Meet the Downtown Chicago Gastroenterology Team
The Northwestern Medicine Digestive Health Center brings together some of the best academic and clinical minds in pursuit of medical excellence in the area of gastrointestinal health. Our mission is to prevent, diagnose and treat disorders of the digestive tract and associated organs.
![Lisa Daul-Ruben, PA-C](/-/media/northwestern/images/non-api%20staff/daul-lisa.png)
Lisa Daul-Ruben, PA-C
Colorectal Surgery
![Gail DeLuca, APN, FNP-BC, BC-ADM](/-/media/northwestern/images/non-api%20staff/deluca-gail-apn.png)
Gail DeLuca, APN, FNP-BC, BC-ADM
Obesity Management
![Bethany Doerfler, MS, RDN](/-/media/northwestern/images/non-api%20staff/doerfler-bethany.png)
Bethany Doerfler, MS, RDN
Digestive Diseases
![Kaitlin Fiore, APN, FNP-BC, CBN](/-/media/northwestern/images/non-api%20staff/fiore-kaitlin.png)
Kaitlin Fiore, APN, FNP-BC, CBN
Bariatric Surgery, Obesity Management
![Simi J. Joseph, APN](/-/media/northwestern/images/non-api%20staff/joseph-simi.jpg)
Simi J. Joseph, APN
Esophageal Gastroenterology
![Brittany Leano, PA-C](/-/media/northwestern/images/non-api%20staff/leano-brittany.png)
Brittany Leano, PA-C
Colorectal Surgery
![Amber Neal, PA](/-/media/northwestern/images/non-api%20staff/silhouette-female.jpg)