Best Metabolic surgery endocrinologists: TOP 41 doctors

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.

Dr. Burçin Batman is an Associate Professor, who has studied and worked in the field of medicine, including Obesity and Metabolic Surgery, Colorectal Surgery, Endocrine Surgery, and Laparoscopic inguinal and umbilical hernias. He is a member of the Turkish Surgery Association, Turkish Obesity Surgery Society, World Obesity Association, International Federation for the Surgery of Obesity, Society of Endocrine Surgery, and National Society for Endoscopic Laparoscopic Surgery, and has experience working at Firat University Faculty of Medicine, Istanbul University, Istanbul Faculty of Medicine, Mus Bulanik State Hospital, and LIV Hospital.

Education and Expertise Ankara University Faculty of Medicine – Medical Education Haydarpaşa Numune Training and Research Hospital - General Surgery Specialization Türkiye Higher Specialization Training and Research Hospital - Gastroenterology Surgery Specialization MD Anderson Cancer Center, Surgical Oncology Unit, Houston, USA Texas University Memorial Herrman Hospital, Transplantation Center, Houston; USA Experience Haydarpaşa Numune Training and Research Hospital, General Surgery Assistant Türkiye Higher Specialization Training and Research Hospital - Gastroenterology Surgery Minor Marmara University, Pendik Training and Research Hospital - Specialist Doctor Marmara University Faculty of Medicine – Associate Professor Professional Memberships Turkish Surgical Association Association of Gastroenterology Surgery Turkish Bariatric Surgery Association Bariatric and Metabolic Surgery AssociationINTERNATIONAL PUBLICATIONS Ozkan E, Yardimci S, Dulundu E, Topaloğlu U, Sehirli O, Ercan F, Velioğlu-Oğünç A, Sener G. Protective potential of montelukast against hepatic ischemia/reperfusion injury in rats. J Surg Res. 2010 Mar;159(1):588-94. Ibrahim Koral Onal, Gurel Nessar, Samet Yardimci, Nesrin Turhan, Mevlut Kurt, Aysel Ulker. RecentOnset Ulcerative Colitis Complicated By Colon Ischemia In An Elderly Patient. Journal of the American Geriatrics Society Volume 58, Issue7, p1417-1418, July 2010 Yardimci S, Ulas M, Surmelioglu A, Bostanci E B Splenic recurrence of liver hydatid cyst and spleen preserving therapy Singapore Med J 2011; 52(11): e223 Samet Destek Letter to the Editor: Author's Reply: Recurrent Splenic Hydatid Cyst.. Singapore Med J 2012;53(2): 150 Yardimci S, Bostanci EB, Ozer I, Dalgiç T, Surmelioglu A, Aydog G, Akoglu M. Sildenafil Accelerates Liver Regeneration After Partial Hepatectomy in Rats. Transplan Proc. 2012 Jul-Aug; 44(6): 1747-50 Yıldız MK, Ozkan E, Odabaşı HM, Eriş C, Günay E, Abuoğlu HH, Kaya B, Yardımcı S, Müftüoglu MT, Topaloglu U. Analysis of 120 patients with abdominal stab wound focusing on diagnostic role of fast. Int J Clin Exp Med. 2014 May 15;7(5):1386-90. Yardimci S, Uprak TK, Kombak FE, Kaya H, Yegen SC. Ruptured gastric stromal tumor into gastric lumen with an abscess. ANZ J Surg. 2014 Sep;84(9):687-9. Velioglu A, Aksu B, Asicioglu E, Arıkan H, Tinay I, Yardimci S, Yegen C, Tuglular S, Ozener C. Association of BK Virus Titers With Lymphocyte Count in Renal Transplant Patients. TransplantProc. 2015 Jun;47(5):1421-4. Yardimci S, Kara YB, Tuney D, Attaallah W, Ugurlu MU, Dulundu E, Yegen ŞC. A Simple Method to Evaluate Whether Pancreas Texture Can Be Used to Predict Pancreatic Fistula Risk After Pancreatoduodenectomy. J Gastrointest Surg. 2015 Sep;19(9):1625-31. doi: 10.1007/s11605-015- 2855-7. Epub 2015 May 16. Samet Yardimci, Mustafa Ümit Uğurlu, Mümin Coşkun, Wafi Attaallah, Şevket Cumhur Yeğen, Neutrophil - Lymphocyte Ratio and Mean Platelet Volume Can Be a Predictor for the Severity of Acute Appendicitis. National Journal of Trauma and Emergency Surgery. 2016 Mar;22(2):163-8. doi: 10.5505/tjtes.2015.89346. Dulundu E, Attaallah W, Tilki M, Yegen C, Coskun S, Coskun M, Erdim A, Tanrikulu E, Yardimci S, Gunal O. Simultaneous resection for colorectal cancer 

Dr Braun's primary responsibilities include direct leadership and execution of complex surgeries, including gastric bypass, sleeve gastrectomy, and other advanced metabolic and bariatric procedures. He has developed solid experience in managing the different clinical challenges present in obese patients, providing them with personalized and optimized care to ensure positive long-term outcomes.

His surgical practice is based on an in-depth methodology and a careful look at the latest technological innovations in the field of bariatric surgery. He has actively worked to implement advanced protocols and continually improve operational techniques, while maintaining the highest standards of patient safety and care.

With over 2000 operations performed as a surgeon specializing in oncology, he has developed extensive experience and expertise in laparoscopic and robotic surgery applied to the care of cancer patients.

As a primary operator, he has successfully conducted a wide range of laparoscopic and robotic surgeries for the treatment of oncological conditions, including gastrointestinal, urological, gynecological and other solid tumors. His surgical practice has focused on the application of advanced techniques, using cutting-edge laparoscopic instruments and robotic systems

Dr. Ayman is a Medical Doctor and Surgeon specializing in General and Bariatric Surgery, with extensive training and experience in minimally invasive surgery and obesity management.

Doctor earned his Master's Degree in Medicine and Surgery from the University of Brescia in 2005. He then completed his specialization in General Surgery at the same university in 2016, with a thesis titled "Fast track in minimally invasive colon surgery. He has complete autonomy in the clinical management of complex patients and extensive experience in performing a variety of surgical procedures, including major surgeries. His expertise includes gastric and colorectal surgery, bariatric surgery, abdominal wall surgery, videolaparoscopic (VLC) and laparotomic (VLA) procedures, and proctology. He is particularly skilled in performing medium and major surgeries in emergency settings.

Currently, he practices at Maria Cecilia Hospital in Bologna, where he evaluates the degree of obesity and associated conditions. Based on these assessments, he determines the most suitable surgical intervention, such as sleeve gastrectomy, gastric bypass, and mini laparoscopic bypass.

He has advanced training in colorectal and abdominal wall surgery from top institutions in Italy and Belgium.

He is an active member of the Italian Society of Obesity Surgery and Metabolic Disorders (S.I.C.OB.) and the International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO), contributing to the advancement of bariatric surgery on an international level.

Dr. Ayman is distinguished by his dedication to patient care and his advanced skills in minimally invasive and bariatric surgery.

I was born in 1967 in Izmir.

I have a happy marriage. I am the father of 3 beautiful girls, more beautiful than each other.

I have a love for Altınordu,inherited from my father.

I speak English and French.

 

The education you have received describes you…

• Izmir Necati Bey Primary School (1973-1978)
• Izmir Private Saint-Joseph Secondary School (1978-1982)
• Izmir Private Tevfik Fikret High School (1982-1985)
• Hacettepe University Faculty of Medicine (1985-1992)
• General Surgery Training at SSK (social insurance institution) Tepecik Training Hospital (1992-1996)
• Liver Transplantation Training at Akdeniz University Faculty of Medicine (2002-2003)

Surgical Experience

After becoming a general surgery specialist in 1996, I served as a General Surgery and Organ Transplantation Specialist at SSK (social insurance institution), for a period of 9 years. In 2005, was granted the title of Associate Professor-General Surgery. Between 2005 and 2012, I established the kidney transplant centers in İzmir Private Kent Hospital, Istanbul Private Gaziosmanpasa Hospital, and Medicalpark Goztepe Hospital respectively, and served as the chief executive of these centers.

I have worked in İzmir Private Kent Hospital since 2013. I established Obesity Clinic at Gazi Hospital, and performed more than 200 gastric reduction operations.

Scientific Activity

More than 50 international publications

Approximately 100 national publications

Section authorship of 12 books

Editorship of 2 books

Serving as a lecturer, session moderator, science board member, and regulatory board member in many scientific congresses held both at home and abroad.

Serving as a referee and editor in domestic and international magazines.

Citation in approximately 100 international scientific publications

Awards

Certificate of Achievement granted by SSK General Directorate for the first kidney transplant operations performed at SSK Hospitals (1997).

Young Researcher Award in ONKKD (Turkish Organ Transplantation Centers Coordination Association) 2002 Congress held in Adana (2002).

Certificate of Appreciation granted by SSK General Directorate for the first small intestine transplant in Turkey (2003).

Young Researcher Award in the World Congress of Nephrology held in Berlin (2003).

The Firsts

Besides these, I have broken many new grounds in Turkey.

Laparoscopic donor nephrectomy (laparoscopic removal of the donor kidney intended to be transplanted) (2004)

Kidney-transplant without tissue adaptation (2005)

Cross-over (cross-donor) kidney transplantation (2005)

Small intestine transplantation (2005)

Social Responsibility

I have worked in the management boards of many associations engaging in scientific and social activities, and served as a founding member in some of them.

The most important one of these is that I have served as a coordinator in the project intended for providing 150.000 elementary school students and 5,000 adults with training on organ donation, for a period of 10 years, through various social activities.1

Dr. Erdem Can Yardımcı, MD

Accredited Metabolic, Bariatric, and Weight-Loss Surgeon

Dr. Erdem Can Yardımcı is a highly skilled, accredited bariatric surgeon with extensive experience in metabolic, bariatric, and weight-loss surgery. He earned his medical degree from the prestigious 19 Mayıs University Faculty of Medicine in Samsun (2005-2011) and completed his surgical specialization at Antalya Training and Research Hospital (2013-2018). Over the years, he has become a trusted expert in performing complex surgical procedures.

Dr. Yardımcı has served in prominent positions, including at Istinye University Bahçeşehir Liv Hospital's Organ Transplant Clinic in Istanbul (2021-2022) and Tokat Medical Park Hospital (2020-2021). Since 2022, he has been an essential part of the Clinics United team in Antalya, where he continues to transform lives through safe and effective bariatric surgeries.

As an accredited bariatric surgeon, Dr. Yardımcı has participated in numerous international training programs and conferences, staying at the forefront of the latest advancements in obesity surgery. His dedication to patient care, combined with his continuous professional development, ensures that every patient receives world-class treatment and compassionate support throughout their journey.

Name Surname : Alpaslan TERZİ

Birthplace - Year : 1974

Academic Title : Prof. Dr.

Foreign Language : English

Education

M.S. - Faculty of Medicine - Akdeniz University / 1999

Ph.D./S.Qualification/ Medical Specialization - General Surgery - İnönü University / 2004

Associate Professor General Surgery / 2011

Work Experience

Dr. Res. Assoc. - İnönü University / 1999-2004

Op.Dr. -Gemerek State Hospital / 2004-2005

Lecturer - Harran University Faculty of Medicine / 2005-2005

Medical Second Lieutenant - Adana Military Hospital / 2005-2006

Assist. Prof. Dr. - Harran University Faculty of Medicine / 2006-2011

Assoc. Prof. - Harran University Faculty of Medicine / 2011-2014

Assoc. Prof. - Zirve University EBN Faculty of Medicine / 2014-2016

Assoc. Prof. - Primary Hospital (part-time) / 2015-2016

Prof. Dr. - Zirve University EBN Faculty of Medicine / 2016-

Assoc. Prof. - Medikalpark Batman Hospital / 2016-2018

Assoc. Prof. - Private Zilan Hospital / 2018-2020

Assoc. Prof. - Özel Batı Hospital / 2020-

Associations and NGOs Membership

Turkish Surgical Association

Endocrine Surgery Association

Turkish Medical Association

Certificates Received

Experimental Animal Use Certificate

Experimental Cell Culture Certificate

Scientific Congresses and Courses Attended

Breast Diseases Congress 2015- Antalya

7th National Endocrine Surgery Congress 2015-Antalya

13th Medical-Surgical Endocrinology Postgraduate Education Course 2014-Antalya

19th National Surgery Congress 2014-Antalya

6th National Endocrine Surgery Congress 2013-Antalya

18th National Surgery Congress 2012- İzmir

17th National Surgery Congress 2010- Ankara

Course on Ethical Approach in Clinical Research. Gaziantep-2009

VI. National Trauma and Emergency Surgery Congress. Antalya-2007

3rd Çukurova Colo-Proctology & Stoma-Therapy Symposium. Adana-2007

Basic Statistics-e Course. 2007

XXI. Gevher Nesibe Medical Days IV. Experimental and Clinical Research Congress. Kayseri-2003

XXI. Gevher Nesibe Medical Days IV. Experimental and Clinical Research Congress Experimental Tumor Generation and Cell Culture Techniques Course. Kayseri-2003

XIX. Regional Surgery Congress. Malatya-2003

Turkish Hepato-Pancreato-Biliary Surgery Association Regional Meeting. Erzurum-2002

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)

NAME: VAROL ESATOĞLU

TITLE: OP.DR. GENERAL SURGERY SPECIALIST

FACULTY OF MEDICINE GRADUATED FROM: ANKARA UNIVERSITY FACULTY OF MEDICINE

GENERAL SURGERY SPECIALTY: HAYDARPAŞA NUMUNE TRAINING AND RESEARCH HOSPITAL

ADVANCED TRAINING: IRCAD STRASBOURG UNIVERSITY

AREAS OF INTEREST: SINCE 2012, HE HAS FOCUSED HIS CAREER MAINLY ON CANCER SURGERY, ADVANCED LAPAROSCOPY AND OBESITY SURGERY.

HAVING GAINED MORE THAN 7500+ BARIATRIC SURGERY EXPERIENCE IN HIS PROCESS. HE CONTINUES HIS MEDICAL PRACTICE AT DR. SUAT GÜNSEL UNIVERSITY HOSPITAL.

HE IS ONE OF THE PHYSICIANS WHO SUCCESSFULLY PERFORMED SURGERIES IN THE FIELD OF ADVANCED LAPAROSCOPIC SURGERY, BARIATRIC AND METABOLIC SURGERY IN CYPRUS.

HE IS ONE OF THE FIRST MEMBERS OF THE LEADING INTERNATIONAL BARIATRIC AND METABOLIC SURGERY IN OUR COUNTRY.

HE HAS GIVEN NUMEROUS TRAININGS, SEMINARS AND SYMPOSIUMS TO HIS DOMESTIC AND INTERNATIONAL COLLEAGUES IN THE FIELD OF BARIATRIC AND METABOLISM SURGERY, AND IS THE LEAD  OF OBESITY SURGERY IN OUR COUNTRY AND IN THE MANY COUNTRY AROUND THE WORLD.

Education and Experience

• 1992 - 1998, Gaziantep University, Faculty of Medicine
• 2002 – 2015, Cumhuriyet University, Faculty of Medicine, Department of Internal Medicine
• 2015 – 2024, Bağcılar Medipol Mega University Hospital
• 2024 – Present, Medipol Acıbadem Hospital

Medical Interests 

Obesity 

Insulin resistance 

Diabetes 

Hypoglycemia (low sugar) 

Growth retardation and short stature 

Anorexia 

growth hormone deficiency 

Puberty problems (early puberty, delayed puberty, excessive hair growth, menstrual irregularity, polycystic ovary syndrome) 

Turner syndrome 

Thyroid diseases (Goiter, hypothyroidism, hyperthyroidism, Hashimoto’s disease, thyroid nodule) 

Sexual development disorders (small penis, undescended testis, gender ambiguity, hypospadias) 

Adrenal gland diseases (Congenital adrenal hyperplasia, Addison’s disease, Cushing’s syndrome) 

Bone and calcium metabolism diseases (rickets, vitamin D deficiency, osteoporosis) 

Education 

Bachelor’s - Master’s: Ankara University Faculty of Medicine (1998-2004) 

Ph.D. - Specialization in Medicine: Child Health and Diseases, Dr. Sami Ulus Gynecology and Childhood Health and Diseases Training and Research Hospital (2005-2010) 

Ph.D. - Minor specialization: Pediatric Endocrinology, Dokuz Eylul University Faculty of Medicine (2010-2013) 

Experience 

Child Health and Diseases Specialist Diyarbakır Children’s Hospital 2010 

Pediatric Endocrine Minor Assistant Dokuz Eylül University Medical Faculty Hospital 2010-2014 

Pediatric Endocrinology Specialist İzmir Tepecik Training and Research Hospital 2014-2015 

Assistant Professor Izmir Katip Celebi University Faculty of Medicine 2015-2016 

Associate Professor Izmir Katip Celebi University Faculty of Medicine 2016-2021 

Pediatric Endocrinology Associate Professor Ulus Liv Hospital 2021- Present 

Pediatric Endocrinology Associate Professor Vadistanbul Liv Hospital 2021- Present

Memberships 

Aegean Child Endocrine and Diabetes Association, Member, 2010 

Pediatric Endocrinology and Diabetes Association, Member, 2010 

Growing Child Association, Member, 2014 

European Society of Pediatric Endocrinology (ESPE), Member, 2016