You Are Amazing. We're Here to Help Keep You That Way.

The Grinnell Bariatric Center of Excellence is staffed by qualified professionals who truly care about your journey. They're devoted to helping you reach your goals. Are you ready to take your first step?

Grinnell Bariatric Center of Excellence Staff:

Phillip Bilderback, MD, Bariatric Surgeon 

nullDr. Bilderback joined our bariatric program in 2021. Dr. Bilderback is a bariatric, upper gastrointestinal and general abdominal surgeon and provides expert care in General Surgery and Bariatrics. Dr. Bilderback has a special interest in minimally invasive surgical solutions to problems such as acid reflux, hernias, obesity and revision of previous bariatric procedures. Dr. Bilderback is board certified through the American Board of Surgery in General Surgery with a subspecialty in Bariatrics.

David D. Coster, MD, FACS, Bariatric Surgeon

David D. Coster Dr. Coster leads the bariatric program with more than 20 years of experience caring for bariatric patients. He performs open and laparoscopic gastric bypass, laparoscopic sleeve gastrectomy, and complex revision procedures. Dr. Coster is experienced in all areas of general surgery and has a special interest in skin reconstruction after weight-loss from surgery for obesity. Dr. Coster has two board certifications: General Surgery and Critical Care.

Lynn Moorman, ARNP, Metabolic and Bariatric Surgery Coordinator

nullLynn Moorman is an Advanced Registered Nurse Practitioner (ARNP) who has extensive experience providing medical care to patients of all ages. She is also the Metabolic and Bariatric Surgery Coordinator. Moorman is dedicated to helping individuals on their weight loss journey and is involved in much of the program, including patient consultations and medical clearance, education, pre-operative and post-operative visits, the ordering and management of vitamin panels and any on-going post-operative care needs and concerns.

Jennifer Paisley, MD, DIPL.ABOM, FAAP, Internal Medicine and Pediatrics Medical Director for Bariatrics

Jennifer Paisley Dr. Paisley serves as the internal medicine specialist and pediatric medical advisor for the Bariatric Center of Excellence. She is board certified in Obesity Medicine and specializes in the comprehensive medical care for adults and children with obesity. She provides comprehensive medical care for pediatric patients of the program as well as diagnostic and treatment care to bariatric patients admitted to the program.

Jarrod Phelps, PA-C

Jarrod Phelps Jarrod Phelps is a board-certified physician assistant with experience in bariatric and general surgery procedures. He assists the surgeons in the operating room during bariatric surgeries. He also provides follow up with patients in the hospital and office.