Page 21 - Best Doctors in the World

Dr. Gülümser Kızıltaş Tokmak is a board-certified neurologist. She specializes in advanced neurophysiological diagnostics. She graduated from Istanbul University Cerrahpaşa School of Medicine in 2002. She completed her neurology residency at Okmeydanı Teaching and Research Hospital in 2008. Dr. Tokmak also holds a master’s degree in Electrophysiology from Istanbul University.

She has extensive experience in EMG, EEG, and PSG. Her main clinical interests are dementia, headache, and vertigo. Dr. Tokmak has contributed to many studies in these fields. She has worked at Ağrı State Hospital Neurology Clinic, Hisar Intercontinental Hospital, and Medical Park Hospitals.

2014 - Present, Istanbul/Istanbul/Türkiye

MEMORIAL SISLI HOSPITAL

Radiation Oncology Specialist

2011 - 2014, Istanbul/Istanbul/Türkiye

BEZMIALEM FOUNDATION UNIVERSITY FACULTY OF MEDICINE

Radiation Oncology Specialist

2009 - 2011, Erzurum/Erzurum/Türkiye

ERZURUM REGIONAL TRAINING AND RESEARCH HOSPITAL

Radiation Oncology Specialist

2003 - 2008, Istanbul/Istanbul/Türkiye

MARMARA UNIVERSITY FACULTY OF MEDICINE RADIATION ONCOLOGY DEPARTMENT

Research Assistant

Dr. Orhan Babucçu is a highly experienced plastic, aesthetic and reconstructive surgeon with over 20 years of experience. He is especially skilled in tummy tucks, revision rhinoplasty, breast surgery, body contouring, genital aesthetic, chronic wound treatment, skin cancer and nose jobs. He is a member of several professional organizations and has completed training in microsurgery and medical specialization in Turkey and the US.

Dr. Orhan Fahri Demir is a specialist in Aesthetic, Plastic, and Reconstructive Surgery. He currently works at Memorial Bahçelievler Hospital. Previously, he was a plastic surgeon at İSÜ Bahçeşehir Liv Hospital from 2023 to 2025 and at Adıyaman Training and Research Hospital from 2021 to 2023. He completed his residency at Ege University Faculty of Medicine Hospital.

Dr. Demir completed his residency in Plastic, Reconstructive, and Aesthetic Surgery at Ege University. He received his medical degree from Gazi University. He holds important certifications, including the Plastic Surgery Resident Training Certificate from the Turkish Society of Plastic Reconstructive and Aesthetic Surgery and a Basic Microsurgery Certificate.

Dr. Demir has spoken at international congresses such as the International Plastic Surgery Congress in Sarajevo (2024) and the Facelift Congress in Azerbaijan (2024). He also served as an instructor at the 46th Microsurgery Course in 2023.

Dr. Ismail Onder Uysal is a specialist in plastic surgery and ENT with over 26 years of experience. He has performed around 2,500 procedures. He is known worldwide for his skills in rhinoplasty, including open and closed techniques and revision surgeries.

Dr. Uysal graduated from Cumhuriyet University in 1999. He has worked as a lecturer in academic medicine and has published in international medical journals. Many patients from different countries seek his advanced surgical care.

Dr. Şeniz Üstündağ completed her dental education at Marmara University Faculty of Dentistry and was later accepted into the English doctoral program at the same faculty in 2002. She earned her doctorate in 2007 with her thesis titled “Computerized axiographic evaluation of centric occlusion-maximum intercuspation positions and condylar movements before and after relaxation splint therapy in patients with temporomandibular disorders.” Her specialization was certified in 2011. During this period, she participated in numerous national and international congresses and completed many treatments related to fixed treatments, lingual therapy, orthognathic surgery preparation, Invisalign treatments, myobrace treatments, Roth techniques, anchorage systems with mini screws, cleft lip and palate, and management of impacted teeth.

MEDICAL INTEREST AREAS

– Fixed Orthodontic Treatment

– Preventive Orthodontic Treatment

– Functional Treatments

– Treatment with Clear Aligners (Invisalign first/Teen/MA)

– Management of Impacted Teeth

– Anchorage with Mini Screws

– Preparation for Orthognathic Surgery

EDUCATION

Undergraduate: Marmara University Faculty of Dentistry

Doctorate/Specialization: Marmara University Faculty of Dentistry

Dr. Rahib Hasanov is a medical oncologist. He graduated from Istanbul University Cerrahpaşa Faculty of Medicine (1999–2005). He completed an internal medicine residency (2009–2013) and a medical oncology fellowship at Marmara University (2015–2018). He also completed an observership at Houston Methodist Hospital (2006–2007).

He focuses on personalized oncology. His treatments include immunotherapy, targeted therapy, and novel agents. His clinical interests include gastrointestinal, breast, lung, and genitourinary cancers.

He attends national and international conferences. He welcomes patients from Turkey, Azerbaijan, Montenegro, Georgia, Uzbekistan, the Middle East, Europe, and the United States.

Harun Kaya is a hair transplant specialist. He completed the Anesthesia Technician Program at Istanbul Okan University (2018–2020).

Experience: Hair Transplant Assistant at Este Future Clinic (2020–2021). Hair Transplant Technician at Rizza Hair Clinic in Kosovo (2021–2022). Hair Transplant Specialist at Lokman Hekim Medical Center in Ankara (2022–2023). Hair Transplant Specialist at Emsey Hospital (2023–2024). Hair Transplant Specialist at Lokman Hekim Istanbul Hospital (2024–2026). He speaks Turkish.

Dentist Emine Tuğçe Ateş was born in Muğla. She completed her primary and secondary education in Muğla and, she is a graduate of Muğla Anatolian Highschool.

Ateş successfully completed her master's degree at Ege University Faculty of Dentistry. She developed herself in the fields of aesthetic dentistry and pulp health by participating in international congresses during her student and professional life.

She continues to work at WestDent Private Oral and Dental Health Polyclinic.

Associate Professor Dr. Burak Teymen is a cardiologist. He earned his M.D. from Hacettepe University in 2000 and completed cardiology training in 2005. He specializes in heart and vascular diseases.

He has extensive experience in interventional cardiology, including angiography, balloon angioplasty, and stent placement. He uses up-to-date diagnostic and treatment methods.

He worked at Emsey Hospital from 2014 to 2022. He opened his own clinic in Kadıköy in September 2022.

Op. Dr. Cemile Elif Erol is a Gynecologist and Obstetrician. She graduated from Atatürk University Faculty of Medicine in 2018. She completed her specialization in Gynecology and Obstetrics at Marmara University in 2023.

Dr. Erol has experience in pregnancy monitoring and high-risk pregnancy management. She performs both normal and cesarean deliveries. She is skilled in advanced laparoscopic and hysteroscopic surgeries. Dr. Erol also diagnoses and treats polycystic ovary syndrome and hormonal disorders. She provides cervical cancer screening and manages urinary incontinence and genital prolapse. She offers menopausal care, including bioequivalent hormone therapies.

Dr. Mehmet Saygı is a board-certified cardiologist. He specializes in coronary artery disease, heart failure, heart valve diseases, hypertension, and arrhythmias. He earned his medical degree from Ankara University Faculty of Medicine in 2013. He completed his cardiology training at Siyami Ersek Thoracic and Cardiovascular Surgery Training and Research Hospital in 2019.

Dr. Saygı has performed more than 2,500 coronary angiographies. He has also completed over 300 stent and balloon procedures. He is skilled in advanced diagnostics such as transesophageal echocardiography and Holter monitoring. Dr. Saygı has worked at Ankara University, Dr. Siyami Ersek Hospital, and Düzce Atatürk State Hospital.

Assoc. Prof. Dr. Oğuzhan BABACAN completed his undergraduate, specialty and sub-specialty education at GATA Military Medical Faculty/Ankara. After becoming a specialist in Pediatrics, he worked in the field of Social Pediatrics for two years, where Healthy Baby Monitoring and vaccine follow-up were carried out. Then, she completed her subspecialty training in Pediatric Hematology and Oncology and continued her studies in the field of pediatric blood and cancer diseases. In addition to the treatment of children suffering from leukemia, lymphoma, solid tumors and other blood diseases, she has been working in the Bone Marrow Transplantation (Transplant) Unit for 13 years in Allogeneic (unrelated and intrafamilial), Autologous (from the patient himself) and Haploidentical (partially HLA compatible) hematopoietic stem cell transplantation. In 2018, he received the title of Associate Professor in the field of Pediatric Hematology and Oncology Science/Art.

MEDICAL AREAS OF INTEREST

Healthy baby follow-up and vaccinations

Lymph node enlargement

Pediatric patients with anemia (anemia)

Leukemia

Lymphoma

Bone Marrow Transplant

ITP

Thalassemias

Hemophiliacs

Solid tumors

Hemangioma

Childhood blood disorders

Children with frequent infections

Fever of unknown origin

Malnutrition in children

AFTER COMPLETING MY MEDICAL EDUCATION AT BURSA ULUDAĞ UNIVERSITY FACULTY OF MEDICINE BETWEEN 2007-2014, I COMPLETED MY CARDIOLOGY EDUCATION AT ERZURUM ATATÜRK UNIVERSITY FACULTY OF MEDICINE BETWEEN 2015-2019. AFTER COMPLETING MY COMPULSORY SERVICE IN ERZURUM, I WORKED IN DÜZCE ATATÜRK STATE HOSPITAL BETWEEN 2021-2022. AS OF SEPTEMBER 2022, I HAVE BEEN PROVIDING CARDIOLOGY POLYCLINIC SERVICE IN HİSAR INTERCONTIINENTAL HOSPITAL. 

MEDICAL INTERESTS

• Diagnosis of Coronary Artery Disease (Stress Test, MPS, Coronary Angiography) and Treatment (Stent, Balloon)
• Diagnosis and Treatment of Heart Failure
• Heart Valve Diseases
• Hypertension
• Transesophageal Echocardiography (TEE)
• Diagnosis (Holter Monitoring) and Treatment of Arrhythmias
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Professor Dr. Engin Cakar is a specialist in Physical Medicine and Rehabilitation, Algology (Pain Medicine), and Electrodiagnostic Neurology. He practices at Memorial Göztepe and Memorial Şişli Hospitals. He previously held posts at Medipol Mega University Hospital and GATA Haydarpaşa Training Hospital.

Titles and training: Professor (2016). Associate Professor (2011). Algology specialty, Ministry of Health Medical Specialization Board–GATA (2011). Electrodiagnostic Neurology, Marmara University (2007–2010).

Publications: 40 international and 17 national peer-reviewed articles. Presentations: 17 international and 12 national. He has also written many book chapters. Memberships: European Society of PRM; Turkish PM&R; Turkish Algology; Turkish Clinical Neurophysiology (EEG–EMG). He chairs the Brain Stimulation and Neurorestoration Working Group.

Further training: Harvard Medical School—Transcranial Magnetic Stimulation and Direct Current Stimulation. He has given many invited lectures and attended many congresses.

2022 - Present, Istanbul/Türkiye

MEMORIAL BAHÇELİEVLER HOSPITAL

Obstetrics and Gynaecology Specialist

2018 - 2022, Istanbul/Türkiye

BEZMIALEM FOUNDATION UNIVERSITY FACULTY OF MEDICINE HOSPITAL

Obstetrics and Gynaecology Specialist

2016 - 2018, Adiyaman/Türkiye

KAHTA STATE HOSPITAL

Obstetrics and Gynaecology Specialist

Dr. Haşim Üstünsoy is a cardiovascular surgeon with over 36 years of experience. He is known for his expertise in minimally invasive heart surgeries and robotic surgeries. He provides services like radiofrequency ablation and installing heart pacemakers. Dr. Üstünsoy has published 37 articles in internationally refereed journals and 45 articles in national peer-reviewed journals.