2003 / 2007: Gastroenterology Specialist
Türkiye Yüksek İhtisas Eğitim ve Araştırma Hastanesi, Türkiye

1992 / 1997: Internal Medicine Specialist
Haydarpaşa Numune Eğitim ve Araştırma Hastanesi, Türkiye

1984 / 1991: Doctor of Medicine
Hacettepe University Faculty of Medicine, Türkiye

1991 / 1992: Ortadogu Medical Center, Turkiye
General Practitioner

1992 / 1992: Turk Diyanet Medinah Hospital, KSA
General Practitioner)

1992 / 1997: Haydarpasa Numune Training and Research Hospital, Turkiye
Internal Medicine Fellow)

1999 / 2000: Golcuk Naval Forces Hospital, Turkiye
Internal Medicine Specialist (Military Service)

2000 / 2003: SANKO University Hospital, Turkiye
Internal Medicine Specialist

2003 / 2010: Turkiye Yuksek İhtisas Training and Research Hospital, Turkiye
Gastroenterology Fellow

2017 Hajj pilgrimage season: King Faisal Hospital, KSA
Internal Medicine Consultant

2010 / 2023: Diskapi Yildirim Beyazit Training and Research Hospital, Turkiye
Gastroenterology Specialist

2023 / Present: Turkish Hospital

March 2007 / November 2007: Advanced Endoscopic Techniques Course, Showa University Northern Yokohama Hospital, Japan

April 2005 – May 2005: ERCP Observership Course, Giessen University Hospital, Germany

January 1996 – May 1996: Infectious Diseases Rotation Course, Wayne State University Harper Hospital, USA

Serta Kılınçalp, Fuat Ekiz, Omer Başar, Mehmet Raşit Ayte, Sahin
Coban, Barış Yılmaz, Akif Altınbaş, Nurcan Başar, Bora Aktaş, Yaşar
Tuna, Halil Erbiş, Engin Uçar, et al. Mean platelet volume could be
possible biomarker in early diagnosis and monitoring of gastric
cancer. Platelets. 2014;25(8):592-594.
Baris Yilmaz, Omer Basar, Akif Altınbas, Fuat Ekiz, Bora Aktas, Gülfer
Oztürk, Zeynep Ginis, Sahin Coban, Engin Ucar, et al. The utility of
thrombopoietin in predicting liver fibrosis in chronic hepatitis B. Int J Clin
Exp Med. 2014;7(5):1430-1434.
Bora Aktaş, Akif Altınbaş, Omer Başar, Barış Yılmaz, Fuat Ekiz, Zeynep Giniş,
Gülfer Oztürk, Sahin Coban, Yaşar Tuna, Engin Uçar, et al. Serum m 30 levels
reflects ulcerative colitis activity. Inflamm Bowel Dis. 2013;19(11):2400-2403.
Ibrahim Ertuğrul, Seyfettin Köklü, Omer Başar, Osman Yüksel, Engin
Uçar, et al. Thrombosis of the portal venous system: a prospective
study. J Clin Gastroenterol. 2008;42(7):835-838.
Aysel Kıyıcı, Mehmet İbiş, Şeval Akbulut, Seyfettin Köklü, Engin Uçar, Ali Ünlü.
Serum TNF-Alpha Levels in Acute and Chronic Pancreatitis. Eur J Gen Med.
2009;6(2):103-107.
Mehmet Ibis, Engin Ucar, et al. Inferior thyroid artery embolization for
downhill varices caused by a goiter. Gastrointest Endosc.
2007;65(3):543-545.
Omer Başar, Seyfettin Köklü, Deniz Köksal, Aydin Seref Köksal, Mehmet
Ibiş, Engin Uçar, Aysel Ulker. Intracranial tuberculomas in a
nonimmuncompromised patient with abdominal tuberculosis
misdiagnosed as Crohn's disease. Dig Dis Sci. 2005;50(7):1279-1282.
Başar O, Ibiş M, Uçar E, et al. Recurrent pancreatitis in a patient with
autosomal-dominant polycystic kidney disease. Pancreatology. 2006;6(1-
2):160-162.