2015 - 2021 Ankara Etlik Integrated Health Campus (1,500,000 square meters, 3.700 Bed City Hospital, founding MEDICAL MANAGEMENT DIRECTOR)

2019 - 2021 Sila Health Group Advisor to the Board of Directors
2014 - 2015 Medicalpark Ankara Hospital Founding Chief Physician and General Surgery Specialist
2012 - 2015 Private Lokman Hekim Ankara Hospital Deputy Chief Physician, General Surgery Specialist
2011 - 2012 Private TOBB ETU Hospital Advisor to the Chairman of the Board
2008 – 2011 Medicana International Ankara Hospital Quality Director, Head of Emergency Department (February 2010 JCI International Health Quality and Accreditation Certificate received) Supporting Health Tourism Unit.
2005 - 2008 TR. Kırıkkale University Faculty of Medicine Süleyman Demirel Research and Practice Hospital Deputy Chief Physician (Chairman of the Invoice Commission, Responsible for Performance, Data Processing, Quality Management) SGK - General Health Insurance General Directorate and 'Revenue Realization Officer' related to other institutions, General Surgery Department Lecturer
1991 - 1995 SSK Ankara Training Hospital (SB Ankara Dışkapı Yıldırım Beyazıt Training and Research Hospital) 3. General Surgery Specialization Training
1999 - 2000 Military Service Diyarbakır 600 Bed Military Hospital, General Surgery Specialist, Medical Lieutenant
2001 - 2005 Private Practice Physician General Surgery Specialist
1995 – 2004 SSK Ankara Training Hospital (SB Ankara Dışkapı Yıldırım Beyazıt Training and Research Hospital) 3. General Surgery Specialist.
2004 December - 2005 September SSK Ankara Training Hospital Deputy Chief Physician (SB Ankara Dışkapı Yıldırım Beyazıt Training and Research Hospital) (Responsible for Quality Management, Performance System, SSK Pension Fund Billing, Public and MoH Relations)

Robotic Surgery
Obesity Surgery
Colorectal Surgery
Breast Surgery
Endocrine (Thyroid-Goiter) Surgery
Oncological Surgery
Laparoscopic Surgery
Anal Region Diseases
Hernia Surgery

Turkish Surgery Association
KEPAN Association
Colorectal Surgery Association
Patient Safety Association

Domestic Course Participation:

H1. “Basic Course in Laboratory Animals Science”, 8-9 January 2005, Erciyes University School Of Medicine Kayseri

F1. Chapter Authorships in Turkish Books:
F1.1 Osmanoğlu CG, Emirdoğan M., "Abdominal Traumas in Old Age" (Chapter 8) Arasil T. (Series Editor), Holy YG (Issue Editor), New Horizons in Physical Medicine and Rehabilitation Elderly Health, Güneş Medicine Bookstore ; 2010, 103-114

F2. Chapter Translations in International Scientific Books:

F2.1.Osmanoğlu G., Soyer T., Emirdogan M. “Paraesophageal Herniation (Chapter 55), Anatomy of the Esophagus (Chapter 57), Transthoracic Antireflux Methods (Chapter 58), Laparoscopic Esophagectomy (Chapter 58a) ” (Chapter Four), Josef E. Fischer (Editor), M. Mahir Ozmen. (Trans. Editor), Mastery Of Surgery, Lippincot Williams & Wilkins; 5th edition, Güneş Medical Bookstore, Ankara , 2011

F2.2. Osmanoğlu G. “Acute Mesenteric Vascular Occlusion (Chapter 59), Gastrointestinal Lymphoma (Division 62), Acute Right Lower Quadrant Pain (Chapter 64), Hernias (Chapter 75), Lung Transplantation (Chapter 119), Heart Transplantation (Chapter Ch.120) “ (Six Chapters), Robert C. McIntyre- Gregory V. Stiegmann, Ben Eiseman (Editors), M. Mahir Özmen- Semih Baskan (Translation Editors), Surgical Decision Making, Elsevier Saunders; 5th edition, Güneş Medical Bookstore, Ankara, 2007

A1.Osmanoglu G, Yetisir F. Limberg flap is better for the surgical treatment of pilonidal sinus. Results of a 767 patients series with at least five years follow-up period. chirurge 2011 106:1-4.

A2. Ozpolat B, Kaya O, Yazkan R, Osmanoğlu G. Diaphragmatic injuries: a surgical challenge. Report of forty-one cases.Thorac Cardiovasc Surg. 2009 Sep;57(6):358-62.
A3.Kaymak C, Kadioglu E, Ozcagli E, Osmanoglu G, Izdes S, Agalar C, Basar H, Sardas S. Oxidative DNA damage and total antioxidant status in rats during experimental gram-negative sepsis. HumExp Toxicol. 2008 Jun;27(6):485-91.

A4. T Soyer, T R Aydos, Z Aktuna, O Korkut, G Osmanoğlu, Ö Hançerlioğulları, M Çakmak. The effect of experimentally induced carbon dioxide pneumoperitoneum on intra-abdominal and intra-esophageal pH. Turk J Med Sci. 2009;39(5): 709-712.

A5. Soyer T, Aktuna Z, Reşat Aydos T, Osmanoğlu G, Korkut O, Akman H, Cakmak M. Esophageal and gastric smooth muscle activity after carbon dioxide pneumoperitoneum. J Surg Res. 2010 Jun 15;161(2):278-81.

A6. Özpolat B, Büyükaşık O, Osmanoğlu C G, Doğan S, Kargıcı H. Is Cervicotomy Enough for Removal of Retrosternal Goiters?. Turk J Med Sci. 2008;38(6): 561-565.

A7. Han S, Han U , Atinkaya C , Osmanoglu G , Cavusoglu T, Dikmen E. Management of Gastrostomy to Prevent Perforation in Acute Severe Corrosive Esophagitis and Gastritis; An Experimental Study. TJG.2011 ; DOI: 10.4318/ tjg.2011.0177

A8. Han S, Han U, Atinkaya C, Cavusoglu T, Osmanoglu G, Dikmen E. W-plasty technique in tracheal reconstruction: a new technique? An experimental study. Eur Surg Res. 2008;41(4):319-23.

A9. Büyükkasik O, Osmanoglu CG. Ileosigmoid knotting situs inversus and splenic infarct. Tech Coloproctol. 2005 Dec;9(3):247-8.

A10. Buyukasik O, Osmanoglu CG, Polat Y, Kargici H, Kaya G. A life threatening multilocalized hidradenitis suppurativa case. MedGenMed. 2005 Oct 20;7(4):19.

A11. Yetisir F, Salman AE, Osmanoglu G, Onal O, Ciftci B, Kilic M. The comparison of the outcomes of early and late postoperative complications of open appendectomy and laparoscopic appendectomy. Chirurgia (Minerva Medica). 2013 Feb 26(1):1-4.

A12. Yetisir F, Salman AE, Acar HZ, Ozer M, Aygar M, Osmanoglu G. Management Of Septic Open abdomen in A Morbid Obese Patient with Enteroatospheric Fistula by Using Standard Abdominal Negative Pressure Theraphy in Conjunction with Intrarectal One. Case Reports in Surgery (Hindawi). Volume 2015, Article ID 293946, 4 pages.http://dx.doi.org/10.1155/2015/293946.

A13. Yetişir F, Şarer AE, Acar HZ, Parlak O, Osmanoglu G, Karaova G. Management of Recurrent Rectourethral Fistula by York Mason Posterior Transrectal Transspphincteric Approach. Case Reports in Urology (Hindawi). Volume 2015,Article ID 854365, 6 pages.http://dx.doi.org/10.1155/2015/854365.

A14. Yetişir F, Şarer AE, Acar HZ, Aygar M, Yazıoğlu O, Garabova G, Aydın SM, Osmanoglu G, Parlak O.Partial Adrenalectomy (Cortex Sparing Adrenalectomy). Robotics, Lap and Endosurg2(1):14-17,2016.

A15. Yetisir F, Sarer AE, Acar HZ, Osmanoglu G, Ozer M,Yaylak F. Management of a Septic Open Abdomen Patient with Spontaneous Jejunal Perforation after Emergent C/S with Confounding factor of Mild Acute Pancreatitis. Case Reports in Surgery (Hindawi). Volume 2016, Article ID 7153579, 5 pages.http://dx.doi.org/10.1155/2016/7153579.

A16. Sarer AE, Yetisir F, Aygar M, Acar HZ, Polat Y, Osmanoglu G. Intra-abdominal Pressure Monitoring in Open Abdomen Management with Dynamic Abdominal Closure. Indian Journal of Surgery. 2016, 6 pages. http://dx.doi.org/10.1007/s12262-016-1491-0.

Papers presented at international scientific meetings and published in the proceedings book:

B1. G.Osmanoglu, A.Bulut, D.Seker, Z. Ergul, I.Baran, O.Kaya. Specimen "The role of extended radical surgery in gastric cancer" Eurosurgery 98, Budapest, Hungary, 17-20 June 1998
B2. A.Bulut, D.Seker, Z. Ergül, O.Kaya,G.Osmanoğlu, İ.Baran, “Total proctocolectomy and ileoanal anastomosis with ileal J-pouch” Eurosurgery 98, Budapest, Hungary, 17-20 June 1998
D. Articles published in national journals:

D1.Osmanoğlu C.G., Saygun O., “The Effect of Operative Activity of Tertiary Reference Hospital General Surgery Clinic on Assistant Training” KU Medical Faculty Journal, 7(3):5-7, 2005

D2. Osmanoğlu C.G., Hoca O., “Evaluation of Voluntary Out of Hours Surgery Activity in a Tertiary Reference Hospital” KU Medical Faculty Journal, 6(3):16-19, 2004

D3.Kaya O., Osmanoğlu G., Ergül Z., Baran İ., “Leiomyosarcoma in the Small Intestine (Due to a Case)” Journal of Gastroenterology, 5(2):267-270, 1994

E. Papers presented at national scientific meetings and published in proceedings books:

E1. Dilektaşlı C., Osmanoğlu G., Kaya O., Şeker D., “Surgical Treatment of Insulinoma” National Surgery Congress ‘94, Istanbul, 9-13 June 1994

E2.Osmanoğlu G., Bulut A., Keçeci M., Ergül Z., Kaya O., Baran İ., “Role of Extended Radical Surgery in Gastric Cancer”, National Surgery Congress ‘98, İzmir, 6-10 May 1998

E3. Acar E., Avcıoğlu B.Ü., Osmanoğlu G., Şeker D., Bulut A., Özkardeş A., Kaya O., Ergül Z., Necipoğlu G., Baran İ., “Laparoscopic Treatment of Cases with Acute Biliary Pancreatitis” , National Surgery Congress '98, İzmir, 6-10 May 1998

E4.Baran İ., Yetişir F., Osmanoğlu G., Ağalar F., Bulut A., Kaya O., Şeker D., Necipoğlu G., “Evaluation of Voluntary Out-of-Work Surgery Activity in a Tertiary Reference Hospital”, National Surgery Congress 2002, Antalya, 15-19 May 2002

E5.Baran İ., Gürgen T., Osmanoğlu G., Kaya O., Ağalar F., Bulut A., Necipoğlu G., Ergül Z., Özkardeş A., Avcıoğlu Ü., Şeker D., “Tertiary Reference Hospital General Surgery Clinic Operative Activity: Its Effect on Assistant Training”, National Surgery Congress 2002, Antalya, 15-19 May 2002
E6.Baran İ., Yetişir F., Ağalar F., Osmanoğlu G., Şeker D., Bulut A., Ergül Z., Kaya O., “The First for Assistant Training in Laparoscopic Cholecystectomy in Reference Hospitals with Very Low Open/Laparoscopic Cholecystectomy Rate Can it be started within the year?”, National Surgery Congress 2002, Antalya, 15-19 May 2002
E7. Karataş İ., Osmanoğlu G., Necipoğlu G., Şeker D. Baran İ., “The Role of Peritoneal Cytology in Evaluating the Prognosis of Patients with Gastric Cancer.”, National Surgery Congress 2002, Antalya, 15-19 May 2002
E8. Han S., Han Ü., Atinkaya C., Osmanoğlu G., Çavuşoğlu T., Dikmen E., Kısa Ü., “Effectiveness of Early Gastrostomy in Acute Corrosive Esophagitis and Gastritis”, IV. Turkish Thoracic Surgery Congress, Antalya, 17-20 May 2007
E9. Han S., Han Ü., Atinkaya C., Çavuşoğlu T., Osmanoğlu G., Dikmen E., “Z Plasti Method in Trachea Reconstructions”, IV. Turkish Thoracic Surgery Congress, Antalya, 17-20 May 2007
E10. Kaymak Ç., Kadıoğlu E., Osmanoğlu G., Özçağlı E., İzdeş S., Ağalar C., Başar H., Şardaş S., "Investigation of Oxidative DNA Damage in the Experimental Gram-Negative Sepsis Model in Rats.", Turkish Anesthesiology and Reanimation Congress TARK 2006, Istanbul, 25-28 October 2006