The cost of diet after bariatric surgery can vary widely, depending on the type of surgery performed and whether or not your insurance will help pay for it. When choosing a weight loss program, diet after gastric bypass should not be overlooked. roux surgery is normally resorted to as a last measure when an all other conventional weight loss methods have failed. When there are no complications, the most common form of weight loss surgery, the lap band stomach, can cost from $25,000 to $35,000, or more. gastric bypass doctor is becoming more and more popular. You have no doubt heard about it many times. In the end, if you have tried to lose a significant number of pounds with other ways and were unable to find success; with the help of a gastric bypass doctor surgery you will certainly lose more weight, and be a healthier individual. Coverage for operations related to fat reduction surgery body contouring is limited, at best. When choosing a weight loss program, bariatric surgery obesity should not be overlooked. Today, the number of gastric bypass cost being performed has increased dramatically.