Assoc. Prof. Kemal Öncü is a gastroenterologist with specialized expertise in digestive diseases and liver conditions. He completed his rigorous gastroenterology training at Gulhane Military Medical Academy and has been a valued member of the Acıbadem Health Group since 2018. He provides comprehensive care for a broad spectrum of gastrointestinal disorders, including irritable bowel syndrome, acid reflux, inflammatory bowel disease, and complex hepatic issues.

An active member of the Turkish Gastroenterology Association and the Turkish Association for Liver Research, Dr. Öncü contributes to professional development and stays current with the latest research and treatment modalities. He is known for his patient-centered philosophy, which combines evidence-based medicine with clear, empathetic communication. This approach helps patients understand their conditions and actively participate in managing their gastrointestinal and liver health for improved long-term well-being.

Memberships

Assoc. Prof. M.D. Kemal Öncü is an active member of several esteemed medical organizations, ensuring alignment with the latest clinical guidelines and ethical practices.

  • checkedTurkish Gastroenterology Association
  • checkedTurkish Association for Liver Research

Experience

With a career spanning + years, Assoc. Prof. M.D. Kemal Öncü has served in various esteemed medical centers, contributing to both outpatient and surgical care across a wide spectrum of cases.

  • checkedAcibadem Health Group( 2018-01-01 Current)
  • checkedVM Medicalpark Kocaeli Hospital( 2016-01-01 - 2018-01-01)
  • checkedGATA Haydarpasa Training Hospital(Gastroenterology 2008-01-01 - 2016-01-01)
  • checkedTRNC Kyrenia Military Hospital( 2007-01-01 - 2008-01-01)
  • checkedGATA Haydarpasa Training Hospital(Gastroenterology 2004-01-01 - 2007-01-01)
  • checkedAntalya Karpuzkaldıran Dispensary Chief Medical Office( 2001-01-01 - 2004-01-01)
  • checkedGATA(Internal Medicine 1997-01-01 - 2001-01-01)

Frequently Asked Questions

Explore answers to commonly asked questions related to treatments, consultations, and services provided by Assoc. Prof. M.D. Kemal Öncü.

Patient Experience Icon

Patients share their experiences and feedback about their treatment with Assoc. Prof. M.D. Kemal Öncü, reflecting the doctor’s commitment to quality care, advanced treatment, and patient-focused service. Explore real stories from individuals who have trusted Assoc. Prof. M.D. Kemal Öncü with their health.

A 28-year-old female professional freediver from...
Oct 18, 2025

A 28-year-old female professional freediver from Australia, working seasonally in Bodrum, presented with recurrent, severe abdominal pain exclusively after deep dives. Dr. Öncü discovered a rare case of mesenteric artery compression exacerbated by the Valsalva maneuver during ascent. Treatment involved a tailored dietary plan to manage intra-abdominal pressure and coordination with a diving physician. The patient returned to professional diving within 8 weeks with modified techniques.

A 72-year-old retired olive grove farmer...
Sep 18, 2025

A 72-year-old retired olive grove farmer from a remote village presented with progressive dysphagia, having self-treated for years with herbal mixtures. Endoscopy revealed an advanced, obstructing esophageal stricture from untreated GERD. Dr. Öncü performed a complex, staged dilation procedure over several months. The patient's granddaughter, a medical student in Istanbul, facilitated communication and advocated for his care, resulting in restored swallowing function.

A 41-year-old Syrian refugee and tailor,...
Sep 15, 2025

A 41-year-old Syrian refugee and tailor, recently resettled in Bodrum, presented with unexplained weight loss and fatigue. He was hesitant to seek care due to past trauma. Dr. Öncü, through a translator, diagnosed intestinal tuberculosis—a condition rare in Turkey but prevalent in his home region. A full 6-month WHO Directly Observed Therapy regimen was coordinated with public health services, leading to complete recovery and community reintegration.

A 19-year-old university student from Istanbul,...
Nov 15, 2025

A 19-year-old university student from Istanbul, vacationing in Bodrum, presented with acute, severe jaundice after consuming wild mushrooms foraged near his hostel. Dr. Öncü identified Amanita phalloides poisoning with acute liver injury. He initiated aggressive N-acetylcysteine protocol and coordinated emergency transfer for possible liver transplant evaluation. The patient recovered hepatic function after 3 weeks in intensive care without transplantation.


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