Mustafa Ondzhel
- 24 years of experience
- Location: Turkey, Istanbul
Professor of oncosurgery and proctology
Compare top Ultrasound doctors and prices across 50+ countries. Find your best match here.
We'll hand-pick the best doctors based on your needs and budget.
Meet the experts behind this page
Medically reviewed by Fahad Mawlood
Medical Editor & Data ScientistTop doctors
498
Turkey
Reviews
14,000+
From real patients
Get free personalized treatment plans and choose the best option. No commitment · No payments for our services
Professor of oncosurgery and proctology
Bachelor of Medicine from the Faculty of Medicine, Siriraj Hospital, Mahidol University.
Siriraj Hospital, part of Mahidol University, is Thailand's oldest and most prestigious medical institution. Known for its top-tier medical education, research, and healthcare services, it offers specialized centers in areas like cancer and neuroscience. It serves as a leading public hospital, treating millions annually and has a strong historical and royal connection, further enhancing its reputation.
OB/GYN
Diploma in Obstetrics and Gynecology from the Faculty of Medicine, Siriraj Hospital, Mahidol University.
Orasa Teerakul is currently working as Obstetrician and gynecologist at Intrarat Hospital.
Under his leadership, the hospital is actively expanding its services, including paediatric cardiology and intensive care, and is planning to establish an interdisciplinary center for parents and children on the basis of the Department of Paediatrics.
Dr. Propson's many years of experience have established him as a leading expert in neonatology and paediatric cardiology in Germany and Europe. His dedication and commitment to the highest level of care for young patients is reflected in his work. Dr. Propson's research and scientific publications demonstrate his in-depth knowledge and commitment to development in paediatrics.
For many years Dr. Propson worked as a leading physician in the Department of Paediatrics and Adolescent Medicine at the Leverkusen Clinic in Leverkusen, Germany, where he was also responsible for managing the paediatric intensive care unit. In addition to his primary work, Dr. Propson devotes a great deal of time to continuing education to ensure that his patients receive the most up-to-date treatments in his department.
His unique professional qualities and qualifications set him apart from other physicians. Dr. Propson's patients can rest assured that they are in good hands at the Department of Paediatrics and Adolescent Medicine at the Academic Hospital Solingen.
Membership in societies:
German Association of Physicians
Expert of scientific journals
Specialisations:
Emergency medicine
Intensive care
Paediatric cardiology
Neonatology
Work Experience:
2006: Graduation from the Faculty of Medicine
2006 - 2011: Specialization as a specialist in paediatrics and adolescent medicine.
2011 - 2023: Lead physician in the Department of Paediatrics and Adolescent Medicine at the Leverkusen Clinic.
2023: Chief physician in the Department of Paediatrics at the Academic Hospital Solingen.
| EDUCATION | |
| |
| WORK EXPERIENCES & PRACTICES | |
| |
| OTHER EXPERIENCES | |
| 2015-2017 | Instructor nursing student at Sai noi hospital and Bangbuatong hospital |
| 2015 | Member of Pharmacy and Therapeutics Committee at Bangbuatong hospital |
| 2015 | Emergency Medicine, organized by Phramongkutklao hospital |
| 2016 | Update in internal medicine, organized by Siriraj hospital |
| 2016 | Ambulatory medicine, organized by Chulalongkorn-Ramathibodi-Siriraj hospita |
| 2016 | 5th ECG workshop, organized by Chulalongkorn hospital |
| ACADEMIC ACHIEVEMENTS | |
| Co-author in: Development and validation of a cancer-associated venous thromboembolism clinical risk prediction (CAT-CR) model >> waiting for publication | |
Education:
Degree Program University Year
Bachelor Medical Sciences İstanbul University 1995
Master Degree Medical Sciences İstanbul University 1997
Doctorate and expertise in medicine
Istanbul Faculty of Medicine, Department of Neurology İstanbul University 2004
Assistant professor
İstanbul Bilim University, Faculty of Medicine, Department of Neurology İstanbul Bilim University 2009
Associate professor
İstanbul Bilim University, Faculty of Medicine, Department of Neurology İstanbul Bilim University 2011
Clinical Neurophysiology Subspecialty
İstanbul Bilim University, Faculty of Medicine, Department of Neurology İstanbul Bilim University 2011
PhD Thesis:
INVESTIGATION OF ANTI-GANGLIOSIDE AND ANTI-GLUTAMIC ACID DECARBOXYLASE ANTIBODIES IN JUDICIAL MYOCLONIC EPILEPSY AND INVESTIGATION OF SUBCLINIC ANTERIOR HORN INVOLVEMENT BY ESTIMATE MOTOR UNIT COUNT METHOD-2002
Experience
Research Assistant
Department of Neurology, Istanbul Faculty of Medicine, Istanbul University 1998-2004
Specialist
Şişli Florence Nightingale Hospital, Department of Neurology 2004-2009
Assistant Professor
Istanbul Bilim University, Faculty of Medicine, Department of Neurology 2009-2011
Assoc. Prof.
Şişli Florence Nightingale Hospital Department of Neurology
İstanbul Florence Nightingale Hospital
Memberships to Scientific Organizations:
Turkish Medical Association
Turkish Neurology Association
Turkish Association for Combating Epilepsy
Turkish Clinical Neurophysiology EEG-EMG Association
Association of Child Neurology and Neuroimmunology
Awards:
Clinical Neurophysiology Congress (Antalya-2013): First prize for the poster paper titled "Continuous Video-EEG Monitoring Findings and Clinical, Laboratory and Imaging Characteristics of Patients Monitored in the Neurology Intensive Care Unit Due to Alertness Defect"
National Epilepsy Congress (Muğla-2012): "Does Semiology Tell Us the Origin of Seizures Consisting Mainly of Alteration of Consciousness?" Kenan Tükel publishing award for his publication
National Epilepsy Congress (Izmir- 2008): First prize in the field of epilepsy congress publications with the publication titled "Reduced axon number in Juvenile Myoclonic Epilepsy demonstrated by motor unit number estimation analysis"
National Epilepsy Congress (Ankara- 2004): First prize in the field of epilepsy congress publication with the publication titled "No association of anti-gm1 and anti-gad antibodies with juvenile myoclonic epilepsy"
Turkish Clinical Neurophysiology EEG-EMG Association, 19th National Clinical Neurophysiology EEG-EMG Congress (Trabzon-2002): Congress publication award for the publication titled "Epileptic seizures in Behçet's disease".
Turkish Scientific and Technical Research Council scientific publications incentive award-2002: (With the publication titled "Epileptic Seizures In Behçet's Disease")
Turkish Neurology Association, 38th National Neurology Congress - 2002: Second prize for the oral presentation titled "Investigation of subclinical anterior horn involvement in juvenile myoclonic epilepsy with the estimated motor unit number method".
Turkish Epilepsy Association and Sanofi Pharma Scientific Research Project Support Award - 2001: "Investigation of anti-ganglioside antibodies in juvenile myoclonic epilepsies" thesis project.
The doctor is a leading specialist in the diagnosis and treatment of gynecological cancers, including ovarian, uterine, and cervical cancer. The doctor conducts research on cervical cancer causes and ovarian cancer diagnostics, focusing on early markers and targeted therapies.
Currently, the doctor serves as a senior physician in the department of gynecological oncology and heads the department of obstetrics and gynecology at the Medical Center Ichilov Sourasky. The doctor is also a senior lecturer and associate professor at Tel Aviv University.
With 39 scientific conference presentations and 83 published articles, the doctor is a prominent figure in the field, holding memberships in several prestigious gynecologic oncology societies.
The doctor is a highly skilled cardiologist with a specialized focus on arrhythmology. With extensive experience in diagnosing and treating complex cardiac arrhythmias, the doctor employs the latest techniques and technologies to provide exceptional patient care. Accredited by leading medical boards, the doctor has contributed significantly to advancements in cardiac health, participating in numerous clinical trials and publishing research in top-tier medical journals. The doctor's commitment to excellence is reflected in a strong record of successful patient outcomes and peer recognition in the field of cardiology.
Dr. Nurperi Gazioglu is a neurosurgeon. She trained at Istanbul University Cerrahpaşa Faculty of Medicine. She earned her MD in 1984 after study from 1978 to 1984. She completed neurosurgery training from 1986 to 1993. Her 1993 dissertation examined “Fetal Hypophysis Transplantation Under the Renal Capsule in Rats.”
She completed advanced courses in endoscopic pituitary surgery (2005, 2007, 2008) and endoscopic lumbar disc surgery (2007). She also trained in molecular genetics for clinicians (2003) and CME with the World Federation of Neurology (2002). She studied epilepsy surgery focused on insular–hippocampal anatomy (1999) and thoracolumbar trauma (1998). She attended the EANS European Neurosurgery Course (1988). Her clinical training includes observerships at APHP Necker–Enfants Malades and Hôpital Lariboisière in 1991. She completed an internship there in 1999.
Dr. Cenk İndelen is a cardiovascular surgery specialist. He has practiced since 2002. He has worked at Istanbul Florence Nightingale Hospital since 2025. He completed his residency in thoracic, cardiovascular, and vascular surgery at Kocaeli University (1996–2002). He became an associate professor in 2023.
His focus is patient blood management and cardiothoracic optimization. He has published on transfusion cost-effectiveness and PBM implementation (Cardiovasc J Afr, 2023). He has also reported on the economics of aortic valve replacement (Heart Surg Forum, 2023) and techniques in coronary, mitral, and aortic surgery. His work also appears in JAMA (2023), Crit Care Med (2025), and Transfusion (2025).
Accreditations and memberships: Orsi da Vinci robotic console training (Belgium, 2014). Koç University Animal Use Certificate (2017). Society for the Advancement of Patient Blood Management course (2020). Publons Peer Reviewer course (2020). Member of the Turkish Society of Cardiovascular Surgery, ISMICS, the ERAS Society, the Blood Transfusion Society, the Society for the Advancement of PBM, and ASCVTS.
Dr. Nuri Delikara is an obstetrics and gynecology specialist at Kadıköy Florence Nightingale Hospital (2011–present). He focuses on assisted reproductive therapy.
He was an assisted reproductive therapy specialist at Ferticenter Istanbul IVF Center (2005–2011). Earlier, he served as Chief Assistant at Zeynep Kamil Women and Children's Diseases Training and Research Hospital (1996–2005). He completed his obstetrics and gynecology specialization at the same hospital (1991–1996).
Education: Hacettepe University Faculty of Medicine (1983–1991); Public Health Master’s Program, Marmara University (2000); Assisted Reproductive Therapy Certificate Program, Hacettepe University (2000). Memberships: Turkish Gynecology Association; Turkish Reproductive Health and Infertility Association; Association of Reproductive Medicine and Surgery; American Society for Reproductive Medicine (ASRM); European Society of Human Reproduction and Embryology (ESHRE).
Prof. Dr. Florian Fitzal is Head of Breast Reconstruction at Hanusch Hospital in Vienna and runs a private practice in Vienna's 18th district. He specializes in breast cancer surgery, focusing on breast-conserving surgery, oncoplasty, mastectomy, breast reconstruction, anti-hormone therapy, palliative care, and follow-up. He also performs abdominal surgery, including hernia and gallbladder operations.
Previously Head of Breast Surgery at Vienna General Hospital (AKH) and the Breast Center in Linz, Prof. Dr. Fitzal is a University Professor at the Medical University of Vienna and holds an MBA in Public Health. He is a Fellow of the European Board of Surgery in Oncological Surgery and an active member of the European Society of Medical Oncology, European Society of Surgical Oncology, and the Austrian Breast and Colorectal Cancer Study Group. He has published over 143 scientific papers and written 4 books on breast cancer surgery.
ACADEMIC CAREER SUMMARY
Degree: Bachelor's
Field: Medicine
University: Atatürk University
Year: 2001
Degree: Master's
Field: Medicine
University: Atatürk University
Year: 2001
Specialization/Doctorate: Internal Medicine/Gastroenterology
University: İnönü University
Year: 2012
Associate Professorship: Gastroenterology
University: İnönü University
Year: 2018
Foreign Language: English, 67.5, 2007
H-index (WoS/Google): 8/10
Impact Factor: 8.1577
Key Research Work:
“Does apocynin increase liver regeneration in the partial hepatectomy model?” Yılmaz Bilgiç, Burhan Hakan Kanat, Onural ÖZHAN, Azibe YILDIZ, Zeynep AKSUNGUR, Mehmet Erman ERDEMLİ, Nigar VARDI, Yusuf TÜRKÖZ, Sami AKBULUT, Adem KÖSE, Hakan PARLAKPINAR. Turkish Journal of Medical Sciences, 2023 (53), 1-12 Q3.
Declared Project Title, Year:
K.3.6. “Investigation of the Effects of Vinpocetine in Sepsis Created by Cecal Ligation and Puncture in Rats” (Principal Investigator), 2023
International Experience:
Advanced Endoscopy Training, Anam Hospital, South Korea (3 months, 2016)
Advanced ERCP Course, Olympus Training Center, Hamburg (2017)
ADMINISTRATIVE POSITIONS
The doctor is a respected physician based in Vienna, specializing in internal medicine and oncology. With a career marked by a patient-focused approach, the doctor combines advanced medical knowledge with compassion. After graduating from the Medical University of Vienna in the 1990s, the doctor pursued residency training in internal medicine and hematology/oncology, focusing on complex cancers and blood disorders.
In the 2000s, the doctor advanced in hematology and oncology, participating in clinical research and introducing new systemic therapies. Currently, as a consultant and attending physician at Wiener Privatklinik, the doctor treats solid tumors and hematologic malignancies, emphasizing systemic therapies and holistic care.
2015 - 2015
Medipol Üniversitesi Parkinson Hastalığı ve Hareket Bozuklukları Merkezi
2009 - 2009
Medicalpark Bahçelievler Hastanesi
1999 - 2004
Medicalpark Bahçelievler Hastanesi
1997 - 2009
Amerikan Hastanesi
1997 - 1997
VKV Amerikan Hastanesi
1995 - 1995
Division of Neurosurgery, Toronto Western Hospital Research Fellow
1995 - 1995
Department of Neurosurgery, The Johns Hopkins Hospital
1995 - 1997
Toronto Western Hospital,
1994 - 1994
Division of Neurosurgery, Toronto Western Hospital
1992 - 1992
Department of Neurosurgery, University of Virginia
1992 - 1992
Department of Neurosurgery, University of Washington
1992 - 1992
İsrail Kudüs, The European Association of Neurosurgical Societies European
1991 - 1991
İspanya Zaragoz- The European Association of Neurosurgical Societies European
1990 - 1990
Glasgow, Scotland, İngiltere
1990 - 1990
Glasgow ve Edinburg, The British Council
1990 - 1990
Glasgow ve Edinburg, The British Council1994
Marmara University Institute of Health Sciences, Neurophysiology
1993
Marmara University Faculty of Medicine, Neurosurgery and Neurosurgery
1989
Marmara University Faculty of Medicine, Neurosurgery and Neurosurgery
1983
Hacettepe University, Faculty of Medicine
1983
Hacettepe University, Faculty of Medicine
General Internal Medicine
Graduated (M.D. From)
Doctor of Medicine, Faculty of Medicine, Srinakharinwirot University
Working in general internal medicine treat patients with a wide range of acute and long-term medical conditions.
Certificates
Certificate of Internal Medicine, Faculty of Medicine, Bhumibol Adulyadej Hospital, Directorate of Medical Services, Royal Thai Air Force
Current Positions
General Internal Medicine doctor at Intrarat Hospital
Physician's Curriculum Vitae
Education and Specialization
1983-1989 - Firat University Faculty of Medicine
1993-1997 - DR. ZEKAI TAHIR BURAK WOMEN'S DISEASES AND BIRTH HOSPITAL, Women's Diseases and Obstetrics Specialization Training
Experience
Medicalpark Bahçelievler Hospital, Women's Diseases and Obstetrics Specialist
Kayseri Private Ibn Sina Hospital, Women's Diseases and Obstetrics Specialist
Dr. Zekai Tahir Burak Women's Diseases and Obstetrics Training and Research Hospital, Women's Diseases and Obstetrics Specialist
Courses and Certifications
(2011) 20th Annual Congress of the European Society for Gynaecological Endoscopy (ESGE) 2011, London
(2009) PGS: Is it the correct answer to the right question? Fertility treatment: from the past to the future. October 2–3, 2009, Prague, Czech Republic
(2009) 8th TURKISH-GERMAN Gynecology Congress, April 29–May 3, 2009, Antalya; Ovulation Induction Course
(2005) American Hospital Laparoscopy and Hysteroscopy Course
(2002) 2nd National In Vitro Fertilization Ovulation Induction Course
(1997) Dr. ZTB Laparoscopy and Hysteroscopy Courses
(1995) ITEM Laparoscopy Basic Training Course
Professional Memberships
Turkish Society of Gynecology
National Perinatology Association
Turkish Society of Reproductive Endocrinology and Infertility (TSRM)
He was born in Giresun-Espiye in 1961. He received his primary and secondary education in Espiye and Trabzon. He started his medical education at Hacettepe University, Trabzon Faculty of Medicine in 1978 and graduated from Karadeniz Technical University Faculty of Medicine in 1985. He did his 2-year compulsory state service as an Emergency Physician in the Emergency Service of Çanakkale State Hospital. In 1987, he started his specialization training at Istanbul University, Cerrahpaşa Faculty of Medicine, Department of Thoracic and Cardiovascular Surgery. He completed my specialization training in 1993 and started to work as a specialist in the same department. Continuing his professional and academic life at Cerrahpaşa Faculty of Medicine, Department of Cardiovascular Surgery, he became a professor and chaired the chair.
During and after his specialization training, he was found in various hospitals in many different countries for vocational training and development purposes. In addition to various fields of Cardiovascular Surgery, he has worked for many years in the fields of cardiovascular traumatology, multi- and interdisciplinary cardiovascular surgery, video-thoracoscopic endoscopic surgery and thoracic surgery.
In addition to his academic and surgical professional studies, he has a master's degree in the field of "Health Institutions Management" and has also held managerial positions such as Head of Cardiovascular Surgery Department at Cerrahpaşa Medical Faculty, Deputy Chief Physician, Istanbul University, Revolving Fund Management.
He is amateurishly interested in social sciences in medicine and in this sentence "Medical Humanities" and "Medical illustration".
He has more than 200 articles published in national and international journals, over 200 international scientific citations, various book chapters on different topics, over 150 scientific studies and speeches presented at various national and international meetings.
The doctor is a highly respected Austrian general, visceral, and transplant surgeon specializing in hepato-pancreato-biliary surgery, liver transplantation, and oncologic abdominal surgery. With decades of experience, the doctor has significantly advanced complex abdominal procedures and interdisciplinary cancer treatment in Austria.
Graduating from the University of Vienna in the 1990s, the doctor completed specialist training in general and visceral surgery at the Medical University of Vienna. The doctor's work includes liver and pancreatic cancer surgeries, liver transplantation, and multivisceral resections.
The doctor is a senior consultant at Wiener Privatklinik and continues academic work at the Medical University of Vienna, with numerous publications on liver regeneration and surgical oncology outcomes.
You've viewed 19 of 498 doctors
Choosing a clinic abroad can be stressful. At Bookimed, with over 800K patients helped, we understand your concerns. We know how to find trusted doctors, the best price-quality options, and solutions for even complex cases. We’re here to guide you every step of the way.
Yan Matsiivskiy
Head of Medical Coordinator Team
4300++ patient journeys guided
3 years at Bookimed
2691 patients from the USA have found their doctor through us this month
2 min Quiz
Tell us your goal, budget, timeline
Human Matching + AI
Our algorithm finds matches, coordinator verifies fit
Your Options Ready
Compare prices, packages, dates. Chat with your coordinator
Overwhelmed by choices?
Guiding your treatment
Medically trained personal coordinators






| Rank | Doctor | experience | Good Fit For | What Sets Them Apart | Clinic & Location | Consultation |
|---|
20 top ranked Ultrasound doctors in the world are represented on this page. The list includes only verified specialists known for their experience and high success rates.
The ranking is composed according to the Bookimed patient reviews and considers the rate of hospitals where doctors practice.
Top 5 Ultrasound doctors on Bookimed.com:
The specialist's CV contains details about doctor's expertise and work experience, education, scientific research, and languages spoken. Compare information on several specialists, read carefully about their experience, success rates and methods they apply. Make sure the chosen doctor has a relevant experience in the treatment of a medical issue you are looking for. Read reviews of patients who had a consultation with the chosen specialist.
Famous Ultrasound doctors have vast experience, continue education constantly, participate in professional associations and have positive feedback from patients treated.
The price for the consultation on Ultrasound varies between experts and depends on some factors as:
To schedule your visit, just submit a request on Bookimed.com. Our coordinator will contact you to discuss the time and details of the appointment, so everything will go fast and comfortable.
We can help to find the right Ultrasound doctor if you have any difficulties with a choice. Bookimed services are free for patients ♥