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

Lisa Daul-Ruben, PA-C

Primary Specialty: Colorectal Surgery
Gail DeLuca, APN, FNP-BC, BC-ADM

Gail DeLuca, APN, FNP-BC, BC-ADM

Primary Specialty: Obesity Management
Bethany Doerfler, MS, RDN

Bethany Doerfler, MS, RDN

Primary Specialty: Digestive Diseases
Kaitlin Fiore, APN, FNP-BC, CBN

Kaitlin Fiore, APN, FNP-BC, CBN

Primary Specialty: Bariatric Surgery, Obesity Management
Simi J. Joseph, APN

Simi J. Joseph, APN

Primary Specialty: Esophageal Gastroenterology
Brittany Leano, PA-C

Brittany Leano, PA-C

Primary Specialty: Colorectal Surgery
Amber Neal, PA

Amber Neal, PA

Primary Specialty: Colorectal Surgery