| Prof. Dr. |
American Hospital - Department of Endocrinology, Diabetes and Obesity |
2025 - To date |
| Prof. Dr. |
Istanbul University, Istanbul Faculty of Medicine, Department of Endocrinology and Metabolic Diseases, Department of Internal Medicine |
2022 - 2025 |
| Deputy Chairman |
Directorate of Health Institutes of Türkiye (TÜSEB) |
2020 |
| Head of the Institute |
Health Institutes of Türkiye (TÜSEB), Türkiye Public Health and Chronic Diseases Institute |
2018 - 2022 |
| Prof. Dr. (Part-Time) |
American Hospital, Department of Endocrinology |
2007 - 2011 |
| Prof. Dr. (Head of the Department of Science) |
Istanbul University, Istanbul Faculty of Medicine, Department of Endocrinology and Metabolic Diseases, Department of Internal Medicine |
2005 - 2018 (2011 - 2015) (2016 - 2018) |
| Prof. Dr. (Part-Time) |
Acıbadem Bakırköy Hospital, Department of Endocrinology |
2001 - 2007 |
| Prof. Dr. (Head of the Department of Science) |
Istanbul University, Istanbul Faculty of Medicine, Department of Diabetes, Department of Internal Medicine |
1997 - 2005 (2003 - 2005) |
| Assoc. Prof. Dr. |
Istanbul University, Istanbul Faculty of Medicine, Department of Diabetes, Department of Internal Medicine |
1991 - 1997 |
| Internal Medicine Specialist (Chief Resident) |
Istanbul University, Istanbul Faculty of Medicine, Department of Diabetes, Department of Internal Medicine |
1989 - 1991 |
| Specialist, Internist (Professional Practice) |
King Fahd University of Petroleum & Minerals, Medical Clinic (Dhahran, Saudi Arabia) |
1986 - 1988 |
| Internal Medicine Specialist (Compulsory Service) |
SSI Istanbul Hospital, Kartal Occupational Diseases Hospital |
1985 - 1986 , 1984 - 1985 |