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Prof. Dr. Bahattin Çiçek Gastroenterology

Prof. Dr. Bahattin Çiçek

✓ Medically verified profile
Gastroenterology

Prof. Dr. Bahattin Çiçek

✓ Medically verified profile
44+ years experienceLanguages: Turkish, EnglishOnline consultationAcibadem Maslak Hospital · İstanbul
★★★★★ From 2,400+ verified Acibadem patient reviews
Prof. Dr. Bahattin Çiçek
This Doctor Gastroenterology Specialty 44+ Years Experience Acibadem Maslak Hospital Hospital Book an AppointmentBook

Quick answer

Prof. Dr. Bahattin Çiçek is a Gastroenterology specialist at Acibadem Maslak Hospital. He treats inflammatory bowel diseases including Crohn’s disease and ulcerative colitis, pancreatic, liver and biliary tract conditions, and common digestive complaints. His practice also includes endoscopy, ERCP, celiac disease, and anorectal conditions.

Profile

About Prof. Dr. Bahattin Çiçek

Prof. Dr. Bahattin Çiçek is a gastroenterology specialist at Acibadem Maslak Hospital. His clinical interests include inflammatory bowel diseases, pancreatic, liver and biliary tract diseases, endoscopy, ERCP, celiac disease, and digestive conditions such as reflux, gastritis and dyspepsia.

He graduated from Ankara University Faculty of Medicine and completed Internal Medicine training at Istanbul University Cerrahpaşa Faculty of Medicine. He later completed Gastroenterology training at Türkiye Yüksek İhtisas Training and Research Hospital, where he served in gastroenterology clinical and research roles and became an Associate Professor in 2008.

International patients can consult Prof. Dr. Çiçek for evaluation and management of digestive system concerns, including liver, pancreas and bile duct conditions. His areas of practice also include endoscopic procedures, ERCP, balloon dilation, and treatment planning for hemorrhoidal and anorectal diseases.

Clinical Focus

Areas of Expertise

Conditions treated and procedures performed by this specialist.

Crohn’s diseaseUlcerative colitisInflammatory bowel diseasesEndoscopyPancreatic diseasesLiver diseasesBiliary tract diseasesERCPCeliac diseaseBalloon dilationHemorrhoids and anorectal diseasesReflux, gastritis and dyspepsia
Specialisation

Subspecialties

  • Treatment of Pancreas, Liver and Biliary Tract Diseases
  • Digestive System Diseases and Surgery
  • Treatment of Hemorrhoids and Anorectal Diseases
Background

Education

  • 2008Türkiye Yüksek İhtisas Education and Research Hospital / Associate Professor
  • 2000Türkiye Yüksek İhtisas Education and Research Hospital Gastroenterology
  • 1994İstanbul University Cerrahpaşa Faculty of Medicine Internal Medicine
  • 1982–1988Ankara University Faculty of Medicine
Career

Professional Experience

  • 2008Acıbadem Healthcare Services
  • 2000–2008Türkiye Yüksek İhtisas Education and Research Hospital / Chief Gastroenterology Resident
  • 1998–2000Türkiye Yüksek İhtisas Education and Research Hospital / Gastroenterology Research Assistant
  • 1994–1998Suluova State Hospital / Internal Medicine Specialist Physician (Compulsory Service)
  • 1988–1994İstanbul University Cerrahpaşa Faculty of Medicine, Department of Internal Medicine / Research Assistant
Affiliations

Professional Memberships

  • Digestive System Malabsorption and Nutrition Research Association
  • Turkish Gastroenterology Association
  • Liver Disease Research Association
  • Gastrointestinal Endoscopy Association
  • Inflammatory Bowel Diseases Association
Research

Selected Publications

  • A woman with longstanding dysphagia. Gastroenterology. 2011 Apr;140(4):1147, 1362 Kucukmetin NT, Cicek B, Tozun N.
  • Endoscopic treatment of biliary disorders in patients with Roux-en-Y hepaticojejunostomy via a permanent access loop. Endoscopy 2010 Nov 24 . Parlak E, Disibeyaz S, Oztas E, Cicek B, Ulas M, Ozogul Y, Ozdemir E, Olcer T, Sasmaz N, Sahin B.
  • Ectopic opening of the common bile duct and duodenal stenosis: an overlooked association. BMC Gastroenterol 2010 Dec 4;10:142 Parlak E, Dişibeyaz S, Cengiz C, Ciçek B, Ozin Y, Kacar S, Saşmaz N, Sahin B.
  • Endoscopic retrograde cholangiography by double balloon enteroscopy in patients with Roux-en-Y hepaticojejunostomy. Surg Endosc. 2010 Feb;24(2):466-70. Epub 2009 Jul 8 Parlak E, Ciçek B, Dişibeyaz S, Cengiz C, Yurdakul M, Akdoğan M, Kiliç MZ, Saşmaz N, Cumhur T, Sahin B.
  • Endoscopic ultrasonography-guided fine-needle aspiration for diagnosing upper gastrointestinal submucosal lesions: A prospective study of 50 cases. Diagn Diagn Cytopathol 2010 Sep 10 Turhan N, Aydog G, Ozin Y, Cicek B, Kurt M, Oguz D.
  • Endoscopic retrograde cholangiography by double balloon enteroscopy in patients with Roux-en-Y hepaticojejunostomy. Surg Endosc 2010 Feb;24(2):466-70 Parlak E, Ciçek B, Dişibeyaz S, Cengiz C, Yurdakul M, Akdoğan M, Kiliç MZ, Saşmaz N, Cumhur T, Sahin B.
  • Barrett’s esophagus and endoscopically assessed esophagogastric junction integrity in 1000 consecutive Turkish patients undergoing endoscopy: a prospective study. Dis Esophagus. 2009;22(8):649-55. Epub 2009 Jun 9 Odemiş B, Ciçek B, Zengin NI, Arhan M, Kacar S, Cengiz C, Yüksel O.
  • Pyoderma Gangrenosum After Pancolectomy. Öztaş P, Kölükfakı Ş, Ertuğrul 1, Polat M, Turhan N, Alı N, Çiçek B, Şahin B. Turkiye Klinikieri J Dermatol 2008, 18:37-39
  • The long-term effects of lamivudine treatment in patients with HBeAg-negative liver cirrhosis Adv Ther. Kilic ZM, Kuran S, Akdogan M, Cicek B, Oguz D, Odemis B, Sasmaz N. 2008 Mar;25(3):190-200
  • Impact of hepatitis B core antibody (anti HBC) seropositivity on interferon/ribavirin treatment response in patients with chronic hepatitis C. Biyikoglu 1, Filik L, Oguz D, Cicek B, Yilmaz B, Altiparmak E. . Bratisi Lek Listy. 2007;108(2):65-9
  • Endoscopic therapy of hydatid cyst disease in pre and postoperative setting. Çiçek B, Parlak E, Dişibeyaz S, Oğuz D, Cengiz C, Şahin E. Dig Bis Sci. 2007 Apr;52(4):931-5.
  • An endoscopic finding in patients with primary selerosing cholangitis: retraction of papilla vateri into the duodenum wail. Parlak E, Çiçek B, Dişibeyaz 5, Köksal AŞ, Şahin E. Gastrointest Endosc 2007; Mar 65(3):532-536.
  • Early diagnosis of gastric cancer. Cicek B. Turkiye Klinikleri J Surg Med Sci 2007, 3(44):1-5
  • Intrahepatic plastic stent entrapment due to to guide wire stripping. Disibeyaz S, Kuran S, Cicek B, Parlak E, Sahin B. Dig Dis Sci. 2007 Feb;52(2):516-7
  • Removal of distally migrated plastic stent: first pull it completely into the duodenum, then pull it out. Parlak E, Çiçek B, Özin Y, Uçar E, Şahin B. Journal of Academic Gastroenterology 2006;5(1):1-2
  • Prevalence of irritable bowel syndrome in primary health care institutions in Turkey. Özden A, Köksal AS, Oğuz D, Çiçek B, Yılmaz U, Dağlı Ü, Parlak E, Bahar K, Şahin B, Özler J. Journal of Acadenic Gastroenterology 2006; 5(1) :4-14
Good to Know

Frequently Asked Questions

What is Dr. Bahattin Çiçek's specialty?
Dr. Bahattin Çiçek is a specialist in Gastroenterology at Acibadem. For a personalised assessment, the Acibadem international patient team can review your medical history and reports and explain the suitable next steps.
Which hospital does Dr. Bahattin Çiçek practise at?
Dr. Bahattin Çiçek sees patients at Acibadem Maslak Hospital in İstanbul. The international patient team can confirm current availability and help you plan a consultation or visit.
What languages can I use when consulting Dr. Bahattin Çiçek?
Consultations with Dr. Bahattin Çiçek are supported in Turkish and English. In addition, Acibadem provides multilingual coordination and interpreter support so international patients can communicate clearly throughout their care.
How can I book an appointment with Dr. Bahattin Çiçek?
You can request an appointment with Dr. Bahattin Çiçek using the appointment form on this page, or by contacting the Acibadem international patient team by phone or WhatsApp. After you share your details, the team checks availability and confirms your appointment, usually within 24 hours.
Is an online video consultation available with Dr. Bahattin Çiçek?
Yes. Dr. Bahattin Çiçek offers online video consultations, so you can discuss your condition and reports with the specialist before making any travel arrangements. The international patient team can help you schedule a secure video visit.
How many years of experience does Dr. Bahattin Çiçek have?
Dr. Bahattin Çiçek has around 44 years of professional experience in Gastroenterology. A summary of education, experience and professional memberships is available on this page.
Can international patients arrange treatment with Dr. Bahattin Çiçek?
Yes. Acibadem supports international patients end to end — from the first consultation and treatment planning through appointment scheduling, interpretation during the stay and follow-up after returning home. Sharing your case for an initial assessment is free of charge.
How do I get a second opinion involving Dr. Bahattin Çiçek?
You can request an independent review of your diagnosis and proposed treatment. Share your medical reports through the consultation or "Ask a Doctor" form on this site, and the team will arrange a specialist review and explain the available options.
Care without borders

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Our international patient office coordinates your appointment, travel and treatment across the Acıbadem network — including 7 JCI-accredited hospitals — and stays with you in your own language, every step of the way.

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Schedule your appointment with Prof. Dr. Bahattin Çiçek

Choose a date and time that suits you. Our international patient team will check availability and confirm your appointment — usually within 24 hours.

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Prof. Dr. Bahattin Çiçek Appointment with Bahattin Çiçek Gastroenterology

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Where

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Treatments Performed

Patient Voices

What patients say about Prof. Dr. Bahattin Çiçek

★★★★★From 2,400+ verified patient reviews
★★★★★ Verified Patient

“I had been worried for months, but my sinus surgery was sorted out quickly and clearly. Assoc. Prof. Dr. Baylançiçek was honest about my options instead of pushing treatment. I felt looked after at every turn.”

Anas F. · Morocco February 2026
★★★★★ Verified Patient

“I was nervous about my physical therapy, but I felt safe at every single step. Dr. Çiçek was thorough, professional and genuinely caring. The whole experience was organised and reassuring.”

Ioana N. · North Macedonia February 2026
★★★★★ Verified Patient

“Choosing Acibadem for my sedation during my procedure was the best decision I made. Dr. ÇİÇEKDAĞ treated me as a person, not just a case. The follow-up care was just as good as the treatment itself.”

Andrei R. · Serbia October 2025
★★★☆☆ Verified Patient

“My gastroscopy exceeded every expectation I had. Prof. Dr. Çiçek was calm, precise and deeply reassuring. The nursing staff were attentive and kind throughout.”

Maria M. · Kosovo May 2026
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