Dr. Arun Thangaraj |

Make an Appointment

Doctor Profile


Dr. Arun Thangaraj


Dr. Arun Thangaraj is a Specialist Gastroenterologist at Aster Speciality Clinic, Discovery Gardens, with over 17 years of experience in the field. Dr. Arun completed his MBBS (1996) from the Coimbatore Medical College in India. Following this, he went on to achieve his M.D. in General Medicine (2006) and his D.M. in Gastroenterology (2012). Prior to joining Aster DM Healthcare, Dr. Arun was working as a Consultant Gastroenterologist and Liver Transplant Hepatologist at MOIT International Hospital, India.

Through the course of his extensive career, Dr. Arun has performed 4000 upper GI endoscopies, 800 colonoscopies, 100 variceal ligations and sclerotherapies, 50 PEG procedures and endoscopic dilatations and 25 colonoscopic polypectomies and nasojejunal tube placements, 10 argon plasma coagulation and 60 ERCP and a few EUS. He has also deployed numerous esophageal, stomach and colonic stents. Furthermore, as a member of the Liver Transplant team, he has helped  64 Liver transplants (62 cadaver donor and 2 living donors) in pretransplant assessment and post-transplant care till date.



  • 1991 – 1997: MBBS, Coimbatore Medical College, India
  • 2003 – 2006: M.D. (General Medicine), Kilpauk Medical College, India
  • 2009 – 2012: D.M. (Gastroenterology), Kilpauk Medical College, India
  • 2018 – European Speciality Examination in Gastroenterology and Hepatology, Royal College of Physicians, United Kingdom


Professional Experience

  • 2012 – 2016: Consultant Gastroenterologist and Liver Transplant Physician, MIOT International, Chennai, India
  • 2006 – 2009: Assistant Professor of Medicine, Stanley Medical College, Chennai, India
  • 2000 – 2003: Medical Health Officer, Primary Health Centre, Coimbatore, India
  • 1998: Non-Postgraduate Junior Resident in Medicine, JIPMER, Puducherry, India


Languages Spoken

  • English
  • Tamil
  • Hindi


Special Interests

  • Liver transplants
  • Upper GI Endoscopy
  • Colonoscopic Polypectomy
  • Nasojejunal tube placement


Professional Memberships

Dr. Arun is a member of the following prestigious organizations

  • Member of European Society of Liver Diseases (EASL)
  • Member of Indian Medical Association (IMA)
  • Member of Association of Physicians of India (API)
  • Member of Indian Society ofGastroenterologyy (ISG)-TN chapter
  • Member of Society of Gastrointestinal Endoscopy of India (SGEI)


Research Presentations

  • “Crystal ball technology”-selected for oral presentation at Young innovator award GIBHICON (Indo British health initiative ) 2012 at MIOT hospital, Chennai
  • “A rare case of primary biliary cirrhosis” poster presentation at Masterclass liver disease (MCLD 2011), Global Hospitals, Chennai
  • “To cut or not to cut- A study on Needle-knife sphincterotomy in 565 ERCP cases at DDHD, KMC- poster presentation at ISGCON 2011, Coimbatore
  • “A rare case of hematochezia- Rectal tuberculosis”-poster presentation at ISGCON 2010, Hyderabad
  • “An interesting case of jaundice-overlap syndrome- published in e-journal of Tamilnadu Dr.MGR medical university, Chennai


Timings / Contact

View Clinic Profile


9:00 am - 1:00 pm     4:30 pm - 8:30 pm


1:00 pm - 9:00 pm


9:00 am - 5:00 pm


1:00 pm - 9:00 pm


9:00 am - 5:00 pm


Off day


9:00 am - 5:00 pm    

Aster Clinic, Discovery Gardens (Zen Cluster)

Building #9, Zen Cluster

Tel: +97144400500

Fax: +97144489152

E-mail: discoverygarden@asterclinics.com

Disclaimer : Doctor's timings are subject to change. For further inquiries please contact the concerned Clinic.



Fasting during Ramadan