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Gastroenterology Doctors Abroad — Page 11

Content meets the Bookimed Editorial Policy and is medically reviewed by

Fahad Mawlood

Musa Aydinli

  • 2 Good 1 review
  • 29 years of experience
  • Turkey, Ankara, Private Koru Ankara Hospital
  • Prof. Dr. Musa Aydınlı is an internal medicine specialist and gastroenterologist. He completed his MD at Hacettepe University in 1997. He finished internal medicine training in 2003 and gastroenterology training in 2007 at the same institution. He worked at Kayseri Training and Research Hospital from 2007 to 2009. He served in the Gastroenterology Department at Gaziantep University from 2009 to 2014. He became an associate professor in 2012 and a professor in 2020. He joined Gülhane Training and Research Hospital in 2022. He now practices at Private Koru Ankara Hospital.

    Clinical focus: GERD; dyspepsia, gastritis, and Helicobacter pylori; peptic ulcer disease; celiac disease; IBS and IBD (ulcerative colitis, Crohn’s disease); colon polyps; colorectal and upper GI cancers; liver disease (fatty liver, chronic hepatitis, cirrhosis, portal hypertension); hepatobiliary and pancreatic disorders and cancers. Procedures: EGD, rectosigmoidoscopy, and colonoscopy; biopsy, polypectomy, and endoscopic mucosal resection; hemostasis and APC; dilation and stent placement; PEG; ERCP; EUS-guided biopsy.

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Ibrahim Dogan

  • 2 Good 1 review
  • 35 years of experience
  • Turkey, Ankara, Private Koru Ankara Hospital
  • Prof. Dr. İbrahim Doğan is a gastroenterologist. He earned his MD from Ankara University Faculty of Medicine in 1991. He became an Internal Medicine specialist at Gazi University in 1996. He completed gastroenterology subspecialty training at İnönü University in 2001.

    His academic career was at Gazi University. He served as Lecturer (2002), Assistant Professor (2003), Associate Professor (2007), and Professor (2012). He worked as a researcher at the University of California San Diego from 2004 to 2006. He has practiced at Koru Hospital since January 2023.

    Clinical focus includes gastroesophageal reflux, irritable bowel syndrome, constipation, gastroparesis, achalasia, bloating, gas and belching, fecal incontinence, ulcerative colitis, and Crohn’s disease. He performs ERCP, stent placement, balloon and bougie dilation, polypectomy, argon plasma coagulation, double-balloon enteroscopy, and bleeding control.

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Feisa Snezhana

  • 4.7 Excellent 3 reviews
  • 25 years of experience
  • Ukraine, Uzhhorod, Expert Clinic
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Tu Ruisha

  • New
  • 20 years of experience
  • China, Hainan Province, Hainan Chengmei Hospital
  • Tu Ruisha is a specialist at Hainan Chengmei Hospital and serves as Chief Physician and Director of Minimally Invasive Surgery. With 20 years of surgical experience, he performs laparoscopic and endoscopic oncologic procedures for gastric, colorectal, and thyroid tumors. He also acts as Secretary-General of the Hainan Cancer Prevention and Treatment Association.
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Yogesh Batra

  • 4.6 Excellent 32 reviews
  • accreditation:
  • India, Delhi, BLK Super Speciality Hospital
  • Dr. Yogesh Batra is a distinguished Gastroenterologist and Hepatologist, recognized with the Young Investigator Award and Best Paper Award for his contributions to liver and digestive health.

    • Over of specialized experience in gastroenterology
    • Trained at AIIMS, New Delhi – one of India's top medical institutes
    • Member of the Indian Society of Gastroenterology and Society of Gastrointestinal Endoscopy of India
    • Authored 30+ national and international publications
    • Frequently invited as faculty at major medical conferences
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Ioannis Serafetinidis

  • 21 years of experience
  • Greece, Greece, IASYS Clinic
  • Dr. Ioannis Serafetinidis is a Gastroenterologist–Endoscopist at the IASYS Clinic Outpatient Department in Vyronas, Athens. He provides diagnosis and endoscopic treatment for digestive disorders to local and international patients.

    He holds a Medical Degree from the National and Kapodistrian University of Athens. He completed his residency and specialization in the United States and pursued advanced postgraduate training there. This training included work in major clinical centers.

    Expertise: gastroscopy, colonoscopy, diagnostic and therapeutic endoscopy, GERD, inflammatory bowel disease, colorectal cancer screening, and peptic ulcer disease. He is highly rated by patients on multiple online platforms. Languages: Greek, English.

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Theodoros Piperos

  • 12 years of experience
  • Greece, Greece, IASYS Clinic
  • Dr Theodoros Piperos, MD, is a General Surgeon at IASYS Clinic in Vyronas, Athens. He has over 10 years of clinical experience. He completed his specialty training in General Surgery in 2014 at the Medical School of the National and Kapodistrian University of Athens.

    He performs the full range of general surgical procedures. His expertise includes laparoscopic surgery, hernia repair, cholecystectomy, appendectomy, and breast, thyroid, and colorectal surgery. He also provides surgical management for obstetric and gynecological cases. He is a lecturer in the postgraduate Applied Neuroanatomy programme at the University of Athens. Languages: Greek, English.

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Britta Siegmund

  • 3.3 Good 3 reviews
  • Germany, Berlin, Charité - Universitätsmedizin Berlin
  • Head of the Gastroenterology Center at Charité – one of Europe's leading university hospitals, specializing in complex gastrointestinal disorders.

    • Leads a team of expert gastroenterologists
    • Focuses on evidence-based treatment protocols
    • Works at Charité – Universitätsmedizin Berlin
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Fred Konikoff

  • accreditations:
  • Israel, Kfar Saba, Meir Medical Center
  • Prof. Konikoff heads the Department of Gastroenterology and Hepatology at Meir Medical Center – one of Israel's leading institutions for digestive health.

    • Specializes in implementing new diagnostic and treatment methods for gastrointestinal disorders
    • Trained at Tel Aviv University and Sourasky Medical Center
    • Former head of Endoscopic Surgery at Sourasky Medical Center
    • Member of multiple international gastroenterology associations
    • Regular speaker at global medical conferences
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Rajan Madan

  • 42 years of experience
  • India, Delhi, Helal Healthcare
  • Rajan Madan is a specialist at the clinic in GI and Minimally Invasive & Bariatric Surgery at BLK-max Super Specialty Hospital, Delhi. His profile lists 42+ years of experience. For gastroenterology and weight loss surgery evaluation within the clinic network, this profile provides a long-standing surgical and GI focus.
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Yu Shuyong

  • New
  • 20 years of experience
  • China, Hainan Province, Hainan Chengmei Hospital
  • Yu Shuyong is a specialist at Hainan Chengmei Hospital, where he works as Chief Physician and Professor. He performs minimally invasive surgeries for thyroid and gastrointestinal cancers and is known for pioneering radiofrequency ablation and microwave therapy for thyroid nodules in Hainan. With more than 50 papers (5 SCI-indexed) and a 2022 May 1st Labor Medal of Hainan Province, his clinical work is backed by sustained academic output.
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Noppachai Siranart

  • 5 Excellent 0 reviews
  • 5 years of experience
  • 200+ treatments performed
  • Thailand, Bangkok, YOUNIFY Clinic
  • Noppachai Siranart is the founder of YOUNIFY Clinic and a gastroenterologist specializing in advanced endoscopy, obesity, and metabolic disease. He focuses on personalized, preventive, minimally invasive care—especially for patients using GLP-1 medications who need safe upper endoscopy planning. His research contributions include a 164-patient comparison of endoscopic sleeve-in-sleeve repair vs surgical revision after sleeve gastrectomy.
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Santos Jiménez de los Galanes Marchán

  • 4.7 Excellent 0 reviews
  • Spain, Madrid, Dr. Santos Jiménez de los Galanes
  • Santos Jiménez de los Galanes Marchán is a specialist at the clinic focused on robotic and laparoscopic abdominal surgery. He developed Laser Hemorrhoidoplasty (LHP), a minimally invasive hemorrhoid approach using laser technology and a bio-stimulating substance from the patient. His work has been recognized by La Razón with the “Medical Doctor of the Year” award for innovation in robotic and minimally invasive digestive surgery (2025).
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Natalia Zinoviivna Pozur

  • Ukraine, Ivano-Frankivsk, FrankoMed
  • Natalia Zinoviivna Pozur is a specialist at FrankoMed working as a gastroenterologist and general physician. She provides consultations with a gastroenterologist as well as with a physician. The clinic is located in Ivano-Frankivsk at Yevhena Konovaltsia St, 23.
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Dr. Pongsathron Liengwattanakol

  • 5 Excellent 0 reviews
  • Thailand, Bangkok, Miracle Regenerative Center
  • Dr. Pongsathron Liengwattanakol is a licensed physician at Miracle Regenerative Center (Medical License No. 46150, Medical Council of Thailand). He medically reviews clinic education on conditions such as plantar fasciitis and gut health/immunity, including articles dated May 26, 2026 and June 18, 2026. At the clinic, he also leads peptide support consultations using structured assessments, personalised care planning, and ongoing follow-up.
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Dr. Kirachima Nuanthong

  • 5 Excellent 0 reviews
  • Thailand, Bangkok, Miracle Regenerative Center
  • Dr. Kirachima Nuanthong is a licensed regenerative medicine physician at Miracle Regenerative Center (Medical License No. 69306, Medical Council of Thailand). At the clinic, she leads physician-led consultations for immune balance, liver health, and metabolic well-being planning. She also supports IV nutrient support and hydration programs, including plans for 30–60 minute sessions.
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Abdullah ALTINTAŞ

  • Turkey, Istanbul, BHT CLINIC Istanbul Tema Hospital
  • Abdullah ALTINTAŞ is an Internal Medicine specialist at BHT CLINIC Istanbul Tema Hospital. His listed focus spans hypertension, liver and kidney diseases, gastrointestinal conditions, and rheumatic/inflammatory joint diseases. For international patients, he is also listed for consultations across rheumatology, oncology, hepatology, gastroenterology, and nephrology.
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Yavuz AKINCIOĞLU

  • Turkey, Istanbul, BHT CLINIC Istanbul Tema Hospital
  • Yavuz AKINCIOĞLU is a Specialist in Internal Medicine at BHT CLINIC Istanbul Tema Hospital. His listed focus includes diabetes, hypertension, obesity, thyroid diseases, insulin resistance, and hyperlipidemia, plus internal medicine problems in pregnancy. He practices in Istanbul with appointments scheduled through the clinic.
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Ömer BODUROĞLU

  • Turkey, Istanbul, BHT CLINIC Istanbul Tema Hospital
  • Ömer BODUROĞLU is a Specialist in Internal Medicine at BHT CLINIC Istanbul Tema Hospital. His listed focus includes diabetes, thyroid diseases, hypertension, rheumatic diseases, and gastrointestinal system diseases. He provides internal medicine care in Istanbul with appointments scheduled through the clinic.
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