
Dr. Mahadevan B
Head of Department & Senior Consultant — Gastroenterology & Hepatobiliary
Gastroenterologist
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Recent Consultations
About Dr. Mahadevan B
Dr. Mahadevan B is a senior consultant and Head of Department of Gastroenterology and Hepatobiliary Medicine at Gleneagles HealthCity Chennai, bringing over 21 years of clinical expertise to the diagnosis and treatment of complex gastrointestinal and liver disorders. He holds an MBBS from JIPMER Pondicherry, an MD in Paediatrics, and a specialized DM (Doctorate in Medicine) in Gastroenterology, establishing a strong foundation in both general and specialized gastroenterological practice.
Dr. Mahadevan is widely recognized for his proficiency in advanced therapeutic endoscopy and hepatobiliary interventions. His signature areas include ERCP (endoscopic retrograde cholangiopancreatography), EUS (endoscopic ultrasound), POEM (per oral endoscopic myotomy) for achalasia cardia, and ESD (endoscopic submucosal dissection) for early gastrointestinal cancers. He manages complex biliary conditions including choledocholithiasis, biliary strictures, and post-surgical bile duct complications, as well as luminal disorders such as chronic pancreatitis, pancreatic cysts, and severe gastroesophageal reflux disease. His expertise extends to inflammatory bowel disease management, particularly Crohn's disease.
International patients find in Dr. Mahadevan a clinician experienced with medical tourism, frequently treating patients from the Gulf countries, Africa, and South Asia who seek high-quality, cost-effective hepatobiliary care. His clinical approach prioritizes thorough patient education and transparent communication, with multilingual support in English, Hindi, and Tamil.
Gleneagles HealthCity Chennai is a modern, multi-specialty facility recognized for its gastroenterology and hepatobiology services, advanced endoscopy suites, and dedicated international patient services. The hospital combines cutting-edge technology with experienced clinical teams and seamless coordination for overseas patients, making it an ideal destination for complex diagnostic and therapeutic procedures.
Dr. Mahadevan has earned international recognition as a reviewer for the European Journal for Gastroenterology and Hepatology and has presented at global conferences, including the 1st World Congress of GI Endoscopy. International patients choosing Gaf Healthcare can confidently access a clinician whose evidence-based practice, peer-reviewed publications, and institutional reputation stand as testament to clinical excellence.
Conditions Treated by Dr. Mahadevan B
- Bile duct stones (Choledocholithiasis)
- Biliary strictures
- Achalasia cardia
- Chronic pancreatitis
- Pancreatic cysts
- Early gastrointestinal cancers
- Crohn's disease
- Severe GERD
- Barrett's esophagus
- Hepatic cirrhosis
- Post-surgical bile duct complications
- Pancreatic ductal obstruction
Areas of Interest
- ERCP (Endoscopic Retrograde Cholangiopancreatography)
- EUS (Endoscopic Ultrasound)
- POEM (Per Oral Endoscopic Myotomy)
- ESD (Endoscopic Submucosal Dissection)
- Achalasia Cardia Management
- Bile Duct Stones (Choledocholithiasis)
- Biliary Strictures
- Chronic Pancreatitis
- Pancreatic Cysts
- Crohn's Disease Management
- Severe GERD (Gastroesophageal Reflux Disease)
- Hepatobiliary Interventions
Qualifications
- MBBS — JIPMER, Pondicherry
- MD — JIPMER, Pondicherry
- DM —
Work Experience
- Head of Department & Senior Consultant, Gastroenterology & Hepatobiliary, Gleneagles HealthCity Chennai
- Consultant Gastroenterologist, Chettinad Medical College, Chennai
- Faculty, Department of Gastroenterology, SRM Medical College, Chennai
- Faculty, Department of Gastroenterology, Mahatma Gandhi Medical College and Research Institute, Puducherry
- Medical Education and Training, JIPMER, Pondicherry
- Clinical experience spanning 21+ years in tertiary care institutions
Certifications (4)
MBBS
JIPMER, Pondicherry
MD (Paediatrics)
JIPMER, Pondicherry
DM (Gastroenterology)
Reviewer, European Journal for Gastroenterology and Hepatology
European Journal for Gastroenterology and Hepatology
Memberships (0)
Research Papers & Publications (5)
Clearance of impacted stone at hepatico-jejunostomy site with spyglass cholangioscope DS and laser lithotripsy
Gastrointestinal Endoscopy — 2017
EUS-guided rendezvous technique for management of difficult biliary strictures
Clinical Gastroenterology and Hepatology —
Endoscopic submucosal dissection for early gastric cancer: experience from a tertiary center
Indian Journal of Gastroenterology —
Per-oral endoscopic myotomy for achalasia cardia: long-term outcomes and safety profile
Tropical Gastroenterology —
Management of chronic pancreatitis with endoscopic therapy: a single-center experience
Journal of Digestive Endoscopy —
Procedures
Frequently Asked Questions
International patients can easily schedule a consultation through Gaf Healthcare's online platform by visiting our website or contacting our medical team via WhatsApp, email, or phone. We arrange video consultations for initial assessments, allowing Dr. Mahadevan to review your medical history, imaging, and laboratory reports prior to the call. Upon confirmation, you will receive a consultation link and detailed instructions for connecting with Dr. Mahadevan from anywhere in the world. Our patient coordinators assist with document translation, scheduling, and all logistical arrangements for your visit to Chennai.
