Keith N. Marshall DO is experienced, always available, and part of one of the oldest and best Bariatric Surgery Programs in Michigan. Keith N. Marshall DO offers a full service Bariatric Surgery Program, including Laparoscopic Gastric Bypass, Laparoscopic Sleeve Gastrectomy, Lap-Band procedures as well as endoscopic Sclerotherapy for weight regain after gastric bypass. Keith N. Marshall DO performs Bariatric Plastic Procedures such as Abdominoplasty, thighplasty and brachioplasty (arms).