Dr. Gopinathan Gangadharan Nambiar, MD is a health care provider primarily located in Johnson City, TN, with other offices in JOHNSON CITY, TN and Springfield, IL (and 5 other locations). He has 19 years of experience. His specialties include Pediatrics, Pediatric Gastroenterology. Dr. Gangadharan Nambiar is affiliated with Memorial Medical Center and Saint Johns Hospital. He speaks English.