Steven Sandberg-Lewis


Steven Sandberg-Lewis, ND, DHANP has been practicing since 1978, teaching gastroenterology at National University of Natural Medicine and in private practice at 8Hearts Health and Wellness in Portland, Oregon.

He lectures extensively, presents webinars, podcasts and interviews on issues of digestive health. He is the author of the medical textbook Functional Gastroenterology: Assessing and Addressing the Causes of Functional Digestive Disorders, Second Edition, 2017.

Within gastroenterology, he has special interest and expertise in inflammatory bowel disease (including microscopic colitis), irritable bowel syndrome (including post-infectious IBS), Small Intestine Bacterial Overgrowth (SIBO), hiatal hernia, gastroesophageal and bile reflux (GERD), biliary dyskinesia, and chronic states of nausea and vomiting.

Sandberg-Lewis lives in Portland with his wife, Kayle. His interests include mandolin, guitar, writing and lecturing.