Dr. Siddhartha Bhattacharya is a highly experienced consultant specializing in advanced laparoscopic, bariatric, and metabolic surgeries. He has performed hundreds of complex procedures, including sleeve gastrectomy, gastric bypass, and single-incision laparoscopic surgeries. Known for his patient-centric approach, he combines surgical precision with compassionate care, ensuring optimal outcomes and faster recovery for his patients. He is also actively involved in academic research, publications, and live surgical demonstrations nationally and internationally.

Educational Qualification:

• MBBS
• MS (General Surgery), IPGMER, Kolkata
• DNB (General Surgery)
• FNB (Minimal Access Surgery), GEM Hospital & Research Centre, Coimbatore
• Fellowship in Bariatric & Metabolic Surgery (2 years)
• MNAMS | FMAS | FAIS

Professional Experience:

• Consultant – Laparoscopic & Bariatric Surgery, Manipal Hospitals, Salt Lake
• Extensive experience in GI, bariatric, hernia, hepatobiliary, and pancreatic surgeries
• Expert in minimally invasive laparoscopic techniques, including single-incision surgery (SILS)
• Active in surgical education and live demonstrations nationally and internationally

Fellowship & Membership:

• FMAS – Fellow of Minimal Access Surgery
• FAIS – Fellow of Association of Indian Surgeons
• AMASI – Association of Minimal Access Surgeons of India
• ASI – Association of Surgeons of India
• OSSI – Obesity Surgery Society of India
• IFSO – International Federation for the Surgery of Obesity and Metabolic Disorders
• MNAMS – Member of National Academy of Medical Sciences

Awards & Achievements:

• Best Paper Award (Gold Medal), AMASICON 2016 – Applicability of ABCD score for remission of type 2 diabetes following bariatric surgery
• Best Paper Award (Gold Medal), AMASICON 2017 – Evolution and Standardisation of Techniques in Single-Incision Laparoscopic Bariatric Surgery
• Best Paper Award, OSSICON 2018, Chennai

Talks & Publications:

• Authored Book: Co-Authored the book “Clinics in Bariatric & Metabolic Surgery”, JAYPEE Publishers, Jan 2019.
• P. Praveen Raj, Siddhartha Bhattacharya, Shivanshu Misra, S. Saravana Kumar, Mohd. Juned Khan, Sridhar Chinnaswami Gunasekaran, C. Palanivelu. Gastro-esophageal reflux-related physiological changes following sleeve gastrectomy and Roux-en-Y gastric bypass: A prospective comparative study. Surgery for Obesity and Related Diseases, May 2019.
• Raj PP, Bhattacharya S, Kumar SS, Parthasarathi R, Cumar B, Palanivelu C. Morbid obesity with a ventral hernia: Is concomitant bariatric surgery with laparoscopic ventral hernia mesh repair the best approach? An experience of over 150 cases. Surgery for Obesity and Related Diseases, May 2019.
• Raj PP, Misra S, Bhattacharya S, Kumar SS, Kumar TS, Khan MJ, Palanivelu C. Lower oesophageal peptic stricture after laparoscopic sleeve gastrectomy: World's first case report. Journal of Minimal Access Surgery, Apr 2019.
• Raj PP, Bhattacharya S, Parthasarathi R, Senthilnathan P, Rajapandian S, Kumar SS, Palanivelu C. Evolution and Standardisation of Techniques in Single-Incision Laparoscopic Bariatric Surgery. Obesity Surgery, Nov 2017.
• Bhattacharya S, Kumar SS, Swamy PD, Palanivelu C, Raj PP. Deep vein thrombosis prophylaxis: Are we overdoing? An Asian survey on trends in bariatric surgery with a systematic review of the literature.
• Raj PP, Bhattacharya S, Kumar SS, Parthasarathi R, Palanivelu C. Concomitant intraperitoneal Onlay mesh repair with endoscopic component separation and sleeve gastrectomy.
• Praveen Raj P, Bhattacharya S, Kumar SS, Sabnis SC, Parthasarathi R, Kumara Swamy PD, Palanivelu C. Non-alcoholic steatohepatitis (NASH) and metabolic surgery in Asia. Ann Laparosc Endosc Surg 2017;2:139.
• Praveen Raj P, Bhattacharya S, Saravana Kumar S, Sabnis SC, Parthasarathi R, Swamy PDK, Palanivelu C. Comparison of Effects of Sleeve Gastrectomy and Gastric Bypass on Lipid Profile Parameters in Indian Obese: a Case Matched Analysis. ObesSurg, Apr 28, 2017.
• Raj PP, Bhattacharya S, Kumar SS, Sabnis SC, Parthasarathi R, Swamy PD, Palanivelu C. Do Bariatric Surgery-Related Type 2 Diabetes Remission Predictors Add Clinical Value? A Study on Asian Indian Obese Diabetics. Obesity Surgery, Feb 24, 2017.
• Siddhartha Bhattacharya, P Praveen Raj. Chapter: “Revisional surgical options after laparoscopic adjustable gastric banding” in Bariatric Surgical Practice Guide, 2017.
• R. Parthasarathy, Samrat V Jankar, Siddhartha Bhattacharya et al. Laparoscopic management of a rare case of recurrent presacral teratoma. Journal of Minimal Access Surgery.
• Bhattacharya, V., Mishra, B., Mishra Binayak, Umesh Kumar, Bhattacharya, S. Effect of Surgical Traumas on Microcirculation. Indian Journal of Plastic Surgery, 42: 146-149, 2009.
• Bhattacharya, V., Mishra, B., Barooah, P.S., Chaudhury, G.R., Bhattacharya, S. Lymphangiectasis of Lower Limb: A rare Challenging Case. Indian Journal of Plastic Surgery, 42: 248-250, 2009.
• Bhattacharya, V., Barooah, P.S., Nag, T.C., Chaudhury, G.R., Bhattacharya, S. Detail microscopic analysis of deep fascia and its surgical implication. Indian J. of Plastic Surgery, 43(2): 135-140, 2010.
• Bhattacharya, V., Barooah, P.S., Rawat, S., Chaudhury, G.R., Agrawal, N.K., Bhattacharya, S., Tripathi, S.K. Cadaveric Study and Clinical Application of Turnover Fascial Flap for Lower Limb Defects. European Journal of Plastic Surgery (USA), Aug 17, 2010.
• Suvro Ganguly, Rabi Sankar Biswas, Makhan Lal, Siddhartha Bhattacharya, Soumen Das. An unusual case of inguinal hernia: Persistent Mullerian duct syndrome with transverse testicular ectopia. Medical Case Studies Vol. 2(7), 54-57, Dec 2011.
• Bhattacharya, V., Shammi, P., Joshi, D., Kumar, M., Mandal S., Chaudhury, G.R., Bhattacharya, S. Electrophysiological and Histological Analysis of Proximal Muscles in Post Burn Contractures of Upper Limb. Burns, 37(4): 692-697, 2011, UK.
• Bhattacharya, V., Barooah, P.S., Rawat, S., Chaudhury, G.R., Agrawal, N.K., Bhattacharya, S. Turn over split fascial flap – a refinement for resurfacing shin defects. International Journal of Burns and Trauma, Vol.2(2), 86-92, 2012, USA.
• Bhattacharya, V., Agrawal, N.K., Chaudhury, G.R., Srivastave, A., Bhattacharya, S. Cadaveric, CT angiographic & intraoperative evaluation of perforators in the lower limb and their reconstructive implications. Indian Journal of Plastic Surgery, Vol.45(3): 494-497, 2012.