Meet Our Doctors

Dr. George Fielding
A pioneer weight loss surgeon specializing in laparoscopic and bariatric surgery, with over 4,000 bariatric surgeries including weight loss surgery on super obese people and on obese teens and obese children. More...

Dr. Christine Ren
Dr. Ren is an expert in bariatric medicine and is the founder of the NYU Program for Surgical Weight loss.

Dr. Ren is nationally and internationally recognized leader in the field of laparoscopic bariatric surgery who lectures worldwide. She has authored over 25 medical publications, 45 medical abstracts, and 5 book chapters.
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Dr. Marina Kurian
Dr. Kurian has dedicated a significant part of her professional life to the treatment of obesity and making surgery less painful with minimally invasive techniques. Dr. Kurian is a New York City native and graduated from prestigious Stuyvesant High School. She was accepted into a combined six year college/medical school program at Albany Medical College. She completed her surgical training at Albany Medical College where she began to develop her interest in obesity management.
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Dr. Sasha Stiles
Dr. Stiles has created a comprehensive weight loss and maintenance program for all patients, both surgical and non-surgical. The program includes conventional diets, structured very low calorie meal replacement options, medication programs and intensive pre and post surgical multidisciplinary programs. Her vision is to meet the needs of each unique patient.
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