Dr. Gunaratnam completed his GI fellowship at the University of Michigan and an advanced endoscopy fellowship at the Mayo Clinic. He has served as president of the Michigan GI society for seven years and currently serves on the executive board of Digestive Health Physician Association as chair of data analytics. He joined Huron Gastro in Ann Arbor Michigan in 1999 and established the EUS program. He has authored over 50 peer reviewed publications and book chapters while in private practice and co-authored an article entitled “Establishing an Effective Weight Loss Program in a Community Practice” (Clinical Gastro August 2019, Volume 17:9:1669-72). He served on the AGA task force to develop obesity treatment as a service line. The Huron Gastro Wellness program addresses nutrition, fitness, sleep and mental health to holistically approach weight loss. He is a strong believer that gastroenterologists should provide obesity management as a service line.
He was awarded the AGA distinguished clinician award (physician in private practice) in 2019 and was elected the president and CEO of Huron Gastro in 2021. Dr. Gunaratnam has been a member of the AGA Institute Practice Management and Economics Committee, Obesity Task Force, AGA Public Affairs and Advocacy Committee and the AGA Trainee and Young GI Committee. His outside interests include being president of the non-profit which runs an orphanage for 40 girls in Sri Lanka (www.gracegirlshome.org). He is married to Dr. Aruna Sarma and they have two college aged children, Nikhil and Sejal.