Prof. Dr. Hasan Erdem was born in 1976 in Hatay. He began his medical education at Istanbul University Cerrahpaşa Faculty of Medicine in 1996. After graduating in 2002, he completed his specialization in the General Surgery Clinic at Istanbul Bezmialem Vakıf Gureba Training and Research Hospital and became a General Surgery Specialist in 2008.
From 2009 to 2011, Dr. Hasan Erdem fulfilled his compulsory service at Elbistan State Hospital, after which he began working as Chief Assistant in General Surgery at Adana Numune Training and Research Hospital in the same year. There, he focused on Advanced Laparoscopy and Robotic Surgery, serving until 2016.
In 2016, he left his position in the public sector and established his private clinic, Dr. HE Obesity Clinic, in Istanbul, specializing in obesity and metabolic surgery procedures. He earned the title of Associate Professor in 2018 and Professor in 2024.
With over 8,000 successful cases in surgical fields such as Obesity and Diabetes Surgery, Endocrine Surgery, Liver and Gallbladder Diseases, Stomach and Intestinal Diseases, Cancer Surgery, and Hernia Surgery, Dr. Hasan Erdem continues all his national and international work through his Dr. HE Obesity Clinic.
- Obesity and Diabetes Surgery. (Metabolic Surgery)
- Endoscopy (Gastroscopy, Colonoscopy, Rectoscopy)
- Endocrine Surgery. (Thyroid, Parathyroid, Surrenal)
- Breast Surgery. (Breast Diseases, Breast Cancer)
- Stomach, Intestinal Diseases and Cancer Surgery. (Reflux, Colon, Rectum)
- Liver and Gallbladder Diseases.
- Hernias. (Inguinal Hernia, Umbilical Hernia, Surgical Hernias)
- Ingrown hair, Pilonidal Sinus.
- Proctology (Hemorrhoids, Anal Fissure, Anal Fistula, Perianal Abscess)
| Title | Locations | Year |
| Assistant Doctor | İstanbul Bezmialem Valide Sultan Vakıf Gureba Training and Research Hospital | 2003 – 2008 |
| General Surgery Specialist | Ümraniye Training and Research Hospital General Surgery Clinic | 2008-2009 |
| General Surgery Specialist | Elbistan State Hospital General Surgery Clinic | 2010-2011 |
| General Surgery Specialist | Adana Training and Research Hospital General Surgery Clinic | 2011-2016 |
| Bariatric Surgeon | Dr. HE Obesity Clinic İstanbul | 2016 – |
- International Federation for the Surgery of Obesity and Metabolic Disorders.
- Turkish Surgical Association.
- Endoscopic and Laparoscopic Surgery Association.
- Endocrine Surgery Association.
- Turkish Society of Colon and Rectal Surgery
- Anorectal Physiology Course, Istanbul Medical Faculty General Surgery Department, 2011
- Laparoscopic Colon Rectum Surgery Course, December 2011, İzmir
- Laparoscopic Morbid Obesity Surgery Masterclass Course, Elancourt, France December 2012
- Laparoscopic Ventral Herni Masterclass Course, Elancourt, France January 2013
- Laparoscopic Bariatric Surgery Hands-On Course, Sages 2013 Meeting, Baltimore, USA 2013
