Dr. Thomas Alexander

Prof Dr Thomas Alexander is a Senior Consultant Medical Gastroenterologist in Bangalore with 46 years of experience in medicine and over 30 years of dedicated practice in gastroenterology, currently practising at Manipal Hospital, Doddaballapur.

Patients looking for a gastroenterologist in Doddaballapur or a specialist in hepatology, advanced endoscopy, and complex digestive disorders will find in Prof Alexander a clinician trained at Christian Medical College (CMC), Vellore, with a career spanning academic medicine, clinical gastroenterology, and the founding of gastroenterology departments across multiple institutions.

His expertise spans clinical gastroenterology, hepatology, therapeutic endoscopy, and gastrointestinal education.

Areas of Expertise

Prof Dr Thomas Alexander diagnoses and manages a broad range of gastrointestinal and liver conditions including chronic liver disease, portal hypertension, gastrointestinal bleeding, inflammatory bowel disease, pancreatic disorders, biliary disorders, functional gastrointestinal illnesses, Hepatitis B, oesophageal conditions, and colonic motility disorders.

His practice covers both routine gastroenterological presentations and complex cases requiring advanced endoscopic intervention.

Clinical Gastroenterology and Hepatology

He manages the full spectrum of gastrointestinal and liver disorders with a structured, evidence-based clinical approach developed over four decades of practice across high-volume academic and clinical institutions in India and the UAE.

• Chronic liver disease evaluation and management
• Portal hypertension management
• Hepatitis B and viral hepatitis management
• Gastrointestinal bleeding (upper and lower)
• Inflammatory bowel disease management
• Functional gastrointestinal disorders
• Pancreatic and biliary disorder management

Diagnostic and Therapeutic Gastrointestinal Endoscopy

Prof Alexander has performed advanced gastrointestinal endoscopic procedures across decades of clinical practice, offering both diagnostic evaluation and therapeutic intervention for digestive conditions without major surgery.

• Upper Gastrointestinal Endoscopy
• Colonoscopy
• Endoscopic Retrograde Cholangiopancreatography (ERCP)
• Therapeutic Endoscopy for gastrointestinal bleeding and biliary disorders
• Advanced endoscopic procedures for pancreatic and biliary conditions

Present Experience

• Senior Consultant Gastroenterologist – Manipal Hospital, Doddaballapur, Bangalore

Past Experience

• Senior Consultant Gastroenterologist – Ramaiah Hospital, Brigade Orchards, Devanahalli, Bangalore
• Senior Consultant in Gastroenterology – Bangalore Baptist Hospital, Hebbal
• Consultant Gastroenterologist – YASMED, Al Saha Al Shifa Hospital, Sharjah, UAE
• Professor, Senior Consultant and Head of Gastroenterology – Pondicherry Institute of Medical Sciences
• Consultant Gastroenterologist – Zulekha Hospital, Sharjah, UAE
• Associate Professor and Senior Consultant Gastroenterologist – Pondicherry Institute of Medical Sciences; co-founded the Department of Gastroenterology and served as Dean of Medical Education
• Senior Consultant and Head of Gastroenterology – Holy Cross Hospital, Kottiyam, Kerala; founded the Department of Gastroenterology
• Consultant Gastroenterologist – VSM Hospital, Mavelikara, Kerala; established the Department of Gastroenterology
• Registrar – Christian Medical College Hospital, Vellore, Tamil Nadu

Credentials and Education

• MBBS – Rangaraya Medical College, Kakinada, Andhra University (1980)
• MD (General Medicine) – Rangaraya Medical College, Kakinada, Andhra University (1985)
• DNB (Gastroenterology) – National Board of Examinations, New Delhi (1996)
• DM (Gastroenterology) – Christian Medical College (CMC), Vellore (1996)
• Diploma in Statistical and Research Methodology – Pondicherry University (2010)

Medical Registration

• Travancore Cochin Medical Council, Trivandrum – Registration No. 20064

Awards and Academic Achievements

• Best Clinical Paper Award – Annual Conference of the Indian Association for Study of the Liver, for research on colonic motility in patients with portal hypertension
• Invited Orator at national gastroenterology conferences and professional meetings
• Regular Speaker at CMEs and academic meetings across India
• Reviewer for BMJ Case Reports and Journal of Current Research in Scientific Medicine

Research and Publications

Prof Dr Thomas Alexander has authored more than 30 peer-reviewed publications in indexed medical journals covering gastroenterology, hepatology, medical ethics, and medical education. His postgraduate research focused on Hepatitis B infection in hospital populations and diagnostic evaluation of HBsAg.

He has contributed to academic gastroenterology through invited lectures, orations, and journal reviewing over several decades.

Professional Memberships

• Indian Society of Gastroenterology
• Indian Association for Study of the Liver
• Society of Gastrointestinal Endoscopy of India
• American Gastroenterological Association
• American College of Gastroenterology
• American Association for the Study of Liver Diseases
• American Society for Gastrointestinal Endoscopy
• European Society of Gastrointestinal Endoscopy
• Association of Physicians of India
• Indian Medical Association

Languages Spoken

Prof Dr Thomas Alexander consults in English, Malayalam, Hindi, Tamil, and Telugu, enabling clear and accessible communication with patients from diverse linguistic backgrounds across Karnataka and beyond.

Book an Appointment with Prof Dr Thomas Alexander, Gastroenterologist in Bangalore

Book a priority appointment with Prof Dr Thomas Alexander, a trusted gastroenterologist in Doddaballapur, Bangalore, at Manipal Hospital, Doddaballapur or Ramaiah Hospital, Brigade Orchards, Devanahalli.

Check his consultation fee and contact details on HexaHealth, and book your consultation through HexaHealth's medical experts for a smooth and hassle-free experience.