively. Guilherme prides himself in the quality of his clinical care and continuing education. He is an expert in fixed and removable orthodontics, with an attention to detail.

The Hayes Dental team is unique in that if after orthodontics small adjustments to the shape or size of the teeth are required, this can be done by our smile makeover experts.

Hayes Dental Specialists Dr Jag Dhanda

Dr Jag Dhanda

Consultant Oral and Maxillofacial Surgeon, Head & Neck and Dental Implant Surgeon
MFDS Royal College of Surgeons Of England 2001, BDS University of Bristol 1998
GDC No. 74468

Jag Dhanda is a UK trained Consultant Maxillofacial / Head and Neck Surgeon and Clinical Reader with a specialist interest in head and neck cancer and dental implants. He has multiple awards including a recent presidents prize for his research in head and neck cancer. He is the only UK surgeon to have obtained the college, specialty and faculty research fellowships from the Royal College of Surgeons of England and he is the programme director for the MSc programme in Implant Dentistry at the University of Brighton Medical School.

Jag’s scope of practice includes both facial and dental reconstruction and he is one of the highest trained dental implant surgeons in the UK completing basic, higher and advanced surgical training as well as a doctorate in philosophy (PhD). He is on the specialist register and actively involved in cancer research having both a Senior Lecturers position at Imperial College London and a Clinical Readers position at Brighton and Sussex Medical School. He has trained in some of the most prestigious units in the UK including London, Birmingham, Bristol, Liverpool and East Grinstead and is a member of council for the British Association of Orla and Maxillofacial Surgeons.

Jag’s Background

Jag is a triple qualified surgeon with both a medical and dental qualification and a Doctorate in Philosophy. He has also completed his dental vocational training and has worked as a Senior House Officer in Oral and Maxillofacial Surgery in both Bristol and London. He then went on to complete his basic surgical training in General Surgery in East London which included experience in accident and emergency, general medicine with endocrinology, palliative medicine, urology, breast surgery and colorectal surgery. This was followed by higher surgical training in Oral and Maxillofacial Surgery in the West Midland rotation. He has dual membership of the Royal College of Surgeons of England (MFDSRCS, MRCS and FRCS). Jag has published and presented at international and national conferences on jaw surgery and reconstruction as well as regularly attending meetings as invited faculty for conferences with his expertise on facial and dental reconstruction.

Dental Implant Training

Jag started his dental implant training in 2002 with short courses and has subsequently had further exposure to surgical aspects of implant dentistry during his higher surgical training. This training includes the placement of implants in the entire facial skeleton as well as dental implants and the placement of implants in facial deformity, traumatic facial injury and cancer reconstruction. He is one of the highest volume providers of dental implants in the UK and regularly run courses for dentists including hands on surgery and live surgery. He is able to offer both surgical and restorative aspects of treatment from single teeth, to multiple teeth and bridges, as well as full arch reconstruction and implant retained dentures. He is also able to offer all bone grafting procedures including guided bone regeneration and sinus lifts. With 23 years of training he is one of the highest trained dental implant surgeons in the UK.


Jag has an interest in innovative technologies in head and neck cancer treatment and recently obtained the British Association of Oral and Maxillofacial Surgeons Presidents Prize for his work at Imperial College London looking at iKnife technology in head and neck cancer. This technology allows real time detection of cancer tissue by analysing the smoke generated for surgical cutting instruments such as laser and cutting diathermy. He hopes to develop this technology in a clinical trial with robotic surgery to improve the accuracy of the removal of head and neck cancers.

Jag started his research training with a Medical Research Council funded intercalating degree (Bachelor of Science) in Cellular and Molecular Pathology. He then went on to complete a Doctorate of Philosophy (PhD) from the University of Liverpool in which he studied mechanisms of cancer spread and genetic predictors. During this period he was awarded three Royal College of Surgeons (RCS) of England Research Fellowships.

Jag is the only UK surgeon to have obtained the college (RCS Research Fellowship), specialty (British Association of Oral and Maxillofacial Surgeons/Facial Surgery Foundation-Saving Faces Research Fellowship) and faculty (Faculty of Dental Surgery, RCS Research Fellowship) research fellowships.

He has also completed the National Cancer Research Institute Head and Neck Clinical Studies Group Clinical Trials Fellowship and is actively involved in setting up and recruiting patients for heads and neck clinical trials with the role of head and neck lead for the local clinical research network in Kent Surrey and Sussex.

Jag was the highest ranked maxillofacial surgeon for a highly competitive National Head and Neck Surgery Fellowship in 2015 which gave advanced training in Oral and Maxillofacial Surgery, Plastic Surgery and ENT, relevant to head and neck surgery.

Prizes and Grants

2018 Presidents Prize British Association of Oral and Maxillofacial Surgeons
2015 Interface Fellow Head and Neck Surgical Oncology, East Grinstead
2015 National Cancer Research Institute Head and Neck Clinical Trials Fellowship
2012 Royal College of Surgeons, Faculty of Dental Surgery Research Fellowship
2011 BAOMS/Saving Faces Research Fellowship 2010 Royal College of Surgeons Clinical Research Fellowship
2010 BAOMS Endowments Grant 2003 Haberdashers Scholarship Fund
2002 Sir Richard Stapley Educational Trust 2001 BDA/Dentsply Student Scholarship Fund 1999 Sir Richard Stapley Educational Trust 1998 British Society of Paediatric Dentistry Elective Prize
1998 Dental Defence Elective Prize
1998 The George Fawn Prize
1998 The L E Attenborough Citation
1998 The Stafford Miller Prize in Periodontology 1995 Medical Research Council Intercalating Grant

Hayes Dental Specialists Dr Wisam Sarsam

Dr Wisam Sarsam

Specialist Endodontist (Root canal treatment)
BDS Newcastle University 2011
GDC No. 210115

Dr Wisam Sarsam is a specialist endodontist registered on the General Dental Council specialist list who is able to accept all types of root canal cases, from simple to complex.

He is the dentist other dentists refer to where a higher degree of expertise is sought, when the root canal of the tooth is infected.

Graduating from the University of Newcastle in 2011, after working a number of years in general practice he went on, in 2015 to pursue his interest in endodontics. Since then, he has worked as a Registrar and a Clinical Lecturer in endodontics at Liverpool Dental Hospital. He also enjoys the management of anxious patients and is able to provide root canal treatment under sedation. When your tooth has an infection, which may manifest as pain or swelling, you will always be offered and explained the benefits of having a root canal treatment with our specialist endodontist Dr Wisam Sarsam. Your normal dentist will then undergo the final restoration of the tooth, once the root canal is completed.

Currently, Wisam provides endodontics in and around London and is undertaking a Doctorate degree investigating the molecular mechanisms linking diabetes to endodontic infection.

Dr Voula New Photo

Dr Voula Karagiannis

DDS (Gothenburg, Sweden 2003)
Master of Implantology (UCLA, USA 2009)
GDC No: 84297

Dr Voula Karagiannis qualified from the prestigious Sahlgrenska Academy in Gothenburg Sweden in 2003. She started her dental career in Gothenburg and in 2005 decided to move to London and has lived here ever since working in both NHS and private dental practices.

In 2007 Dr Karagiannis embarked on a one year long Aesthetics course with Tipton Training Academy and in 2008 she started her implantology journey at UCLA, USA. Since a few years ago facial aesthetics is an area of great interest with Dr Voula attending some of the best courses in the country.

In her spare time she enjoys spending quality time with family and friends. You will often find her in London’s West End as she is a keen theatre-goer. Hot yoga, long walks and travelling are her passions in life.

Dr Krishaan Vekaria


GDC No. 278722

Kris qualified from King’s College London. Kris offers the full range of general dental treatments and has a keen interest in minimally invasive cosmetic dentistry, including composite bonding and Invisalign. He has honed his skills through completion of numerous postgraduate courses, learning from world renowned dentists.

Outside of dentistry, Kris has a passion for travelling, cooking and football. Kris also co-founded and runs an e-institute dedicated to educating and training both dental students, and qualified dental professionals around the world.

Kunal Datta Profile

Dr Kunal Datta

BDS (Manc) 2010, MSc Clinical Implantology (UCLan 2020)
GDC no. 193028

Kunal is from Bromley and was schooled locally. He graduated from the University of Manchester in 2010, after which he completed a year as a Senior House Officer in Oral Surgery at the world renowned Queen Victoria Hospital in East Grinstead. In 2012, Kunal moved to the sunnier shores of Sydney in Australia, where he gained experience in providing high quality private dentistry for 5 years before moving back to Bromley, where he is now permanently based.

Kunal has since completed a Master’s Degree in Implant Dentistry, which has been invaluable in offering patients natural looking and feeling replacements for badly broken or missing teeth. He also enjoys all aspects of general dentistry and believes that prevention is always better than cure. Kunal has furthered his knowledge in all forms of aesthetic dentistry, including the completion of Invisalign and Facial Aesthetics courses.

In his spare time, Kunal enjoys cooking, theatre, cricket and travelling with his wife, who is also a dentist.

Hayes Dental Specialists Dr Ravi Desai

Dr Ravi Desai

BDS (Hons, University of Manchester 2017)
GDC No. 270885

Dr Ravi Desai is a prize winning dentist who graduated with honours from the University of Manchester. Having successfully completed Foundation Training in south London he went on to pass dental faculty examinations of the Royal College of Surgeons England.

He is keen to provide high quality general dentistry with a special interest in minimally invasive treatments to provide smile makeovers. As a certified Invisalign provider he enjoys helping patients transform their smiles. He believes in continuous development to ensure his patients receive the utmost standard of care and has completed a 4-day residency in Milan with the respected Style Italiano Group.

He has expanded his skill set with training in facial aesthetics from the award winning Avanti Aesthetics Academy based on Harley Street. He undertakes full facial consultations for aesthetic treatments with botulinum toxin and dermal fillers including lips and cheeks.

In his spare time Ravi is a keen squash player and enjoys keeping fit in the gym. He loves travelling and has spent time providing voluntary dental work abroad at Todos Juntos Children's Trust in South America.

Vinesh Patel Photo

Dr Vinesh Patel

BDS (Lond) 2008
GDC No. 153553

Vinesh started off his dental career in 2008 as a senior house officer at Guys Hospital in Restorative dentistry and Oral Surgery. Due to him excelling he followed this with a clinical teacher post in Oral Surgery and Acute Dental Care at Kings College London & Guys Dental Hospital, supervising final year students and providing one-to-one feedback.

Since then Vinesh has focused on cosmetic dentistry, especially in minimally invasive treatments which take the patient’s comfort into consideration. He has extensive knowledge and experience when it comes to cosmetic dentistry. Whether it is white fillings, dental bleaching techniques, crowns or veneers.

Vinesh is currently advancing in cosmetic dentistry by studying for an Aesthetics MSc at Kings College London and “Monik Vasant’s Aesthetic Diploma” course, making sure his patients achieve the smile that they want.

As a certified Invisalign provider, he is currently undertaking a Diploma in Clear Aligners to allow him to provide Invisalign to a higher level of expertise.

Vinesh gains most satisfaction from getting to know his patients well and helping them to achieve and maintain a healthy mouth and smile. He likes to explain everything from an evidence based perspective and ensures you are kept fully informed about your oral health and treatment options to provide a bespoke service tailored to the specific individual. He welcomes seeing nervous patients and will be able to provide the time and care to make you feel much more relaxed at your visits and turn you in to a regular attender with a healthier and trouble free mouth.

Vinesh regularly keeps up to date with the latest techniques by continually attending courses. He makes sure that he always delivers the best service, offering a high standard of care that provides long lasting aesthetic and functional treatments.

Outside the practice, Vinesh enjoys traveling on both active and cultural holidays, keeping fit and spending time with his family. He’s a dedicated foodie too and loves finding out new cuisines to sink his teeth into.

Nicole Shorey

Nicole Shorey

CEB Dip Dent Hygiene 2001
GDC No. 5873

Nicole qualified as a Dental Hygienist from Leeds Dental School in 2001 with a Diploma in Dental Hygiene and joined Hayes Dental Specialists in 2007. Nicole is a very experienced hygienist having worked for 12 years in the West End of London since qualifying. It is Nicole's encouragement and motivation as well as her gentle and thorough clinical approach that allows our patients to maintain their natural teeth and oral health for longer and helps them look after their investment in the advanced dental and implant restorative care.

As well as providing general hygiene and advanced periodontal (gum) treatment, Nicole can also carry out tooth whitening. She will also spot any dental issues that may be starting and can take X-rays of any areas that may require further attention and bring it to the attention of the dental surgeon looking after you.

Leanne Hayes Hygienist Bromley

Leanne Aspinall

Hygienist & Dental Therapist
Dip Dent Hygiene Royal College of Surgeons Of England 2010
Dip Dent Therapy Royal College of Surgeons Of England 2010
GDC No.194428

Leanne originally qualified in 2005 as a dental nurse at the Eastman Dental hospital with a National diploma in dental nursing awarded by NEBDN and worked as an orthodontic nurse before studying the hygiene and therapy course at the Eastman dental institute UCLH in 2007.

Leanne has a combined Diploma in Dental Hygiene and Therapy awarded by the Royal College of Surgeons, this means she is qualified to do Paediatric Dentistry and adult dental restorations as well as hygienist work. She strives to provide efficient, friendly, tailored advice to patients and with 10 years experience, she has attained expertise in making patients of all ages feel relaxed and comfortable as possible during appointments.

She is trained in Zoom whitening, dental radiography and is highly knowledgeable in looking after patients with tooth implants, sensitive teeth and gum problems.

Portman Dental Care Awards

Fmc Logo 2019 Winner Oby M25
Award Logo 2018
Dental Industry Award - Portman Dental Care
Private Dentistry Awards - Portman Dental Care
The Dentistry Awards - Portman Dental Care
Elite Practice Award - Portman Dental Care

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