Ask a question or schedule a Free 10 minute phone call with our bariatric coordinator.

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Here are some frequently asked questions and answers that may help you.

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Use this tool as a guideline to decide if bariatric surgery is the right option for you.

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Leslie Welsch, MS, RD, CDE, CDN

Leslie is a Registered Dietitian, Certified Diabetes Educator, and Certified Dietitian-Nutritionist. Leslie received her Bachelor of Science in Dietetics from The University of Delaware. She received her Master of Science in Medical Biology Nutrition from Long Island University, CW Post where she earned the Outstanding Nutrition Award for her thesis work on Diabetes. Leslie began her career in the hospital setting, but quickly began working for various physicians on Long Island counseling their patients privately.

Leslie Welsch She then opened up her own private practice in Huntington, NY. With over 15 years of private practice experience in helping people live healthier lives, Leslie has now joined Long Island Laparoscopic Doctors with Dr. Atwa and Dr. Thompson practicing Bariatric nutrition as well as regular medical nutrition therapy. While Leslie takes a research-based approach to her clients' health and well-being, emotional and motivational support are essential to her practice. Leslie’s goal is to improve her clients' health and sense of self-worth as well as offer non-judgmental, compassionate, and informative nutrition counseling. Customized meal plans are designed to match each client's lifestyle, food preferences, and medical needs.


  • Member of American Dietetics Association
  • Master of Science in Medical Biology Nutrition
  • Registered Dietitian
  • Certified Diabetes Educator
  • Certified Dietitian-Nutritionist


Attend our next live seminar

Wednesday, 07 March 2018 6:30pm - 7:30pm

You'll have the opportunity to meet our doctors and staff, listen to other patients, and learn everything you need to know about obesity and how to get the help you deserve.

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  • Current research on medical and surgical weight solutions such as gastric bypass, gastric sleeve and Gastric Balloons.
  • Educational materials for achieving optimum health and wellness
  • Information about our board – certified and fellowship trained surgeons
  • Success stories from those who have had surgical weight loss procedures