JCI-accredited · 45+ hospitals & clinics · 90+ countries served · 24/7 multilingual support
Prof. Dr. Bahattin Çiçek Gastroenterology

Prof. Dr. Bahattin Çiçek

✓ Medically verified profile
Gastroenterology

Prof. Dr. Bahattin Çiçek

✓ Medically verified profile
38+ years experienceLanguages: Turkish, EnglishOnline consultationAcibadem Maslak Hospital · İstanbul
★★★★★ From 2,400+ verified Acibadem patient reviews
Prof. Dr. Bahattin Çiçek
Profile

About Prof. Dr. Bahattin Çiçek

Quick answer

Prof. Dr. Bahattin Çiçek is a gastroenterology specialist at Acibadem Maslak Hospital in İstanbul with more than 38 years of experience.

He treats digestive system and liver conditions, with clinical focus areas reflected in gastroenterology, gastrointestinal endoscopy, inflammatory bowel diseases, and digestive absorption and nutrition-related disorders. He consults in Turkish and English and offers online video consultation.

Prof. Bahattin Çiçek is an associate professor and experienced gastroenterologist specializing in digestive system disorders, liver disease, endoscopy and nutrition-related absorption conditions. He completed his high specialization training at Turkey High Specialization Training and Research Hospital in 2008 and joined Acıbadem Health Group the same year, where he has continued clinical practice and research.

His work focuses on diagnosing and treating inflammatory bowel diseases, liver disorders and malabsorption syndromes, with extensive experience in gastrointestinal endoscopy. He is an active member of several professional organizations, including the Digestive System Absorption Disorders and Nutrition Research Association, the Turkish Gastroenterology Association, the Association for the Study of Liver Diseases, the Gastrointestinal Endoscopy Society, and the Inflammatory Bowel Diseases Association.

Background

Education

  • 2008Turkey High Specialization Training and Research Hospital / Associate Professor
  • 2000Turkey High Specialization Training and Research Hospital Gastroenterology
  • 1994Istanbul University Cerrahpaşa Faculty of Medicine Internal Medicine
  • 1982–1988Ankara University Faculty of Medicine
Career

Professional Experience

  • 2008Acibadem Health Group
  • 2000–2008Turkey High Specialization Training and Research Hospital / Gastroenterology Chief Assistant
  • 1998–2000Turkey High Specialization Training and Research Hospital / Gastroenterology Research Assistant
  • 1994–1998Suluova State Hospital / Internal Medicine Specialist (Compulsory Service)
  • 1988–1994Istanbul University Cerrahpaşa Faculty of Medicine, Department of Internal Medicine / Research Assistant
Affiliations

Professional Memberships

  • Digestive System Absorption Disorders and Nutrition Research Association
  • Turkish Gastroenterology Association
  • Association for the Study of Liver Diseases
  • Gastrointestinal Endoscopy Society
  • 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 38 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

A dedicated team, from first message to follow-up

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

Book an Appointment

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.

  1. 1
    Choose your date & timePick a preferred day and time slot for your visit.
  2. 2
    Share your detailsTell us how to reach you and anything we should know.
  3. 3
    We confirm with youOur team confirms the appointment by phone or email.
Why patients choose Acıbadem
35+Years of expertise
90+Countries served
20+Languages spoken
24/7Patient support
Prefer to talk now?
Appointment Request

Request your appointment

This request goes directly to this doctor’s schedule.

Prof. Dr. Bahattin Çiçek Appointment with Bahattin Çiçek Gastroenterology

Your information stays strictly confidential and is used only to arrange your care.

Where

Hospitals

Departments

Medical Units

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
We’re With You at Every Step

How can we help you today?

We value your privacy We use essential cookies to run this site and, with your consent, analytics cookies to understand how it is used and improve it. You can accept, reject, or choose what to allow. See our Cookie Policy.