Best Сholecystectomy gastroenterologists: TOP 171 doctors

• 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.

Prof. Dr. Erdem Akbal was born in 1978 in Kırıkkale. In 2015, he received training at the Johns Hopkins Hospital Advanced Endoscopy Unit, focusing on Endoscopic Ultrasonography and advanced endoscopic procedures. In 2017, he trained at the Amsterdam Academic Medical Center in techniques such as endoscopic submucosal dissection, endoscopic mucosal resection, diffuse esophageal spasm, and endoscopic full-thickness resection for treating early-stage gastrointestinal system tumors. He also received training in high-resolution manometry and POEM (Peroral Endoscopic Myotomy) for diagnosing esophageal diseases like achalasia. In 2018, he furthered his education in ESD and Balloon Enteroscopy at Jichi University.

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.

Dr. Jan Kulawik, MD, PhD, is a member of the Bariatric and Laparoscopic Surgery Team. He is a bariatrician and general surgery specialist.

Jan Kulawik, M.D., assists with procedures in the field of:

Obesity surgery

• Gastric Sleeve Surgery
•  
• Gastric Bypass Surgery
•  
• Mini Gastric Bypass
•  
• Revisional Bariatric Surgery
•  
• Gastric Band Removal
•  
• Weight Loss Balloon

Professor Burhan Mayir isespecially interested in metabolic and bariatric surgery, also. He performs single port (scarless) sleeve gastrectomy, gastric by pass procedures and revisional bariatric surgeries. He has experience about metabolic-bariatric surgery, gastro-esophagus reflux surgery, endoscopic thyroid surgery (scarless thyroidectomy), cancer surgery, hernia surgery, adrenal gland surgery, other gastrointestinal surgical procedures, liver surgery, spleen surgery, hemorrhoid surgery and anal fissure surgery. He has speeches in various congresses and meetings, over 60 articles published in national and international refereed journals, and over 100 abstracts presented at congresses.

Pichai Kittipanyaworakul, M.D.
Pichai Kittipanyaworakul, M.D.

INTERNAL MEDICINE / GASTROENTEROLOGIST AND HEPATOLOGIST

Graduation (M.D. From)

Bachelor of Medicine, Faculty of Medicine, Chiang Mai University

Certificates

Diploma in Internal Medicine, Faculty of Medicine, Chulalongkorn Memorial Hospital, Thai Red Cross Society

Diploma of Internal Medicine in Gastroenterology and Hepatology, Faculty of Medicine, Ramathibodi Hospital, Mahidol University

Current Positions

INTERNAL MEDICINE / GASTROENTEROLOGIST AND HEPATOLOGIST AT INTRARAT HOSPITAL

Areas of Expertise and Interest

• Urological Cancers (Robotic and Laparoscopic Surgery)
• Stone diseases
• Benign prostate hyperplasia
• Minimally invasive prostate treatments (HoLEP, TuLEP, Rezum, TUR-P,..)
• Kidney Diseases
• Prostate Diseases
• Bladder Diseases
• Testis Diseases
• Sexual Dysfunctions - In
• Infections

Education

• Bachelor's / Master's Degree: Faculty of Medicine, Istanbul University, 2006
• PhD: Urology, Bezmialem Vakıf University, 2012

Professional and Observational Experience in Medicine

• Research Assistant, Istanbul University, Istanbul Faculty of Medicine, Department of Anatomy, 10/2006 - 03/2007
• Research Assistant, Bezmialem Valide Sultan Foundation Gureba Training and Research Hospital, Urology Clinic, 08/2007 - 10/2010
• Research Assistant, Bezmialem University, Department of Urology, 10/2010 - 08/2012
• Observer, University of Michigan, Department of Urology, Ann Arbor, MI, USA, 05/2011 - 06/2011
• Specialist, Idil State Hospital, Idil, Şırnak, 11/2012 - 08/2014
• Specialist, Giresun Dr. A. İlhan Özdemir State Hospital, Giresun, 09/2014 - 2015
• Associate Professor, Bezmialem Vakıf University, Department of Urology, 2015 - 2024
• Associate Professor, Medipol Acıbadem Regional Hospital, 2024 - Present

Awards Received

• Effects of Sildenafil Citrate and Serotonin Reuptake Inhibitors on the Expression of Inducible Nitric Oxide Synthase, Endothelial Nitric Oxide Synthase, Neuronal Nitric Oxide Synthase, and Hypoxia-Inducible Factor-1 Alpha in Pulmonary Hypertension-Induced Rat Cavernous Tissues. Ilbey Y.Ö, Şimşek A, Özcan L, Cilli M, Polat E.C, Ersöz C, Somay A, Özbek E. 8th National Andrology Congress (International Participation), İzmir, Turkey, May 20-23. Congress Abstract Book; 22: SS-01 (2009). (Male Sexual Health Alpay Kelami Award)
• Extraperitoneal (EXPERT-ONOL) Sacrocolpopexy in the Treatment of Advanced Uterovaginal and Vaginal Prolapse: Intermediate-Term Results. Önol Ş.Y, Armağan A, Tepeler A, Başıbüyük İ, Ersöz C, Erdem M.R. 22nd National Urology Congress (International Participation), Girne, Turkish Republic of Northern Cyprus, May 02-06. Congress Abstract Book, 369: V-021 (2012).

Certificates

• Prof. Cevper Ersöz has over 130 national and international publications.

Memberships in Scientific Organizations

• Turkish Urology Association
• Turkish Pediatric Urology Association
• Turkish Endourology Association
• European Association of Urology (EAU)
• European Society of Endourology

I’m Dr. Enrique Pliego Esquivel, a surgeon specializing in bariatric and metabolic surgery with over 8 years of experience transforming lives through advanced surgical solutions. I am proud to be one of the few bariatric surgeons in Mexico who is a member of the American Society for Metabolic and Bariatric Surgery (ASMBS). I am also certified by the Mexican Board of Obesity Surgery and the Mexican College of General Surgery.

My primary focus is providing comprehensive care to patients dealing with obesity, obesity-related conditions such as diabetes and hypertension, as well as managing complications from bariatric surgery. I also treat gastroesophageal reflux and reflux-related esophagitis, offering tailored solutions that significantly enhance my patients' quality of life.

Patients often highlight my professionalism, empathy, and dedication to understanding their unique needs. I take the time to listen and fully grasp their goals because I believe every case deserves a personalized approach and a clear path toward success.

My priority isn’t to see the most patients—it’s to deliver exceptional care and outstanding results for each individual. I am deeply committed to quality, staying accessible, and maintaining close communication with my patients throughout their journey.

If you’re looking for expertise, compassion, and results you can trust, I’m here to help you take the first step toward a healthier, happier life.

Procedures Performed

• Laparoscopic and Open Malignant Stomach Operations
• Small Intestine Operations
• Large Intestine Operations
• Rectal Disease Operations
• Laparoscopic and Open Benign Stomach Procedures
• Laparoscopic and Open Hernia Repair Operations
• Laparoscopic and Open Appendectomy Operations
• Laparoscopic and Open Cholecystectomy Operations
• Laparoscopic and Open Splenectomy Operations
• Laparoscopic and Open Anti-Reflux Procedures
• Laparoscopic and Open Endocrinology Procedures
• Sleeve Gastrectomy and Gastric Bypass Surgeries
• Oncoplastic Benign and Malignant Breast Surgeries
• Thyroid Surgery for Benign and Malignant Diseases
• Perianal Region Procedures (fissure, fistula, pilonidal sinus)
• Placement and Removal of Gastric Balloons
• Endoscopic and Surgical Placement of Feeding Tubes in the Stomach
• Gastroscopy and Colonoscopy Procedures
• Liver Surgery

Diseases Treated

• Obesity Disorders
• Benign Thyroid Diseases and Tumors
• Benign Diseases and Tumors of the Esophagus
• Benign Diseases and Tumors of the Breast
• Benign Stomach Diseases (Reflux Disease) and Tumors
• Benign Diseases (Meckel and other diverticula) and Tumors of the Small Intestine
• Benign Diseases (diverticula) and Tumors of the Large Intestine
• Benign Diseases and Tumors of the Rectum
• Perianal Region Diseases (fissure, fistula, hemorrhoids, abscess, pilonidal sinus)
• Benign Liver Diseases and Tumors

Dr. Osman Aktas has been serving as a general surgeon at Ataşehir Avicenna Hospital since 2005. Born in Kayseri in 1960, he graduated with his medical degree from Ankara University in 1983. Following his graduation, he fulfilled his military service in medical units for two years. He completed his general surgery residency at GATA from 1986 to 1990. After specializing in general surgery, He held key positions as head of general surgery departments and chief physician in several prominent military hospitals, including Tatvan, Diyarbakır, Ankara, and Manisa.

Dr. Osman has had a special focus on endoscopic surgery since 1995. He received advanced training in laparoscopic surgery techniques in Germany and has successfully performed a wide range of laparoscopic procedures. His expertise extends to gallbladder surgery, abdominal wall and inguinal hernia repairs, appendicitis, reflux and stomach surgeries, as well as complex cases such as gastrointestinal tumors, intestinal obstructions, and various other intestinal diseases, all managed through minimally invasive methods.

In 2002, Dr. Osman transitioned to the private sector, where he broadened his practice to include modern treatments for anal diseases like hemorrhoids, fistulas, and fissures, utilizing advanced techniques such as laser therapy.

Dr. Osman is also recognized for his significant contributions to oncological surgery. He has a wealth of experience in the surgical treatment of various cancers, including breast and thyroid cancer, where he has implemented new treatment methods that reduce the risk of complications. His surgical expertise spans critical cancer surgeries, such as the Whipple procedure for pancreatic cancer, colorectal cancer resections, gastric cancer, and other complex malignancies. Additionally, his skills in metabolic surgery have led to lasting outcomes for patients suffering from obesity and diabetes, ensuring a better quality of life through sustained weight loss and reduced risk of diabetes.

With his vast experience and advanced skills in both laparoscopic and cancer surgeries, Dr. Osman remains at the forefront of surgical excellence, offering innovative and comprehensive care to all his patients.

Mr. Mohamed Aly MBBCh MPhil FRCS is a consultant general surgeon with a specialist interest in upper gastrointestinal (GI) surgery and minimally invasive (keyhole) procedures. He is also a Senior Clinical Lecturer at Brunel University London. His research interests include patient perspectives on surgical outcomes, health tourism, and advancing surgical safety standards. Mr. Aly has a busy general surgery practice that includes both elective surgeries, such as hernia repairs, gallbladder surgery, and upper GI endoscopy. His emergency surgery work includes appendicitis, bowel obstructions, obstructed hernias and other acute abdominal conditions.Mr. Aly trained extensively in prestigious institutions across the UK, including the University of Cambridge, and he completed advanced training at Luton and Dunstable Hospital, one of the UK’s highest volume complex Upper GI centres.In addition to his clinical practice, Mr. Aly is actively involved in surgical research. He has published influential work in the British Journal of Surgery (BJS) and has contributed to studies on patient-reported outcomes, particularly in hernia surgery. He also leads national audits which record patient outcomes following complex surgery, ensuring that the safety and outcomes of patients requiring emergency surgery are scrutinized and improved nationwide.Fluent in both English and Arabic, Mr. Aly places great emphasis on clear communication with his patients. He ensures that each patient is fully informed about their treatment options and is committed to delivering safe, effective, and personalized care.

Prof. Dr. Samet Yardımcı
Obezite ve Metabolik Cerrahi, Gastroenteroloji Cerrahisi, Genel Cerrahi Uzmanı

İlk ve orta öğrenimini Antakya’da tamamladıktan sonra 1997 yılında Ankara Üniversitesi Tıp Fakültesi’ne kabul edilerek Tıp eğitimine başladı. 2003 yılında Tıp fakültesinden mezun olduğu sene tıpta uzmanlık sınavını kazanarak Haydarpaşa Numune Eğitim ve Araştırma Hastanesi’nde Genel Cerrahi asistanlığına başladı.

2008-2009 yıllarında Amerika Birleşik Devletleri’nin Houston kentinde MD Anderson kanser merkezi’nde ve Memorial Herrman hastanelerinde kanser cerrahisi ve organ nakli konularında eğitim aldı. Türkiye’ye döndükten sonra 2009 yılında yapılan genel cerrahların katıldığı yan dal sınavında Türkiye birincisi oldu. Bu sınav başarısının peşinden 2009-2012 yılları arasında Türkiye Yüksek İhtisas Hastanesi’nde Gastroenteroloji Cerrahisi (sindirim sistemi cerrahisi) eğitimi aldı.

2012 yılında Türkiye’nin en genç Gastroenteroloji Cerrahı oldu ve Marmara Üniversitesi Pendik Eğitim ve Araştırma Hastanesine atandı. 2012 – 2018 yılları arasında, Marmara Üniversitesi Tıp Fakültesi öğrencilerine ve genel cerrahi asistanlarına birçok ders verdi, hastalara yönelik ve cerrahlara yönelik birçok eğitim faaliyetinde rol aldı. İleri laparoskopik cerrahi, Obezite ve Metabolik cerrahi alanında çalıştı, ayrıca organ nakli ve İnflamatuar barsak hastalıkları cerrahisi ünitelerinin kurulmasında aktif olarak rol aldı. 2017 mart ayında yapılan sınavla Doçent ünvanınına layık görüldü.

Education

Doctor: Kilis Merkez No. 1 Health Center, 2006-2008
Assistant Doctor: Mersin University Faculty of Medicine, 2009-2013
Specialist Doctor: Bingöl Genç State Hospital, 2013-2014
Minor Assistant: Akdeniz University Faculty of Medicine, 2014-2017
Minor Specialist: Erzurum Regional Training and Research Hospital, 2017-2018
Subspecialist: Gaziosmanpaşa Training and Research Hospital, 2018-2020
Attending Specialist: Başakşehir Çam and Sakura City Hospital, 2020-2022
Associate Professor: Başakşehir Çam and Sakura City Hospital, 2023
Associate Professor: Istinye University Medicalpark Gaziosmanpaşa Hospital, 2023-2024

Scientific Memberships

Turkish Pediatric Society
Turkish Society for Pediatric Gastroenterology Hepatology and Nutrition
ESPGHAN - European Society for Pediatric Gastroenterology Hepatology and Nutrition.

Medical Intrests

• 
  -Irritable (Restless) Bowel Syndrome
• -Food allergies associated with the digestive system
• -Constipation, faecal incontinence
• -Acute and chronic diarrhoea, malabsorption
• -Chronic abdominal pain
• -Gastroesophageal reflux disease
• -Celiac disease
• -Ulcerative colitis, Crohn's disease
• -Treatment before and after liver transplantation
• -Acute and chronic pancreatitis