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Meet our Medical Team

We welcome you to read the biographies of our bariatric surgery doctors and staff. In addition to gastric sleeve, gastric bypass and gastric banding surgeons, our staff is comprised of therapists, coordinators, and nutritionists to ensure the quality of your experience with our multidisciplinary team.

Bariatric & Metabolic Surgeons

Dr. Philip Schauer

Philip Schauer, MD is Chief of Minimally Invasive General Surgery and Director of Cleveland Clinic's Bariatric and Metabolic Institute. He is also Professor of Surgery at Cleveland Clinic's Lerner College of Medicine of Case Western Reserve University. He is immediate Past President of the American Society for Metabolic and Bariatric Surgery. His particular areas of expertise include laparoscopic and gastrointestinal surgery. In addition to laparoscopic surgery for obesity, Dr. Schauer specializes in laparoscopic anti-reflux surgery, laparoscopic esophageal surgery, laparoscopic colon resection, laparoscopic adrenalectomy and splenectomy, and laparoscopic hernia repair. Read more.

Stacy Brethauer, MD is a staff surgeon at Cleveland Clinic with special interests in laparoscopic bariatric surgery, foregut and gastrointestinal surgery, hernia repair, and endoscopic procedures. He received his specialty training in Advanced Laparoscopic and Bariatric Surgery at Cleveland Clinic and joined the staff in 2007. Read more.

Matthew D. Kroh, MD joined Cleveland Clinic's staff after completing a General Surgery residency and a fellowship in Advanced Laparoscopic Surgery and Surgical Endoscopy at Cleveland Clinic. His specialty interests include advanced laparoscopic surgery, bariatric surgery, gastrointestinal surgery, surgical endoscopy, and single incision laparoscopic surgery. Read more.

Dr. Walter Cha

Walter Cha, MD specialty interests include advanced laparoscopic surgery, bariatric surgery, gastrointestinal surgery and hernia repair. Dr. Cha is the former Director of the Weight Loss Surgery Program at Metro Health System. Dr. Cha joined Cleveland Clinic staff in 2012 and sees patients at our Twinsburg and Hillcrest locations. Read more.

Dr. Kalman Bencsath

Kalman Bencsath, MD specialty interests include laparoscopic bariatric surgery, laparoscopic foregut and gastrointestinal surgery, advanced hernia repair and endoscopic procedures. He completed his general surgery residency at Cleveland Clinic, and his specialty training in minimally invasive and bariatric surgery at Cleveland Clinic. Dr. Bencsath joined Cleveland Clinic staff in 2011 and sees patients at our Twinsburg and Hillcrest locations. Read more.

Dr. John Rodriguez

John Rodriguez, MD is a staff surgeon at the Cleveland Clinic with special interests in Foregut Surgery, Bariatric Surgery, Gastroparesis, Hernia Surgery, Advanced Laparoscopy and Endoscopy. He joined the staff of the BMI following his Residency and Fellowship at the Cleveland Clinic. He received his medical degree at the Universidad Central De Venezuela in Caracas Venezuela in 2004. Read more.

Dr. Ali Aminian Ali Aminian

Ali Aminian, MD joined Cleveland Clinic's Department of General Surgery after three-years of advanced fellowship training in minimally invasive surgery, bariatric surgery, and diabetes surgery. He is licensed by the State Medical Board of Ohio and he is member of the American College of Surgeons, the American Society for Metabolic and Bariatric Surgery, and the Society of American Gastrointestinal and Endoscopic Surgeons. His clinical interests include gastrointestinal surgery, advanced laparoscopic surgery, and surgery for severe obesity and diabetes. Read more.

Medical Staff

Dr. Bartolome BurgueraBartolome Burguera, MD is the Director of Obesity Programs at Cleveland Clinic’s Bariatric & Metabolic Institute. His specialty interests include medical management of obesity, diabetes, insulin resistance and prediabetes. He earned his medical degree from Universidad de Santiago de Compostela-Facultad de Medicina in Spain. He completed his residency in internal medicine at Norwalk Hospital in Norwal, Conn., and his fellowship at Mayo Clinic in Rochester, Minn. He joined the BMI staff in 2013. He sees patients at our Main Campus and Twinsburg locations. Read more.

Dr. Derrick CetinDerrick Cetin, DO joined the staff at the Bariatric and Metabolic Institute in January of 2009. He joined Cleveland Clinic and was accepted by the Board of Governors in 1995. Dr. Cetin's primary interests include medical and surgical management of obesity and the medical management of diabetes, insulin resistance, and prediabetes. Read more.

Dr. Archana Gorty

Archana Gorty, MD specialty interests include medical management of obesity, diabetes, insulin resistance and prediabetes. She earned her medical degree from Rush University Medical College in Chicago. Dr. Gorty completed her residency in internal medicine at Medical College of Wisconsin Clinics, Milwaukee, Wis., and her fellowship at Mayo Clinic, Rochester, Minn. She joined the BMI staff in 2010 and sees patients at our Main Campus and Avon locations. Read more.

Karen Schulz, MSN, CNS, CBN is a licensed as Advanced Practice Nurse and certified by the American Society for Metabolic and Bariatric Surgery. She has 20 plus years of experience in outpatient bariatric surgery. Her specialties include pre-operative surgery medical evaluation and post-operative bariatric follow up. Ms. Schulz is past president of the American Society for Metabolic and Bariatric Surgery, and serves on their executive council. She is the BMI clinical manager.

Jennifer Mackey, MSN, CNP, CBN graduated from Kent State University with a master’s degree in Adult and Gerontology Primary Care in 2014. She is a Certified Bariatric Nurse with the American Society for Metabolic and Bariatric Surgery. Jennifer’s primary interests include general surgery, medical and surgical management of obesity, and pre- and post-operative evaluations.

Bariatric Psychologists

Dr. Leslie HeinbergLeslie Heinberg, PhD is Director of Behavioral Services for the Bariatric and Metabolic Institute at Cleveland Clinic. She is a Professor of Medicine in Cleveland Clinic's Lerner College of Medicine of Case Western Reserve University and is a staff member of the Digestive Diseases Institute and the Neurological Institute. She is a nationally recognized expert in bariatric behavioral health and body image with substantial research and clinical experience in obesity and eating disorders across the life-span. Her clinical interests include obesity, bariatric surgery, eating disorders and disorders of body image. Read more.

Dr. Kathleen AshtonKathleen Ashton, PhD is a Psychologist in the Bariatric and Metabolic Institute and the Assistant Director of Psychological Training. She received her doctorate from The Ohio State University. Dr. Ashton’s clinical and research interests include bariatric surgery evaluation and treatment, binge eating disorder treatment, and substance abuse risk in bariatric patients. Read more.

Dr. Megan E. LaveryMegan Lavery, PsyD is a health psychologist at Cleveland Clinic within the Bariatric and Metabolic Institute and Sleep Disorders Center. Her clinical and research interests include bariatric psychology, women’s health, PCOS, weight management, behavioral change, insomnia, and doctor-patient communication. Read more.

Now that you have learned more about us, let us know a little more about you by starting your pathway to surgery

Bariatric and Metabolic Institute Team

Financial Team
  • Debra Cash, Financial Counselor
  • Tammy Hall, Financial Counselor
Nutrition
  • Lauren Sullivan, RD, LD, Nutrition Therapy
  • Beth Czerwony MS, RD, LD
  • Erin Doran RD, LD

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