Best Obesity bariatric surgeons in Istanbul: TOP 50 doctors

• Specializes in obesity and metabolic surgery, including gastric sleeve and endoscopic gastric balloon.
• Has practiced at medical institutions in Turkey, including Firat University, Istanbul University, and LIV Hospital.
• Standard treatments: gastric sleeve, gastric balloon, metabolic surgeries, diet, and lifestyle changes.
• Member of the Turkish Obesity Surgery Society, World Obesity Association, and International Federation for the Surgery of Obesity.
• Speaks Turkish and English, facilitating effective communication with patients.

• Dr. Halil Coskun specializes in obesity treatment using gastric bypass, gastric sleeve surgery, and gastric balloon.
• He has performed over 5,000 treatments for obesity with a focus on metabolic surgery.
• He has international training experience at the Cleveland Clinic Institute of Obesity and Metabolic Surgery, USA, and the Diabetes Surgery Center at Cornell Medical School.
• Member of the Turkish Obesity Surgery Association and the International Federation for the Surgery of Obesity and Metabolic Disorders.
• Chairman of the Education and Research Commission of the Turkish Bariatric Surgery Foundation.

• Specializes in obesity treatment through advanced laparoscopic surgery and bariatric procedures.
• Utilizes methods such as sleeve gastrectomy, gastric bypass, and adjustable gastric banding.
• Has international practice experience at medical centers in Turkey and near the Syrian border.
• Founder of Lotus Bariatrics, serving patients worldwide since 2017.
• Member of the highest volume center in laparoscopic surgery, Bakirkoy Dr. Sadi Konuk Training and Research Hospital.

• 2021 - 2022, Tokat/Turkey
  TOKAT STATE HOSPİTAL
  General Surgeon
• 2015 - 2020, Samsun/Turkey
  ONDOKUZ MAYIS UNİVERSİTY, FACULTY OF MEDİCİNE, DEPARTMENT OF GENERAL SURGERY
  Research Assistant
• 2013 - Currently, İstanbul/Turkey
  MEMORİAL ATAŞEHİR HOSPİTAL
  General Surgeon
• 2013 - 2015, Erzincan/Turkey
  ERZİNCAN MENGÜCEK GAZİ TRAİNİNG AND RESEARCH HOSPİTAL
  General Practitioner

Dr. Ozdenskaya has been practicing medicine since 1998, and has worked in several hospitals and clinics in the Istanbul area. Since 2012 he has been working as a general specialist in obesity surgery at Medipol Clinic, performing laparoscopic gastric sleeve resection, stomach resection with the da Vinci robot, gastric balloon and mini-gastric bypass operations.

Eğitim:

• Lisans Derecesi (MD): Tıp Fakültesi, Uludağ Üniversitesi, 1989

Uzmanlık Eğitimi ve Deneyim:

• Genel Cerrahi Uzmanlık Derecesi: Ankara Numune Eğitim ve Araştırma Hastanesi, 1997
• Yan Dal (Fellowship): Gastroenteroloji Cerrahisi, Türkiye Yüksek İhtisas Hastanesi, 2005

Akademik Kariyer:

• Doçentlik: Genel Cerrahi, İnönü Üniversitesi, 2011
• Profesörlük: Genel Cerrahi, İnönü Üniversitesi, 2017

Was born in 1981 in Erzincan. After finishing Beşiktaş Atatürk Anadolu High School in 1999 entered Istanbul University Çapa, Faculty of Medicine. 

In 2005 I got his Master Degree and started as a practitioner at Yüksekova State Hospital. He got his Doctorate at Okmeydanı Training and Research Hospital in General Surgery department. As a General Surgery Specialist, he worked at Zonguldak Atatürk State Hospital for 5 years and at Sancaktepe Şehit Prof. Dr. İlhan Varank Training and Research Hospital for 3 years. 

Worked as an Assistant Professor at Istanbul Medipol University, Department of General Surgery. Currently working at Medipol University Pendik Hospital. 

Doç. Dr. Edip Erdal

Bariatric Surgeon

Education

Associate Professorship Training

2014
General Surgery

Undergraduate Education

1997 - 2003
Abant İzzet Baysal University

Experience

2024 -
ClinicExpert - Bariatric Surgeon

2020 - 2021
Istanbul Başakşehir Çam and Sakura City Hospital - General Surgery Clinic

2018 - 2020
Istanbul Büyükçekmece State Hospital

2013 - 2018
Diyarbakır Gazi Yaşargil Training and Research Hospital - General Surgery Clinic

2010
Surgery, Surgery Observership - OHIO, USA

Certificates

Bariatric Surgery Application Certificate
Endoscopy Application Certificate
Neuromonitorization in Surgery Training
Oncoplastic Breast Surgery Certificate

Skills

Bariatric Surgery (Gastric Sleeve, Gastric Bypass, Bipartition)
Laparoscopic Surgery
Breast and Endocrine Diseases
Endoscopic Procedures
Gastrointestinal Surgery
Gastric Balloon

Born in Trabzon in 1972, Dr. İzzettin Kahraman began his medical studies at Karadeniz Technical University Faculty of Medicine in 1989 and earned his Medical Doctor degree in 1995. Following two years as a general practitioner, he embarked on his specialization training in 1997. He completed his residency at Ankara Oncology Training and Research Hospital, becoming a General Surgery Specialist in 2002.

Dr. Kahraman worked as a General Surgery Specialist in public hospitals, including Trabzon Numune Hospital and Bakırköy Dr. Sadi Konuk Training and Research Hospital, for 13 years. From 2016 to 2018, he served as a Lecturer at University of Health Sciences. In 2019, he transitioned to the private sector, continuing his career in private hospitals.

Throughout his career, Dr. Kahraman has engaged in a wide range of training programs both in Turkey and abroad. In 2007, he earned a Surgical Endoscopy Certificate and furthered his expertise in laparoscopic hernia treatments in Hamburg, Germany, in 2008. He also completed a course on Nutrition Practices and Training at Ondokuz Mayis University and a specialized course in laparoscopic hernia repair in Istanbul in 2010.

In 2011, after completing the "Emergency Surgery" course in Istanbul organized by the European Society for Trauma and Emergency Surgery (ESTES), Dr. Kahraman received training in SILS (Single Incision Laparoscopic Surgery) Cholecystectomy at Gazi University in Ankara. Since then, he has specialized in advanced laparoscopic techniques, with a particular focus on endoscopy, gastric diseases, obesity, and metabolic surgery.

In 2021, Dr. Kahraman obtained certificates in Ozone Therapy and Mesotherapy from Medipol University. 

Since 2023, he has been serving at Estexper Clinic, Istanbul.

Assoc. Dr. Ali DURMUŞ was born in the Fevzipaşa township of İslahiye, Gaziantep. Because his father worked at Tekel, he started his education at Malatya Derme Primary School and completed it at Adıyaman Atatürk Primary School. When his father was appointed to Amasya Taşova district, he attended secondary school at Taşova Atatürk Secondary School. He finished high school at Gaziantep Kilis High School, ranking 3rd.

Since his uncle was in Çanakkale, he chose Çanakkale Education Institute as a university. Assoc. Prof. Dr. is a teacher. Ali Durmuş was appointed to Yukarı Tutak village in Ağrı's Diyadin district within the scope of compulsory service. After working as a teacher for a period, he took the university exam again.

He was accepted to Erciyes University Faculty of Medicine, one of the two medical faculties that taught in English at that time. He completed one year of English preparation and 6 years of medical education without any loss. He was a member of the ski team and basketball team at the university, and also managed social events such as the annual medical ball.

He was assigned to Iskenderun State Hospital in compulsory service. Assoc. Prof. Dr., who served as the emergency manager. Ali Durmuş passed the General Surgery Department of Okmeydanı Training and Research Hospital in the Medical Specialization Exam. Assoc. Prof. Dr. completed his specialization and became a specialist. Due to his success in his compulsory service, Ali Durmuş was appointed as assistant chief physician to the Oncology department at Okmeydanı Training and Research Hospital.

Later, he was appointed as a training officer in the Department of General Surgery and Gastroenterology. He helped develop laparoscopic stomach and intestinal surgeries (sleeve gastrectomy, gastric bypass, reflux, colon cancer, stomach cancer, etc.) in Turkey. Between 2002 and 2015, he trained dozens of assistants and helped them become general surgeons.

In 2015, he left his job in Okmeydanı and worked as Assistant Professor. He started working as a faculty member at Nişantaşı University.

Uygulanan Tedaviler:

• Laparoskopik Cerrahi
• Meme Kanseri ve Meme Hastalıkları Tedavisi
• Gastrointestinal Sistem Cerrahisi
• Obezite Cerrahisi
• Metabolik Cerrahi (Tip 2/Şeker Hastalığı Tedavisi)
• Kanser Cerrahisi
• Endokrin Cerrahisi
• Anorektal Hastalıkların Tedavisi

Eğitim ve Uzmanlık

1990 - 1996 - Hacettepe Üniversitesi Tıp Fakültesi

Deneyim
1996 - 2000 - SSK Dış Kapı Eğitim Hastanesi
2001 - 2003 - Arhavi SSK Hastanesi
2003 - 2006 - Borçka SSK Hastanesi
2007 - 2022 - Özel Ereğli Anadolu Hastanesi

2022 - Özel Silivri Anadolu Hastanesi

• AREAS OF INTEREST
• Abdominal lining cancers
• Gastric cancer
• Colon rectum cancer
• pancreatic cancer
• breast cancer diseases
• Thyroid cancer diseases
• Liver gallbladder surgery
• Laparoscopic cancer surgery

• Education
• 1993 Ondokuzmayıs University Faculty of Medicine
• 2000 Ankara University Faculty of Medicine Medical Specialization
• 2007 Ankara University Surgical Oncology Sub-branch Specialization

• Experience
• 1995-2000 Ankara University Faculty of Medicine Department of General Surgery Res.Asst.
• 2001-2002 Cumhuriyet University Faculty of Medicine Department of General Surgery Lecturer
• 2002-April 2004 Cumhuriyet University Faculty of Medicine Department of General Surgery Assoc. Prof.
• 2004- October 2007 Ankara University Faculty of Medicine, Surgical Oncology Subspecialty Training
• October 2006 Cumhuriyet University Faculty of Medicine, Department of General Surgery, Associate Professor
• January 2012 Cumhuriyet University Faculty of Medicine, Department of General Surgery, Professor

• Memberships in Scientific Organizations
• Surgical Oncology Association, Turkish Surgical Association
• Turkish Colon and Rectal Surgery Association
• National Vascular Surgery Association, Turkish Medical Association
• Refereeing in Scientific Journals
• Turkish Journal of Surgery
• Turkish Clinics Journal of Medical Sciences
• Cumhuriyet Medical Journal  
• Dicle Medical Journal

• Awards
• Best Research Award (E19)
• Surgical Oncology Congress (Istanbul, 2003)
• Poster 3rd Place Award (E7)
• Poster 1st Place Award (E51)
• Clinical Enteral Parenteral Nutrition
• Congress (Istanbul, 2000)
• TÜSAD (Çeşme 2012)
•  
•  
• Education and Training:
• Medical Degree: Graduated from Ankara University Faculty of Medicine.
• Specialization in General Surgery: Completed residency at Ankara University Faculty of Medicine from 1995 to 2000.
• Subspecialty in Surgical Oncology: Advanced training in Surgical Oncology at Ankara University from 2004 to 2007.

• Professional Experience:
• Academic Roles: Served as Assistant Professor and Associate Professor at Cumhuriyet University Faculty of Medicine, contributing significantly to medical education and research from 2001 to 2004.
• Current Position: Practicing at İstinye University Hospital Medical Park Gaziosmanpaşa, Istanbul, where he provides expert surgical oncology and general surgery services.

• Areas of Expertise:
• Cancer Surgery: Specializes in colorectal, gastric, pancreatic, and liver cancers, with extensive experience in managing complex oncological cases.
• General Surgery: Expertise in treating conditions such as gallstones, hernias, thyroid disorders, and gastrointestinal diseases.
• Advanced Surgical Techniques: Proficient in minimally invasive laparoscopic and robotic surgeries, ensuring better outcomes and quicker recovery for patients.

• Achievements and Recognition:
• Published Research: Authored numerous articles in prestigious medical journals, contributing to advancements in surgical oncology.
• Professional Awards: Recipient of the Best Research Award at the Surgical Oncology Congress in Istanbul (2003) and a Poster Award for his contributions to cancer research.

2023 – Istanbul Gaziosmanpaşa Taksim Education and Research Hospital – General Surgery Clinic Associate Professor

2013 – Istanbul Gaziosmanpaşa Taksim Education and Research Hospital – General Surgery Clinic Specialist

2008 – 2013 Private Medical Park Fatih Hospital, General Surgery Specialist - Deputy Chief Physician

2005 – 2007 Private Gelişim Hospital – General Surgery Specialist

2003 – 2005 Private Istanbul Şafak Hospital – General Surgery Specialist - Chief Physician

2002 – 2003 ISTANBUL HASEKİ EDUCATION AND RESEARCH HOSPITAL – General Surgery Clinic Assistant Physician

1998 – 2002 Ankara Education and Research Hospital – General Surgery Clinic Assistant Physician

1998 – Health Sciences University – Istanbul Haseki Health Application and Research Center – Medical Specialization

1991 – Gazi University Faculty of Medicine – Bachelor’s Degree

Certificates

IGM Diagnosis, Treatment Workshop, Granulomatous Mastitis, Kocaeli, Certificate, 07.10.2023 (National)

ibreast 51- Free Flap Reconstruction, Breast Cancer Surgery, Online, Certificate, 30.09.2023 – 30.09.2023 (International)

ibreast 50- Triple Negative Breast Cancer, Breast Cancer, Online, Certificate, 02.09.2023 -02.09.2023 (International)

ibreast 49- Implant Based Reconstruction, Breast Cancer, Online, Certificate, 12.08.2023 -12.08.2023 (International)

ibreast 48- DCIS, İbreast 48- DCIS, Online, Certificate, 15.07.2023 -15.07.2023 (International)

ibreast 47- Conference Updates, Breast Cancer, Online, Certificate, 25.06.2023 -25.06.2023 (International)

ibreast 46- Margin Revisited, Breast Cancer, Online, Certificate, 10.06.2023 -10.06.2023 (International)

1. International 4. National Breast Surgery Congress, Breast Surgery, Ürgüp, Certificate, 05.05.2023 – 07.05.2023 (International)

ibreast 44- HER2 Positive Disease, Breast Cancer, Online, Certificate, 29.04.2023 -29.04.2023 (International)

St-Gallen 2023, St-Gallen Congress Summary Meeting, Istanbul, Certificate, 01.04.2023 -01.04.2023 (National)

ibreast 43- Save The Nipple, Breast Cancer, Online, Certificate, 25.03.2023 -25.03.2023 (International)

ibreast 42-Chest Wall Perforator Flap Revisited, Breast Cancer, Online, Certificate, 25.02.2023 -25.02.2023 (International)

ibreast 41- High Risk And B3 Lesions, Breast Diseases, Online, Certificate, 28.01.2023 -28.01.2023 (International)

15. New Approaches in Breast Cancer Education Meeting, Breast Cancer, Istanbul, Certificate, 07.01.2023 – 08.01.2023 (National)

Articles she wrote and took part in;

1.YILDIRIM EMİNE, BEKTAŞ SİBEL, YETİŞ FIRAT, YILDIZ EREN OZAN, ÖZDEMİR MUHAMMED, KOMUT NESLİHAN, ÇALIK MUSTAFA, ER AHMET MUZAFFER. Correlation between breast and axillary pathologic complete response after neoadjuvant chemotherapy in breast cancer. Annali Italiani di Chirurgia, 2023

2.UZUN NEDİM, YILDIRIM EMİNE. Relationship Between Toilet Type and Hemorrhoids. Bezmialem Vakif University, 2022

3.YILDIZ EREN OZAN, YILDIRIM EMİNE, ORHUN ERDOĞAN KIVILCIM, ERYILMAZ İKLİL, YÜNLÜEL EMİR MEHMET, YETİŞ FIRAT, ULUKENT SUAT CAN. The effect of the covid 19 pandemic on the number of patients treated for acute and complex acute appendicitis. Annali Italiani di Chirurgia, 2202

4.YILDIRIM EMİNE, BEKTAŞ SİBEL, ÖZDEMİR MUHAMMED, KARAGÜLLE AHENK, ER AHMET MUZAFFER, UÇAR NEŞE. Upgrade Rates of DCIS, Intraductal Papilloma, and the Other High-risk Breast Lesions. Hamidiye Medical Journal, 2022
 

5.ÖZKAN GÜMÜŞKAYA PERİHAN, ALTUN ÖZGÜR, KARAKÜTÜK YÜZTAŞ NUR, ÖZSOY NESLİHAN, AYDIN TUTAK GÜLTEN, YILDIRIM EMİNE, ADAŞ MİNE, KÜÇÜK MEHMET. COVID-19 Pnömonisi Sonrası AntiHBs Değerlerindeki Değişiklikler. Journal of Contemporary Medicine, 2022;12(4), 

6.KOMUT NESLİHAN, BEKTAŞ SİBEL, YILDIRIM EMİNE. The relationship of tumor budding with GOLPH3 expression and histopathological prognostic parameters in colorectal adenocarcinoma. Annals of Diagnostic Pathology 2022 Jun;58:151933. 

7.KAYADİBİ YASEMİN, UÇAR NEŞE, AKAN YEŞİM NAMDAR, KAYA MEHMET FATİH, YILDIRIM EMİNE, ALADAĞ KURT SEDA, SOYLU BOY FATMA NUR, TAŞKIN FÜSUN, İÇTEN GÜL ESEN. Magnetic resonance imaging findings associated with recurrence in idiopathic granulomatous mastitis. Clinical Imaging, 2022

8.YILDIRIM EMİNE, KEĞİN MURAT, ÖZDEMİR MUHAMMED, BEKTAŞ SİBEL, PELEN ZEKERİYA, ER AHMET MUZAFFER. Neoplasms of theAppendix; Single Institution and Ten-Year Experiences Results. Turkish Journal of Trauma and Emergency Surgery, 2022;28(3), 352-360

9.YILDIRIM EMİNE, YILDIZ EREN OZAN, ERYILMAZ İKLİL, ER AHMET MUZAFFER, BEKTAŞ SİBEL. Comparison of excised breast volume, re-excision rate and margin positivity in breast-conserving surgery in breast cancer patients using and not using neoadjuvant chemotherapy. Journal of Surgery in Medicine,2022;6

10.YILDIRIM EMİNE, BEKTAŞ SİBEL, PELEN ZEKERİYA, YANIK İREM, ER AHMET MUZAFFER, ÇENGEL FERHAT, ÖZKAN GÜMÜŞKAYA PERİHAN. Histopathological, Radiological, and Demographic Factors Predicting the Response to Neoadjuvant Therapy for Rectal Cancer. Journal of Gastrointestinal Cancer, 2022;53(1)

11.KAYADİBİ YASEMİN, KOÇAK BURAK, UÇAR NEŞE, AKAN YEŞİM NAMDAR, YILDIRIM EMİNE, BEKTAŞ SİBEL. MRI Radiomics of Breast Cancer: Machine Learning-Based Prediction of Lymphovascular Invasion Status. Academic Radiology, 2022;29(1), 126-134.

12.YILDIRIM EMİNE, UÇAR NEŞE, YETİŞ FIRAT, KAYADİBİ YASEMİN, BEKTAŞ SİBEL. Diagnostic performance of breast imaging with ultrasonography, magnetic resonance and mammography in the assessment of residual tumor after neoadjuvant chemotherapy in breast cancer patients. Journal of Surgery and Medicine, 2022;6(1), 43-48

13.YILDIRIM EMİNE, BEKTAŞ SİBEL, GÖKTAŞ AYDIN SABİN, ER AHMET MUZAFFER, YANIK İREM, ÖZKAN GÜMÜŞKAYA PERİHAN, YILMAZ BARBAROS UTKU, BİLİCİ AHMET, ÖNCEL MUSTAFA. Factors Predicting Response to Neoadjuvant Chemotherapy in Locally Advanced Gastric Cancer. Journal of Istanbul Faculty of Medicine / İstanbul Tıp Fakültesi Dergisi, 2022;85(1), 41-50. 

14.YILDIRIM EMİNE, Pelen Zekeriya, KEĞİN MURAT, UÇAR NEŞE, KAYADİBİ YASEMİN, GÜNDOĞAR ÖZGECAN. Evaluation of the Reliability of Preoperative Ultrasonography and Ultrasonography-Guided Fine Needle Aspiration Biopsy in Axillary Staging in Patients With Breast Cancer. Journal of Academic Research in Medicine, 2021;11(3), 269-276., 

15. KAYADİBİ YASEMİN, UÇAR NEŞE, KAYA MEHMET FATİH, YILDIRIM EMİNE, BEKTAŞ SİBEL. Characterization of Suspicious Microcalcifications on Mammography Using 2D Shear-Wave Elastography. Ultrasound in Medicine & Biology, 2022;47(9), 2532-2542. 

16.KAYADİBİ YASEMİN, TEKCAN ŞANLI DENİZ ESİN, UÇAR NEŞE, YILDIRIM EMİNE, ŞANLI AHMET NECATİ. Evaluation of the Appearance Characteristics of Suspicious Microcalcifications Detected by Ultrasonography. Journal of Academic Research in Medicine, 2022;11(2), 199-205. 

17.YILDIRIM EMİNE, ÖZER HİLAL, ÖZER İLTER, KOYUNCU ADİL, YILDIRIM TİMUR. The Effects on Bacterial Translocation and Tissue Damage of Selenium Treatment in an Experimental Intestinal Ischaemia-Reperfusion Model. Turkish Journal of Trauma and Emergency Surgery, 2021;27(4), 389-394. 

18.YILDIRIM EMİNE, AKBAŞ PELİN, ORHUN ERDOĞAN KIVILCIM, BEKTAŞ SİBEL, ÖZKAN GÜMÜŞKAYA PERİHAN, ER AHMET MUZAFFER, PALTURA CEKİ. The comparison of the histopathological results of the thyroid fine-needle aspiration biopsies in the 795 patients with thyroidectomy. Diagnostic Cytopathology, 2021

Gallbladder and bile duct surgery

Breast disease treatment and surgery

Anal region disease treatment and surgery (hemorrhoids, anal fissure, perianal abscess and fistula surgery)

Obesity treatment (Gastric balloon, botox and surgical treatment)

Thyroid diseases and surgical treatment

Hernia surgery (open and laparoscopic) (groin, umbilical, wound hernias)

Colon, rectum, stomach diseases and surgical treatment

Endoscopic diagnosis and treatment interventions (gastroscopy, colonoscopy, ercp, peg)

2009- Atlas University Medicine Hospital

2004-2009 Tosya State Hospital

1994-2004 Taksim Education and Research Hospital

1999-2004 Taksim Education and Research Hospital General Surgery Clinic

1992-1998 Istanbul University Istanbul Faculty of Medicine

Courses and Conferences

Bakırkoy Dr. Sadi Konuk Education and Research Hospital General Surgery Clinic Endoscopy Unit Videoendoscopy Application Certificate (March 2006)