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Dr. Ramazan Gozukucuk is an infectious disease specialist at Hisar Hospital Intercontinental in Istanbul. He specializes in treating viral hepatitis, hospital-acquired infections, and travel-related diseases. He earned competency certificates in infectious diseases and clinical microbiology. Dr. Gozukucuk works at a JCI-accredited facility that treats over 500,000 patients every year.

• Participated in over 35 national and international medical congresses.
• Published 15 scientific papers on molecular biology and emerging infections.
• Expertise includes sterilization protocols and medical genetics.
• Treats patients at a clinic ranked for top radiotherapy and patient assistance.

Dr. Muzeyyen Almora Guleryuz is an obstetrician and gynecologist at Memorial Şişli Hospital in Istanbul. She provides specialized care in women’s health and pregnancy management. Her practice is based at the first hospital in Turkey to earn JCI accreditation. This ensures her patients receive care under world-class safety standards.

• Practices at Memorial Şişli Hospital, which manages patients from over 160 countries.
• Maintains a clinical focus on both obstetrics and general gynecological health.
• Served as a specialist at Acibadem Fulya and several military hospitals.
• Utilizes the advanced infrastructure of a facility with 13 dedicated operating rooms.

Assoc. Prof. Dr. Servet İğrek is an Orthopaedics and Traumatology specialist trained at Marmara University. He practices at Diyarbakır Selahaddin Eyyubi State Hospital and Kartal Dr. Lütfi Kırdar City Hospital.

He focuses on sports injuries and arthroscopic surgery. He has extensive experience in knee, shoulder, hip and ankle arthroscopy; ligament and meniscus surgery; shoulder instability; cartilage injuries; arthroplasty; and orthopaedic trauma.

He completed a SECEC & ESSKA‑approved Sports Surgery Fellowship Program. He has authored or co‑authored many peer‑reviewed publications, book chapters and congress presentations. He teaches in national and international arthroscopy training programs. He is an active member of the Turkish Orthopaedics and Traumatology Association, TUSYAD, the Turkish Shoulder and Elbow Surgery Association, the Hip and Knee Arthroplasty Association, and SICOT.

Dr. Mehmet Aydogan is an orthopedic and spine surgeon at Memorial Şişli Hospital. He specializes in scoliosis treatment, degenerative spine disease, and complex joint reconstruction. Dr. Aydogan completed a research fellowship at the UCLA Comprehensive Spine Center. He previously served as the head of a spine surgery center in Istanbul.

• Member of the North American Spine Society and Scoliosis Research Society.
• Maintains a portfolio of 50 journal articles and 37 scientific presentations.
• Performs robotic-assisted MAKOplasty for hip and knee replacements.
• Practices at JCI-accredited Memorial Şişli, the first Turkish hospital to earn this status.

Dr. Faruk Eroglu is an ophthalmologist at Hisar Hospital Intercontinental in Istanbul. He has performed over 10,000 argon laser procedures. Dr. Eroglu specializes in retinal diseases, cataract surgery, and excimer laser therapy. He trained at Istanbul University’s Faculty of Medicine. His practice focuses on diabetes-related yellow spot treatment and refractive surgery.

• Completed over 5,000 excimer laser treatments and 1,000 cataract surgeries.
• Maintains membership with the American Academy of Ophthalmology.
• Member of the European VitreoRetinal Society and the International Ocular Inflammation Society.
• Works at Hisar Hospital, a JCI-accredited facility serving 500,000 patients annually.

Dr. Birol Baysal is a gastroenterology specialist at Memorial Şişli Hospital in Istanbul. He has held clinical and academic roles at major Turkish medical institutions. Dr. Baysal serves as a lecturer in gastroenterology at Bezmialem Foundation University. He works at a JCI-accredited facility known for its high clinical safety standards.

• Treats a variety of digestive system disorders and colorectal conditions.
• Served as a gastroenterology specialist at Diyarbakir Training and Research Hospital.
• Practices at Memorial Şişli, the first hospital in Turkey to earn JCI accreditation.
• Maintains a clinical focus on internal medicine and digestive health.

Dr. Orhan Shencan is a clinical oncologist at Lokman Hekim Istanbul Hospital. He attained an associate professorship in medical oncology in 2009. Dr. Shencan treats patients at a JCI-accredited facility in Istanbul. He completed his medical oncology training at Ankara University.

• Served as a medical oncology specialist at the Bahrain Oncology Center.
• Held a former associate professor role at Fatih University Faculty of Medicine.
• Practiced at several major Turkish institutions, including Acıbadem Maslak Hospital.
• Works at a clinic that treats over 10,000 patients every year.

Dr. Gulumser Kiziltas Tokmak is a neurologist at Hisar Hospital Intercontinental in Istanbul. She holds a master’s degree in electrophysiology from Istanbul University. Dr. Tokmak specializes in brain health, treating conditions like dementia, chronic headaches, and vertigo. She works at a JCI-accredited facility known for international patient safety standards.

• Specializes in diagnostic studies including EMG, EEG, and polysomnography (PSG).
• Treats complex neurodegenerative disorders like Alzheimer’s, Parkinson’s, and multiple sclerosis.
• Manages specialized neurological therapies, including medication for essential tremors and ALS.
• Performs advanced diagnostic monitoring, such as video-EEG and electroneurography.

Dr. Onur Shahin is a челюстно-лицевой surgeon and implantologist at WestDent Clinic. He performed the first zygomatic, pterygoid, and transnasal bone implant cases in Turkey. Dr. Shahin treats complex conditions like jaw cysts and medication-related osteonecrosis of the jaw. He has provided these specific implant solutions for over 100 patients.

• Published over 50 articles in national and international scientific journals.
• Expert in All-on-X protocols and bone regeneration using stem cell therapy.
• Regular speaker and cadaver course instructor for international surgical symposiums.
• Works at WestDent Clinic, an ISO 9001-certified facility in Izmir.

Dr. Servet Alan is a specialist in infectious diseases and clinical microbiology at Memorial Şişli Hospital. He holds a Master’s degree in pediatric infectious diseases from Istanbul University. Dr. Alan also earned a Master’s in hospital and healthcare management. He treats patients at a JCI-accredited facility known for world-class safety standards.

• Member of the Klimik Association and the Turkish Society of Microbiology.
• Active member of the Association for Hospital Infections and Control.
• Served as a specialist at Haseki Training and Research Hospital for 15 years.
• Participates in numerous international microbiology congresses and seminars.

Dr. Ibrahim Erdim is an ENT specialist at Lokman Hekim Istanbul Hospital. He specializes in rhinoplasty, head and neck cancer surgery, and pediatric ENT. Dr. Erdim developed the Nasal Axis Lateralization Suture Technique for crooked nose correction. He works at a JCI-accredited facility that treats 10,000+ patients annually.

• Authored the Stapes Stabilizing Cartilage Graft technique for middle ear surgery.
• Published research on the effects of propolis on salivary glands after radiotherapy.
• Member of the Istanbul Association of ENT and Head & Neck Surgeons.
• Expertise includes neurotology and medical facial aesthetic procedures.

Dr. Safak Olgan is a gynecologist and IVF specialist at Memorial Antalya Hospital. He focus on reproductive medicine and laparoscopic surgery. He treats infertility using research-backed methods for embryo transfer and uterine health. Dr. Olgan works at a JCI-accredited facility meeting international safety standards.

• Winner of the EBCOG Andre Van Assche Kuleuven award for best study.
• Representative for Turkey in the European Network of Trainees in Obstetrics and Gynecology.
• Researches the effects of obesity and endometrial compaction on IVF success.
• Expert in uterine manipulation techniques for laparoscopic hysterectomy.

Dr. Rouzbeh Fazeli is a periodontology specialist at Nifa Dent International in Izmir. He focuses on minimally invasive implantology and complex gum treatments. Dr. Fazeli earned his degree from Ege University, one of Turkey’s most respected medical institutions. He provides dental care in English, Persian, and Azerbaijani.

• Performs All-on-4, All-on-6, and flapless dental implant surgeries.
• Specializes in sinus lifting, bone grafting, and gingival recession plastic surgery.
• Uses laser dentistry and 3D imaging for precise diagnostics and treatment.
• Practices at Nifa Dent, a center holding the International Health Tourism Authorization Certificate.

Dr. Toluy Ozgumus is a hematologist at Hisar Hospital Intercontinental in Istanbul. He has diagnosed and treated over 1,000 patients with bleeding and coagulation disorders. He specializes in the treatment of rare hematological cancers and bone marrow transplantation. Dr. Ozgumus works at a JCI-accredited facility recognized for excellence in hematology-oncology.

• Performs allogenic bone marrow transplants from both related and unrelated donors.
• Treats complex blood cancers including acute leukemia, multiple myeloma, and lymphomas.
• Expert in managing hematological findings related to Covid-19 infections.
• Differentiates myeloproliferative diseases from other causes of blood cell elevation.

Dr. Zinar Serhanoglu practices obstetrics, gynecology, and urogynecology. He provides prenatal care and pregnancy follow-up. He manages high-risk conditions such as preeclampsia and gestational diabetes. He performs vaginal and cesarean deliveries.

He specializes in minimally invasive surgery. He uses laparoscopy and V-NOTES for hysterectomy and for treating uterine disorders, ovarian cysts, fibroids, and ectopic pregnancy.

He treats stress urinary incontinence and pelvic organ prolapse. He provides long-term management of PCOS and endometriosis. He offers tubal ligation via laparoscopy or V-NOTES. He performs hysteroscopic treatment of uterine polyps and septum. He also provides perimenopausal and menopausal care, including bioidentical hormone therapy.

Dr. Mehmet Saygi is a cardiology specialist at Hisar Hospital Intercontinental in Istanbul. He has performed over 2,500 coronary angiographies throughout his career. Dr. Saygi specializes in the diagnosis and treatment of coronary artery disease and heart failure. He works at a JCI-accredited facility that serves 500,000+ patients annually.

• Performed over 300 stent and balloon procedures.
• Expert in transesophageal echocardiography and holter monitoring for arrhythmias.
• Treats complex cardiovascular conditions including heart valve diseases and hypertension.
• Trained at Siyami Ersek Thoracic and Cardiovascular Surgery Training Hospital.

Dr. Gokhan Ertas is a Professor of Cardiology at Memorial Şişli Hospital in Istanbul. He has published 52 articles in international peer-reviewed journals. Dr. Ertas treats complex conditions like atrial fibrillation, coronary artery disease, and heart valve disorders. He practices at a JCI-accredited facility known for its high success rates in cardiovascular care.

• Member of the European Society of Cardiology and Turkish Society of Cardiology.
• Performs heart valve replacement and coronary stenting.
• Completed a research fellowship at the Thorax Center in the Netherlands.
• Contributed to three medical books on cardiovascular medicine.

Dr. Remziye Dogan is a cardiologist at Hisar Hospital Intercontinental in Istanbul. She specializes in the diagnosis and treatment of coronary artery disease and heart failure. Dr. Dogan serves at a JCI-accredited facility that treats 500,000+ patients annually.

• Performs coronary angiography, balloon angioplasty, and stent placement.
• Expert in transesophageal echocardiography (TEE) for heart valve diseases.
• Treats arrhythmias using Holter monitoring and medical management.
• Manages complex hypertension and pulmonary hypertension cases.