Page 2 - Best diagnosticians: TOP 335 doctors

Dr. Ozden Gul is a general surgeon trained at Istanbul University Cerrahpaşa Faculty of Medicine. She completed her general surgery residency at Haydarpaşa Numune Training and Research Hospital. She has decades of surgical experience and is fluent in English.

Her practice includes gastrointestinal surgery (gallbladder disease, hernias, appendicitis, GI disorders). She also treats endocrine conditions (thyroid, parathyroid, adrenal) and breast disease, both benign and malignant. She manages emergency and trauma cases. She offers minimally invasive laparoscopic surgery.

She has worked at Haydarpaşa Numune, Bakırköy, Taksim First Aid, Uzunköprü State, Keşan State, Beykoz Medical Center, and Medivia Hospital. She is known for meticulous technique and patient-centered care.

*EXPERIENCE*

2019 - Present, Istanbul/Istanbul/Turkey

MEMORIAL ATAŞEHİR HOSPITAL

Ophthalmologist

2016 - 2019, Istanbul/Istanbul/Turkey

BEZMİALEM UNIVERSITY FACULTY OF MEDICINE

Assistant Professor

2015 - 2016, Istanbul/Istanbul/Turkey

SB HASEKİ TRAINING AND RESEARCH HOSPITAL
Educator

2008 - 2015, Sivas/Sivas/Turkey

CUMHURIYET UNIVERSITY FACULTY OF MEDICINE HOSPITAL

Chairman of the Department of Ophthalmology

1995 - 2008, Sivas/Sivas/Turkey

CUMHURIYET UNIVERSITY FACULTY OF MEDICINE

Faculty Member

1989 - 1990, Sivas/Sivas/Turkey

HEALTH CENTER NO.1

General Practitioner

*EDUCATION*

2008

Professor

2002

Associate Professor

1990 - 1994, Sivas/Turkey

CUMHURIYET UNIVERSITY FACULTY OF MEDICINE

Ophthalmology Residency Training

1983 - 1989, Adana/Turkey

ÇUKUROVA UNIVERSITY FACULTY OF MEDICINE

Medical Doctor Education

Education and Specialization

• Medical Degree: Corporación Universitaria Rafael Núñez, Colombia (2023).
• Master’s in Regenerative and Anti-Aging Aesthetic Medicine: Universidad Complutense de Madrid, Spain (2024).
• Certified Administrative Assistant: Servicio Nacional de Aprendizaje, Colombia (2015).

Professional Experience

• Aesthetic Medicine Specialist: Clínica Menorca and Centros Único, Madrid, Spain (2023–2024).
• Medical Internship and Social Service: Cartagena de Indias, Colombia (2022–2023).
• Extensive Surgical Experience: Focused on patient safety in elective and emergency procedures.

Dr. Nesrin Tutas Gunaydin is an ophthalmology specialist at Memorial Goztepe Hospital since 2025. She previously worked at Memorial Bahcelievler Hospital from 2023 to 2025. She served as Chief Assistant at Dr. Lutfi Kirdar Kartal City Hospital from 2016 to 2023. Before that, she held the same role at Dr. Sadi Konuk Bakirkoy Training and Research Hospital in 2015–2016. She completed her ophthalmology residency at University of Health Sciences–Dr. Lutfi Kirdar in 2005–2010. She earned her MD from Istanbul University in 1998–2004.

Accreditations include a Corneal Transplantation Certificate (2011) and an Eye Bank Medical Director Certificate (2021). She has 35 journal articles and 55 national congress papers. She wrote three book chapters and contributed to two international chapters. She also translated Kanski, Vaughan & Asbury: General Ophthalmology. She is a member of the Turkish Ophthalmological Society and ESCRS. She attended TOD National Congresses from 2005 to 2022.

Education, Awards and Certifications

• Inter High School Project Competition, Third in Turkey, Using the activated carbon

obtained from waste batteries as ion and gas trap,Scientific and Technological

Research Council of Turkey (TUBİTAK)-2009

• Tokat Science High School – 2010

• Istanbul University School of Medicine(Graduted with distinction) – 2016

• Sarıyer State Hospital(Emergency Medicine) 2017

• Animal Research Certificate – January 2019

• Microsurgery Certificate- May 2019

• Medical statistics certificate- July 2019

• Bagcılar Research and Training Hospital, Department of Plastic, Reconstructive and

Aesthetic Surgery(Residency) 2017-2022

• Universita Campus Bio-Medico, Department of Plastic,Reconstructive and Aesthetic

Surgery Rome/Italy(Microsurgery Fellowship) 2022-

• Erzurum State Hospital,Erzurum/Turkey 2022-2024 

Medipol Acıbadem District Hospital  (Current)

• Renowned diagnostician in neurosurgery, Prof. Ralf Buhl focuses on precision diagnostics.
• Expert in utilizing MRI, CT scans, and neuro-navigation for accurate disease assessment.
• Internationally acknowledged, with lectures and practice in China and the US.
• Certifications in advanced neuroimaging techniques and computer-assisted surgery.
• Member of prestigious neurosurgical societies, enhancing diagnostic standards.
• Remote consultations available, ensuring access to diagnostic expertise worldwide.

Prof. Dr. Kandemir was the head of the Periodontology Department at Ege University until 2019. He has made significant contributions to dental science, particularly in periodontal disease and implantology over his dynamic career.

Dr. Kandemir holds a Doctorate in Clinical Sciences from Ege University, where he has been a full professor since 1994. He has published 14 research papers and presented at various international conferences, including the İzmir Dişhekimleri Odası and ACBID International Conference.

He has supervised numerous doctoral theses and led impactful research projects, enhancing periodontal treatment methods. Dr. Kandemir is proficient in English and continues to advance dental education and care standards at Nifa Dent Oral and Dental Health Clinic.

After graduated from Ege University, Faculty of Dentistry in 2003 he started his PhD education in the Department of Periodontology, Institute of Health in the same university. Having completed the PhD education in 2009 he started to work as a research assistant in Ege University Faculty of Dentistry Department of Periodontology.

He became Assoc.Prof in 2015 and continued both clinical and academic research. In 2022 he became full professor and have published more than 30 studies in well-known scientific journals. He developed a connective tissue graft harvesting tool (Nizam Punch), which is being produced in Germany and two implant systems which are being used in many countries. He still keeps his academic position in Ege University Faculty of Dentistry, Department of Periodontology.  

Dr. Deniz Selin Kahya, who graduated from Marmara University Faculty of Dentistry in 2012, completed her specialist training in Restorative Dentistry at Bezmi Alem Valide Sultan Vakıf Gureba Training and Research Hospital in 2016. Due to her area of expertise, she deals with aesthetic anterior region fillings, composite and ceramic laminate veneers, and dental treatments that protect the tooth tissue and provide aesthetic results.Due to her area of expertise, she deals with aesthetic anterior region fillings, composite and ceramic laminate veneers, and dental treatments that protect the tooth tissue and provide aesthetic results.

Specializations

Diabetes (Sugar)

Thyroid

Hypertension

cholesterol

stomach diseases

intestinal diseases

osteoporosis

Experience

Azerbaijan Gusar Central Hospital

Vreden Russian Research Institute of Traumatology and Orthopedics

Azerbaijan Göranboy, First Lieutenant Doctor

Hospital Park Darıca Hospital

BAH

Education

Azerbaijan Medical Faculty (2015)

Kocaeli Derince Training and Research Hospital (2016-2020)

Vocational Trainings, Courses and Conferences Attended

Internal Medicine Congress

Gastro Academy

Dr. Pongsapisut Poonsawatphong, widely known as “Doctor Ek,” is a prominent psychiatrist in Thailand who has made significant contributions to the field of mental health. With years of professional experience, he is recognized for his clinical expertise and his leadership in shaping mental health services that are both accessible and stigma-free. He currently serves as an executive of the SMIND network and is also the resident psychiatrist at the SMIND Mental Health Clinic located in Khon Kaen.

Dr. Pongsapisut’s career includes prior service at Srinagarind Hospital, a leading teaching hospital affiliated with Khon Kaen University, where he was actively involved in psychiatric care, education, and community outreach. His approach emphasizes not only treatment but also mental health promotion and preventive care. This philosophy is evident in the services provided at SMIND, which operates under the concept “You don’t have to be sick to come,” encouraging people to seek mental wellness proactively.

In addition to his medical career, Dr. Pongsapisut is also known for his advocacy on social issues. In October 2020, he was among the group of medical professionals who signed a public statement calling for an end to violence against peaceful protesters in Thailand. This action demonstrated his dedication to human rights, ethical responsibility, and social justice—principles that deeply influence his approach to psychiatry.

Dr. Pongsapisut continues to be a leading voice in mental health reform, striving to break down social stigmas and promote psychological well-being across all sectors of Thai society.

Dr. Marc Ulrich Becher is an interventional cardiologist and heart failure specialist at Städtisches Klinikum Solingen. He is known for performing advanced procedures such as coronary angiography, radiofrequency ablation with 3D mapping, carotid angioplasty, and stenting.

Dr. Becher’s clinic carries out about 3,000 to 4,000 diagnostic and therapeutic procedures each year. These include complex coronary interventions, catheter-based valve replacements, and structural heart procedures. He is experienced in using advanced imaging techniques like IVUS and OCT for accurate diagnosis and treatment planning.

Dr. Becher is dedicated to providing thorough and compassionate care. He uses modern therapies for both acute and chronic cardiovascular diseases, focusing on patient safety and positive outcomes.

Dr. Mustafa Serkan Durdu is a cardiovascular surgeon at Memorial Göztepe Hospital. He previously worked at Memorial Ankara Hospital and Ankara University. He focuses on minimally invasive heart and valve surgery. His work includes right anterior minithoracotomy and combined procedures.

He has published peer-reviewed studies on sutureless aortic valve replacement. His work also covers multiple valve implantation via right anterior thoracotomy, valve surgery with right coronary artery bypass, and molecular markers of chronic atrial fibrillation. His papers have appeared in The Journal of Thoracic and Cardiovascular Surgery, Heart, Lung and Circulation, and The Thoracic and Cardiovascular Surgeon.

He earned his MD from Erciyes University. He completed cardiovascular surgery training at Ankara University and additional training in biotechnology and genetics. He is a member of EACTS, ISMICS, MIRC, and Turkish societies for cardiovascular surgery, vascular surgery, and hematology.

Dr. Vladimir Goldman is a leading orthopedic surgeon in Israel. He heads the Limb Lengthening and Deformity Correction Department. Dr. Goldman is the only doctor in the country using the latest Stride magnetic nail technology. This method allows limb lengthening of up to 8 cm and lowers the risk of complications and infections.

He specializes in limb lengthening and deformity correction for children and adults. Dr. Goldman uses advanced internal and external fixation methods, including the Ilizarov technique. He has broad experience treating complex fractures, bone defects, and congenital conditions such as clubfoot and cerebral palsy.

Dr. Goldman graduated from the Hebrew University of Jerusalem. He completed advanced training at the Hospital for Special Surgery in New York. He has received recognition for his achievements. Dr. Goldman is a member of the Israeli Society of Pediatric Orthopedics and the North American Society for Limb Lengthening and Deformity Correction.