Dato’ Dr. Nik Ritza Kosai

Bariatric Surgeon

Dato’ Dr Nik Ritza Kosai

Professor Nik – as we often refer to him is a kind and gentle surgeon with a wicked sense of humour and fabulous bedside manner.  He graduated from University of St. Andrews, Scotland with Bsc Med Sci and MBChB from Manchester University. He underwent Basic and Higher Specialist Surgical training in the North West of England Deanery rotation leading to FRCS General Surgery.

In January 2011, he joined Universiti Kebangsaan Malaysia (The National University of Malaysia) and is currently the Head of Upper Gastro- intestinal, Metabolic and Bariatric Surgical unit at the Faculty of Medicine.

Since then, he has established the UGI and Bariatrics unit at Hospital Canselor Tuanku Muhriz, PPUKM making it the country premier and the main referral centre for treatment for Upper Gastrointestinal Cancers and Obesity Disorder. This centre has performed more than 1700 Bariatric and Metabolic surgeries, the most in Malaysia.

He is currently very active in research in particular obesity, Upper GI cancers and helicobacter Pylori including international collaborations to which he has published over 100 peer reviewed publications, book chapters, expert opinion catalogues, magazines and newspapers articles has been published.

Presently, he holds several notable positions in various organisations. He is the President of the Malaysian Metabolic and Bariatric Surgical Society, Vice president of Malaysian Upper GI Society and President of Malaysia chapter of IFSO (International Federation of Surgery for Obesity).

He sits in the committee for the Subspecialty Upper GI training in Malaysia and the national Guidelines for Bariatric surgery and the National Obesity Guidelines.

He is also the examiner for the MRCS (Royal College of Surgeons of Edinburgh), Conjoint Masters of Surgery and External Examiner at Universiti Sains Malaysia.

As being one of the key opinion leaders in his field, he has been invited as a speaker and faculty at numerous national and international conferences and surgical workshops.

He has even made several appearances on Radio and Television shows.

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