Jan, Yi-Yin ,M.D .
Institution: Linkou Chang Gung Memorial Hospital / Chang Gung University
Position: General surgeon physician./Taiwan Pancreas Medical Association Director./ Professor of Surgery, Chang Gung University./Taipei Chang Gung Memorial Hospital consultant physician.
Department:Department of Surgery 
Office Address:199, Tung-Hwa North Road, Taipei, Taiwan, R.O.C 
Tel: (02)7135211
E-mail: janyy@adm.cgmh.org.tw
Focus of Interest:- General Surgery
- Hepatobiliary surgery
- Non-operative biliary drainage and choledochoscope
- Endoscopic and Laparoscopic surgery
- Research program
Fulltime Employment: 2004/08 ~ Professor, Department of Medicine, Chang Gung University
1979/07 ~ , Chang Gung Memorial Hospital general surgeon physican
2009/07 to 2013/02, director of the Department of Surgery, Chang Gung Memorial Hospital
1994/09 to 2004/07 Associate Professor of Medicine, Chang Gung University
1990/06 to 1994/08 Department of Medicine, Chang Gung University Lecturer
Deputy Director 2004/05 Chang Gung Memorial Hospital Cancer Center
2004/07 to 2009/12, deputy director of the Department of Surgery, Chang Gung Memorial Hospital
2003/02 to 2009/06, Chang Gung Memorial Hospital, Head of Department of General Surgery
1978/07 / to 1979/06 Chang Gung Memorial Hospital General Surgeon General
1976/07 / to 1977/06 Chang Gung Memorial Hospital general surgery residency
1975/07 to 1976/06 Taipei Veterans General Hospital surgery residency
1974/07 to 1975/06 National Taiwan University Hospital radiology residency
Education: College of Medicine, National Taiwan University, 1966-1973
Post-Graduate Education: 1. Military Service. July 1973 - June 1974
2. 1st Resident, Department of Radiology, National Taiwan University Hospital. July 1974 - June 1975
3. 1st Resident, Department of Surgery, Venteral General Hospital.
July 1975 - June 1976 4. 2nd-Chief Resident, Department of Surgery, Chang Gung Memorial Hospital. July 1976 - June 1979
5. Clinical Observer, National Nagoya University Hospital, Japan. June 1983 - Sept. 1983
6. Visiting Staff, Department of Surgery, Chang Gung Memoiral Hospital July 1979 - now
7. Clinical Professor, Department of Surgery, Chang Gung Memorial Hospital 1998 - now
8. Lecture, Department of Surgery , Chang Gung University June 1990-Aug 1994
9. Associated Professor, Department of Surgery, Chang Gung University Sept 1994
10. Chief, Division of First General Surgery, Chang Gung Memorial Hospital, Taipei July 1999 – July 2002
11.Chief, Divison of Linkou general surgery, Chang Gung Memorial Hospital, Taipei Aug 2002- June 2009
12.Chairman of General Surgery, Chang Gung Memorial Hospital, Taipei Feb 2003-June 2009
13.Vice-Chairman of Cancer Center, Chang Gung Memorial Hospital Linkou May 2004-Dec 2009
14. Chief, Divison of Linkou surgery, Chang Gung Memorial Hospital, Taipei July 2009-now
Honor and Awards: a. 1995 and 1997 Research Award, National Science Council, Taiwan
b. Fellowship of American College of Surgeons (FACS)
c. Best teacher of visiting staff (VS) 1991 and 1992.
All Publications
Professional Affiliations:1. Member of Surgial Assoication, Republic of China
2. Member of Association of Surgeons of South East Asia
3. Member of The Gastroenterological Society of Republic of China
4. Member of Formosan Medical Assoication
5. Member of The Gastroenterological Surgery Societ of R.O.C.”
6. Member of International College of Surgeon, Chian ection
7. Member of Collegium Internationale Chirurgiae Digestivae
8. Member of HPB, World Association
9. Member of Ultrasonography Society ROC
10. Member of Endocrinology Society ROC
11. Member of Digestive Endoscopy Society ROC
12. Member of Chinese Association for Endoscopic Surgery
13. Member of Society of Laparoendoscopic Surgeons, U.S.A.
14. Fellowship of American College of Surgeons (FACS)
Professional Activities:
1. Member of Tissue Committee, Chang Gung Memorial Hospital. Jan. 1983 - Dec. 1987, Jan.2002-now
2. Member of Educational Committee, Department of Surgery, Chang Gung Memorial Hospital. May 1985 - Dec. 1990
3. Member of Pharmacentical Committee, CGMH. Jan. 1992 - Dec. 1994
4. Member of Medical Quality Control Committee. Jan. 1994 - present
5. Member of Operation Room Committee Jan. 1996 – Dec. 1999
6. Supervisor of the Gastroenterological Surgery Society of Taiwan. 1988 – 1990
7. Director of the Gastroenterological Surgery Society of Taiwan. 1990 – 1996
8. Member of Admission Test Committee of the Gastroenterological Surgical Society of Taiwan. 1988 – 2004
9. Member of Educational Committee in Gastroenterological surgery society of Taiwan. 2002-2004
10.Director of Chinese Association for Endoscopic Surgery 1996 – June 1999
11.Standing director of Chinese Association for Endoscopic Surgery June 1999 – June 2002
12.Chairman of Chinese Association for Endoscopic Surgery June 2000 – June 2001
13. Reviewer of the Bureau of National Health Insurance Apr. 2000 – Feb 2001
14. Director of the Taiwan Pancreas Society July 2000 – Jun 2013
15. President of the Taiwan Pancreas Society July 2013 – present