Achievements & Awards

Pioneering Procedures

  • First Laparoscopic Sleeve Gastrectomy in India – 2004
  • First Scarless Sleeve Gastrectomy in India – 2009
  • First HYBRID NOTES (Trans Vaginal) Sleeve Gastrectomy in the Asia Pacific region.
  • Performed gastric bypass on the heaviest patient to undergo this procedure for the first time in India. The patient weighed 248 kg before the surgery and 214 kg after.
  • Pioneering a new procedure after revision of RYGB
  • Metabolic Surgery for hypercholesterolemia in lean patients

Limca Book of Record-2015 for

  • Operating on the maximum number of patients in a single day (20 patients)
  • Operating on the youngest patient (4 Years & 10 Months)


Research & Publications

  • publications 1

    Global 30-day outcomes after bariatric surgery during the COVID-19 pandemic (GENEVA): an international cohort study.

    Rishi Singhal, Abd A Tahrani , Christian Ludwig , Kamal Mahawar ,Mahendra Narwaria, GENEVA collaborators. The Lancet Diabetes & Endocrinology DOI:10.1016/S2213-8587(20)30375-2;2021


  • publications 2

    OSSI (Obesity and Metabolic Surgery Society of India) Guidelines for Patient and Procedure Selection for Bariatric and Metabolic Surgery.

    A G Bhasker, A Prasad , P Praveen Raj , M Narwaria , S Shah , R Khullar. Obesity Surgery (2020) DOI: 30:2362–2368.


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International Faculty

  • 8th World Congress of obesity Surgery (IFSO-2005), at Maastricht (Netherlands)
  • 1st World Congress for Interventional therapies for Type-2 diabetes-New York
  • International Conference & Workshop of Laparoscopic & Bariatric Surgery, Alor Star, Malaysia.
  • 15th World Congress of obesity Surgery (IFSO-2010)-Los Angeles IFSO-APC, Hokaido, Japan,2011

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Visiting Faculty


  • article 1

    Obese sisters from Una get a new lease of life.

    After struggling for more than four years in search of a treatment for a rare genetic disorder, Nandwana sisters from Una in Saurashtra region of Gujarat, can now hope to lead a better life.

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  • article 2

    4 year 10 month old child in Ahmedabad becomes the ‘Youngest’ in the world to undergo Bariatric Surgery.

    Rishi Khatau who will turn five years next month end has become...

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  • article 3

    Friendship may stave off rise in kids' obesity.

    Ever thought of friendship as a solution to the growing problem of obesity in kids? Research says a child's social network is an essential factor in his or her motivation to eat.

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Success Stories

We are trusted for our expertise and chosen for our care because we prioritise our patients where empathy and recovery meet.

Held Prestigious Positions in National Bodies


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Asian Bariatrics Private Limited

Block V, Mondeal Business Park
S.G. Highway, Thaltej
Ahmedabad 380054 India

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