Dr. Harald Krentel is the head of the obstetrics and gynecology clinic.
Experience
PRIVATE NISA HOSPITAL
Education
ISTANBUL MEDIPOL UNIVERSITY, DEPARTMENT OF Gynecology and Obstetrics
ISTANBUL MEDIPOL UNIVERSITY, Gynecological Diseases and Obstetrics
İSTANBUL SÜLEYMANİYE GYNEMS AND CHILDREN'S DISEASES HEALTH, WOMEN'S DISEASES
ISTANBUL UNIVERSITY ISTANBUL FACULTY OF MEDICINE, FACULTY OF MEDICINE
ISTANBUL UNIVERSITY ISTANBUL FACULTY OF MEDICINE, FACULTY OF MEDICINE
Title: Evaluation of the use of alternative and complementary therapies and conception status of women receiving infertility treatment.
Title: Is there any relationship between glycodelin levels and perinatal outcomes?
Title: Is there a relationship between early pregnancy loss and maternal serum human X-box binding protein 1 level?
Title: Evaluation of Obstetric Patient Transfers by Helicopter in Turkey.
Title: Single incision-two port laparoscopic tubal ligation versus conventional three port laparoscopic tubal ligation: A prospective comparative study.
Title: Nerve sparing feminizing genitoplasty with corporal septum excision in non-classic congenital adrenal hyperplasia.
Title: Analyzing the Relationship Between Genital Hygiene Behaviors in Women and Urinary Tract Infection in Any Period of Life.
Title: Effects of umbilical cord clamping time after birth on the risk of postpartum depression.
Title: Comparison of the effects of acarbose and metformin use on ovulation rates in clomiphene citrate-resistant polycystic ovary syndrome.
Title: Effects of Cervical Dilatation during Cesarean Section on Postpartum Process.
Title: Tibolonun transdermal östradiol tedavisiyle yükselmiş serum lipoprotein (a) düzeylerine etkisi.
Title: Operatif histeroskopi uygularda olgularda gelişen komplikasyonların sıklığı ve tipleri.
Title: Operatif Histeroskopiden Sonra Yapılan İkinci Bakış Histeroskopisi Sonuçları.
Title: “Beyaz noktalanma”; yeni bir vulvoskopik human papillomavirus (hpv) bulgusu.
Title: Benign nedenlerle yapılan histerektomi öncesi probe küretaj, kolposkopi, histeroskopi ve endoservikal küretajın tanısal değeri.
Title: İntrakaviter lezyonların tanısında transvaginal ultrasonografi ve histereskopinin güvenilirliğinin karşılaştırılması.
Üreme Yardımcı Tedavi Uygulamaları Eğitim Sertifikası (IVF-Tüp Bebek):
Neonatal Resüsitasyon Programı Uygulayıcı Sertifikası:
Acil Obstetrik Klinisyen Eğitimi:
Laporoskopi Uygulama Yeterlilik Kursu:
Histeroskopi Yeterlilik Sertifikası:
Ürojinekoloji Kursu 2004 Süleymaniye Kadın Hastalıkları ve Doğum Evi
Ürojinekoloji Kursu Kadavra Eğitimi
Kolposkopi Yeterlilik Kursu:
Jinekolik Estetik Kursu (2020)
WNotes Kursu
Kozmetik Jinekoloji Kadavra Kursu (2021)
Sistoskopi Kadavra Kursu (2021)
Canlı Cerrahi Jinekolojik Estetik Kursu (2020, 2021)
Canlı Cerrahi Kozmetik Jinekoloji Kursu (2021)
IVF/ET Hastalarında Düşük Materyalinde Sitogenetik Analiz Yapmanın Bilimsel Temeli:
Serum X-box-binding Protein 1 levels in PCOS patients:
Dr. Tamer Sözen is an expert in high-risk pregnancy care. He has advanced training in Level 2 ultrasonography. Dr. Sözen is known for his skill in managing complex cases. He is also a leader in gynecological aesthetics. He uses new medical and aesthetic methods to improve women’s health and confidence.
Dr. Sözen has worked at respected institutions, including Istanbul Medical Faculty, German Hospital, Avrasya Hospital, and Gölcük Deniz Hospital. He has published 8 international and 20 national scientific articles. This shows his dedication to advancing gynecology and obstetrics.
He is an active member of TJOD, TSRM, and ÜTD. Dr. Sözen is a trusted menopause specialist. He is known for his patient-focused and thorough care at every stage of women’s health.
Private Clinic, Istanbul, Türkiye
Founder & Specialist in Obstetrics and Gynecology
Providing personalized care in all areas of gynecology, obstetrics, infertility, and in vitro fertilization (IVF)
Focus areas include: high-risk pregnancies, miscarriage management, gynecological surgery, genital aesthetics, and assisted reproductive techniques
Conducting patient-centered treatments and minor surgical procedures in a private practice setting.
Medipol University Hospital, Istanbul, Türkiye
Faculty Member & Specialist in Obstetrics and Gynecology
Instructor in gynecology and obstetrics internship programs for Faculty of Medicine students
Active in academic teaching, clinical training, and mentorship
Conducted scientific research with national and international publications
Specialized in advanced infertility treatment and reproductive endocrinology.
Memorial Şişli Hospital, Istanbul, Türkiye
Gynecology, Obstetrics, and IVF Department
Worked in the IVF and infertility unit
Participated in advanced reproductive technologies and assisted conception treatments.
2009 – 2012
Adana Maternity Hospital, Adana, Türkiye
Specialist in Obstetrics and Gynecology (Compulsory Service)
Managed a high volume of deliveries and surgical cases
Gained extensive hands-on experience in routine and high-risk obstetric cases
Performed gynecological surgeries and emergency interventions.
2004 – 2009
Adana Numune Training and Research Hospital, Adana, Türkiye
Resident Physician, Obstetrics and Gynecology Department
Completed residency with a high case load in one of Turkey's busiest surgical training hospitals
Performed thousands of obstetric deliveries and gynecological surgeries
Ranked among the top 10 in the TUS national specialization exam in the gynecology/obstetrics category.
Certifications & Training
Ministry of Health Certification in Assisted Reproductive Techniques – Clinical and Laboratory Applications
Advanced training in infertility treatment, genital aesthetics, high-risk pregnancies, and minimally invasive gynecological procedures
20 top ranked Obstetrics and Gynecology 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 rating of hospitals where doctors practice.
Top 5 Obstetrics and Gynecology doctors on Bookimed.com:
The specialist’s CV contains details about the 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 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 Obstetrics and Gynecology doctors have vast experience, continue education constantly, participate in professional associations and have positive feedback from patients treated.
The price for the consultation on Obstetrics and Gynecology varies between experts and depends on certain factors, such 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 smoothly.
We can help to find the right doctors for Obstetrics and Gynecology if you have any difficulties with a choice. Bookimed services are free for patients ♥
Dr. Jumana Baryhe is a specialist in advanced aesthetic and hair restoration procedures. She performs Botox injections, non-surgical nose correction, FUE and DHI hair transplants, beard and eyebrow transplants, brow lifts, lip implants, and laser vaginal rejuvenation. Dr. Baryhe is known for her skill in minimally invasive techniques. Her patients report high satisfaction with their results.
Dr. Baryhe is dedicated to excellence in her field. She has completed hundreds of successful procedures. Her reputation is built on technical expertise and personalized care. She uses the latest methods and follows international standards in cosmetic medicine.
Arti Clinic holds an International Health Tourism Authorization Certificate, guaranteeing top-notch care for international patients. The multilingual team is proficient in English, French, Spanish, Arabic, Russian, and Turkish.
Alongside his clinical work, Dr. Alper Sismanoglu is also an Assistant Professor and Lecturer at the Medical Faculty of Istanbul Altınbaş University. He has over 20 publications in international and national journals. Dr. Sismanoglu is a sought-after expert frequently featured on Turkish TV shows and in various media outlets.
"Being a proud father of two amazing daughters, I deeply understand the importance of family. Throughout my medical career, my primary focus has been on assisting couples who long to have children. So, if you have any questions or concerns, don't hesitate to reach out to me. I'm more than happy to lend a helping hand!" says Dr. Alper.
MEMBERSHIPS
SPECIALIZATIONS
Dr. Nesrin Bastug is a gynecologist who specializes in IVF (In Vitro Fertilization). She earned her medical degree from Ege University, Faculty of Medicine in 1994. She completed her specialization at Zeynep Kamil Woman and Child Disease Research and Education Hospital.
Since 2012, Dr. Bastug has led the IVF Unit at Private Emsey Hospital. She is known for high patient satisfaction and strong IVF success rates. With over 20 years of experience in gynecology and IVF, she is a trusted expert in reproductive medicine.
Dr. Özgür Ağlamış is an American board-certified cosmetic gynecologist. He is known for his skill in vaginal rejuvenation and vaginismus treatments. He graduated from Gazi University. He completed his specialty training at Zekai Tahir Burak Women’s Health Training & Research Hospital, the largest center for obstetrics and gynecology in Turkey.
Since 2018, Dr. Ağlamış has helped hundreds of patients. He developed a vaginismus protocol that shortens treatment to just 1-2 days. He uses advanced surgical and non-surgical methods that are recognized worldwide. He also attends international conferences and training sessions. Dr. Ağlamış speaks English fluently.
Since January 1993, Dr. Totaro holds the role of the Coordinator of the MAP (Medically Assisted Procreation) Center and of the Obstetrics-Gynecological Ultrasound Center at the Ospedale Santa Maria at the Maternal and Child Department. Under his supervision the Center, one of the leading MAR centers in Italy, performs more than 1,000 procedures a year. Ospedale Santa Maria - is in first position, for number of cycles of IUI, intrauterine insemination (586) - level I technique, while for the number of oocyte thawing procedures - level II and III technique - the hospital of Santa Maria from Bari occupies the 4th place in the national ranking.
In 1986 Dr. Totaro graduated in Medicine and Surgery from the University of Bari, Italy with full marks, where 4 years later he specialized in Gynecology and Obstetrics. He then completed his diploma with participation at numerous professional courses, such as "Biophysical and biochemical monitoring of the fetus" (one year course, 1991, Bari) and obtaining a diploma in Clinical Sexuology from the ELEUSIS – International Center for the study, research and therapy of female, male and couple sexual dysfunctions (two years course, 1996, Bari).
In order to broaden his knowledge in the obstetrics-gynecological scientific field, Dr. Totaro participates, both as moderator and speaker and as organizer, in numerous conferences, symposiums, congresses and courses (over 40 national and international congresses) and is the author of more than 30 scientific publications.
Dr. Totaro is an active member of the following organizations:
ESHRE (European Society of Human Reproduction and Embryology)
SIRU (Italian Society of Human Reproduction)
SIGO (Italian Society of Gynecology and Obstetrics)
AOGOI (Italian Association of Hospital Obstetricians and Gynecologists)
SIMOP (Italian Society of Private Hospital Doctors)
ESG (European Society of Gynecology).
Dr. Jelena is a Specialist Obstetrician & Gynecologist with over 25 years of experience in her field. She began her medical studies in 1986 at the University of Belgrade Medical School, Belgrade. She completed her primary Medical Degree in 1992 and continued with her internship the following year at the Clinical Centre of Serbia while working as a General Practitioner.
Dr. Jelena has worked at the Gynecology & Obstetrics Clinic Narodni front (Belgrade, Serbia), Special Gynecology Hospital Genesis Medical (Belgrade, Serbia) and General Hospital ST MEDICA (Belgrade, Serbia).
She also worked for two years as a Professor in Gynaecology & Obstetrics for students of the High Medical School, Belgrade, Serbia. She held a post as a Consultant in Gynaecology & Obstetrics for several private clinics in Belgrade.
In April 2016, she moved to Dubai where she started to work as Gynaecology & Obstetrics Specialist.
She specialises in Gynaecological and Obstetrical Ultrasound (4D ultrasound), Gynaecology Endocrinology, Lower Genital Tract Pathology, Hysteroscopy, Prenatal and Post-natal care, Antiaging Treatment, Laser Treatment for Stress Urinary Inconsistency and Vaginal Relaxation Syndrome, Laser Vaginal Tightening, Laser Vaginal Rejuvenation/Vaginal Atrophy Laser Treatment, Invasive and Non-Invasive Gynaecological Diagnosis (HSSG, SIS, HSG) & Aesthetic Gynaecology.
Dr. Murat Onal is a specialist in Obstetrics and Gynecology. He focuses on infertility treatment. He is skilled in Preimplantation Genetic Diagnostics (PGD), sex selection, and family balancing. He holds an IVF Certificate from the Private Memorial Hospital ART Education Center.
Dr. Onal has published research in national and international journals. He has also presented at major scientific conferences. He is a member of ESHRE, ASRM, and the Turkish Society of Reproductive Medicine. His work shows a strong commitment to reproductive health and clinical excellence.
Vice- President of the International Society of Neuropelveology of Zurich
Prof. Vito Chiantera is a renowned expert in gynecology and oncologic surgery, recognized for his multidisciplinary expertise and unwavering commitment to therapeutic innovation.
Prof. Chiantera excels in critical and highly specialized areas, including:
Minimally Invasive Surgery: A leader in adopting laparoscopic and robotic techniques, he minimizes surgical trauma and accelerates patient recovery.
Deep Endometriosis Treatment: With a focus on severe cases, he provides advanced solutions combining surgery and pain management.
Surgical Neuromodulation: A pioneer in pelvic pain treatment, he employs neuromodulation technologies to enhance patients' quality of life.
Benign Gynecological Surgery: Advanced laparoscopic procedures and treatments for complex cases of endometriosis.
Multivisceral Oncologic Surgery: Ultra-radical procedures for ovarian, cervical, and endometrial cancer.
Urogynecology and Pelvic Neurosurgery: Innovative interventions for vaginal reconstruction and treatment of pelvic nerve disorders.
Research and Innovation
Prof. Chiantera's scientific contributions extend to internationally significant research projects, ranging from the development of new surgical techniques to the training of specialists. His collaborations with world-renowned institutions, such as Charité in Berlin, have enriched the fields of oncologic gynecology and endometriosis therapy.
Undergraduate: Faculty of Medicine, Gazi University, 2004-2010
Internship Abroad: Erasmus University Erasmus Medical Center, Rotterdam, 2007
Residency in Medicine: Department of Obstetrics and Gynecology, Gazi University, 2011-2016
Minor Specialization: Gynecologic Oncology Surgery, Erciyes University, 2018-2021
Advanced Cancer Surgery Training: Charité - Universitätsmedizin Berlin, 2019-2020
Ph: Molecular Oncology, University of Health Sciences, 2023-present
Associate Professor Doctor: Tekirdag Dr. Ismail Fehmi Cumalioglu City Hospital, Gynecologic Oncology Surgery Clinic, 2024-present
Gynecologic Oncology Surgery Specialist: Tekirdag Dr. İsmail Fehmi Cumalıoğlu City Hospital, 2021-2024
Gynecology and Obstetrics Specialist: Sarıkamış State Hospital, 2017-2018
Gynecology and Obstetrics Specialist: Ankara Keçiören Occupational Diseases Hospital, 2016-2017.