Dr. Lim Gi-hyeon is the Chief Director of the Implant Dental Clinic. He is on the faculty at the Yonsei University Graduate School of Dentistry. He also practices at the Implant Clinic of Yonsei University Dental Hospital. He earned his DDS, MS, and PhD at Yonsei University. He completed his internship and residency at Yonsei University Dental Hospital.

He is board-certified in Oral and Maxillofacial Surgery and in Integrated Dentistry by the Ministry of Health and Welfare. He is also a recognized specialist in Maxillofacial Plastic and Reconstructive Surgery. He served as a visiting clinician in Critical Care and Trauma Surgery and in Anesthesiology and Pain Medicine at Sinchon Severance Hospital. He also practiced at a Harvard Medical School–affiliated hospital. He is a member of the Korean Association of Oral and Maxillofacial Surgeons, the Korean Association of Maxillofacial Plastic and Reconstructive Surgeons, the Korean Academy of Integrated Dentistry, the Korean Academy of Dental Anesthesiology, and the ITI Implant Study Club. He serves on the Clinical Advisory Committee of Osstem Implant.

Dr Betul Balli Demirel is a certified Invisalign Provider at İstinye Dental Hospital with a PhD specialising in orthodontics. She focuses on discreet alignment options for adults looking to correct their smile without traditional wires.

• Completed the Damon Master Academy course for specialised self-ligating brace systems
• Member of the Turkish Aligner Association focusing on clear tray technology
• Researched fixed functional appliances for correcting complex bite issues in young adults
• Member of the Turkish Orthodontic Society and Turkish Dentists association

Dr Eren Pera is a specialist Oral and Maxillofacial Surgeon who founded Hospitaprime to provide high-level dental care in Istanbul.

• Completed specialist training in surgery at Ankara University Faculty of Dentistry
• Undertook hospital rotations in reconstructive surgery and anaesthesia for holistic patient care
• Previous experience as a specialist surgeon at the highly regarded Memorial Hospital
• Practises at his own state-of-the-art clinic designed for complex dental transformations

Dr. Amornwan Asmimana (Dr. Nan)
Specialist in Restorative Dentistry

Education & Qualifications

Doctor of Dental Surgery (D.D.S.)
Mahidol University, Thailand

Graduate Diploma in Clinical Medical Sciences (Restorative Dentistry)
Chiang Mai University, Thailand

Professional Expertise

• Expertise in restorative and cosmetic dentistry, including crowns, bridges, and implants.
• Focus on patient-centered care and advanced restorative techniques.

Dr Vo Nguyen Linh Chi is a dental specialist at Greenfield Dental Clinic who focuses on modern orthodontic alignment and minimally invasive restorative techniques.

• Completed Invisalign Fundamentals Training covering iTero and exocad technologies
• Holds a Doctor of Dental Surgery from Hanoi Medical University
• Certified in clinical applications of basic orthodontics by the NOW Ortho Club
• Specialises in aesthetic improvements through the Art of Modern Minimally Invasive Restoration

Dr. Burak Büyüktürk is an orthodontist. He earned a DDS from Ankara University in 2005 and a PhD in Orthodontics from Süleyman Demirel University in 2012. He completed six years of advanced doctoral training focused on diagnosis, treatment planning, and clinical research.

He founded a private practice in Konya in 2012 and serves as its lead orthodontist. He provides comprehensive orthodontic care for children, adolescents, and adults. He oversees clinical operations and patient care.

In 2012, he served as a faculty member in the Department of Orthodontics at Süleyman Demirel University. He contributed to undergraduate and postgraduate teaching and clinical supervision.

Professional memberships include the Turkish Dental Association, the Turkish Orthodontic Society, and the European Orthodontic Society.

Nhung Ta is a Platinum Invisalign Provider at Greenfield Dental, marking her as one of the most prolific practitioners for clear aligner systems. She combines specialist orthodontic knowledge with international training from the University of Bordeaux.

• Holds a Master in Odonto-Stomatology from Hanoi Medical University
• Certified in multiple aligner systems including Angel Aligner and ClearCorrect
• Expertise covers traditional braces as well as aesthetic veneer work
• Uses aesthetic treatments like botulinum toxin to complement orthodontic results
• Leads the clinical team as the Lead Dentist at Greenfield Dental

Assistant Professor Fatih Kahraman leads the orthodontics team at DentMax Dental Clinic and holds a PhD specifically in orthodontic treatments. He graduated from Istanbul University with a near-perfect academic record before focusing on complex bite corrections.

• Specialises in aesthetic outcomes for patients with deep bite issues
• Uses miniscrew anchorage systems for precise tooth intrusion and alignment
• Lectures on orthodontics at Eskisehir Osmangazi University Faculty of Dentistry
• Founded DentMax to focus on personalised smile design and orthodontics
• Active researcher in comparing traditional versus modern orthodontic anchorage systems

Dr Tugce Gurbuzturk is the founder and lead clinician at Hospitaprime in Istanbul. She maintains a dual role as an orthodontist at the prestigious Liv Hospital.

• Graduated from Hacettepe University – one of Turkey's top-ranked dental faculties
• Specialises in orthodontic alignment for adult patients
• Manages dental care at Liv Hospital's Istanbul facility
• Fluent in English for clear communication with international patients
• Expertise in corrective dental alignment and orthodontic treatments

Dr Tran Thi Giang treats orthodontic cases at Greenfield Dental Clinic with a focus on combining teeth straightening with full mouth aesthetic rehabilitation.

• Doctor of Dental Surgery from Hanoi Medical University
• Completed specialised training in Contemporary Treatments for White Spot Disease
• Certified in Basic Orthodontics and global implant protocols
• Balances adult braces with advanced veneers for restorative outcomes
• Works within a clinic focused on modern digital dentistry

Dr. Mehmet Emin Çelebi is an expert and experienced in smile design, dental implantology, all on six and immediate implantology treatments, which are among the most preferred dentistry practices today. He has applied these types of treatments to hundreds of his patients.

Born in Kırıkkale in 1986, Dr. Mehmet Emin Çelebi graduated from Istanbul University Faculty of Dentistry in 2009. In addition to his dentistry education, he has participated in many seminars and certificate programs related to his areas of expertise.

He has developed his expertise with one-on-one applied courses by following the most current developments in dentistry. He is very experienced in treatments such as smile design, dental implantology, which is one of the most preferred dentistry applications today, and all on six, immediate implantology, which is a multidisciplinary working style.

Dr Ezgi Kaya is an orthodontist at İstanbul Diş Akademisi who specialises in modern alignment techniques for adults. She focuses on discreet solutions for patients who want to avoid traditional metal track braces.

• Completing a doctorate in orthodontics at Yeditepe University
• Specialises in treatment with transparent aligners and clear plates
• Expertise in lingual bracket systems which are hidden behind the teeth
• Focuses on orthodontic solutions for both routine and complex adult cases
• Actively participates in international seminars on wireless orthodontic technologies