Physicians

Alan Chang, MD

Alan Chang, MD

Medical School: University of Hawaii
Residency: St. Vincent Hospital (Worcester, MA)
Fellowship: University of Connecticut

Joined Northwest Gastroenterology in 1998

Donald E. Gullickson III, MD

Donald E. Gullickson III, MD

Medical School: University at Buffalo
Residency: University of Rochester
Fellowship: University of Connecticut

Joined Northwest Gastroenterology in 2018

Barry Levenson, MD

Barry Levenson, MD

Medical School: McGill University
Residency: University of California – San Diego
Fellowship: Harvard-New England Deaconess Hospital/Lahey Clinic

Joined Northwest Gastroenterology in 1991

Kelly McCullough, MD

Kelly McCullough, MD

Medical School: University of Washington
Residency: University of Washington
Fellowship: University of Washington

Joined Northwest Gastroenterology in 2005

Gregory Munson, MD

Gregory Munson, MD

Medical School: University of Chicago
Residency: Vanderbilt University
Fellowship: Mayo Clinic Rochester

Joined Northwest Gastroenterology in 2011

Christoph Reitz, MD

Christoph Reitz, MD

Medical School: University of Heidelberg
Residency: Beth Israel
Fellowship: Albany Medical College

Joined Northwest Gastroenterology in 2001

James Schoenecker, Jr, MD

James Schoenecker, Jr, MD

Medical School: University of Texas – Houston
Residency: University of Texas affiliated hospitals
Fellowship: University of Texas – College Branch

Joined Northwest Gastroenterology in 2006

Hannah Sheinin, MD

Hannah Sheinin, MD

Medical School: University of Alberta
Residency: University of Alberta
Fellowship: University of Louisville

Joined Northwest Gastroenterology in 2009

Benjamin Siemanowski, MD

Benjamin Siemanowski, MD

Medical School: Jefferson Medical College – Philadelphia
Residency: University of Utah Affiliated Hospitals
Fellowship: University of Pittsburgh Medical Center

Joined Northwest Gastroenterology in 2015

Todd Witte, MD

Todd Witte, MD

Medical School: Medical College of Virginia
Internship: Lehigh Valley Hospital
Residency: George Washington University
Fellowship: George Washington University

Joined Northwest Gastroenterology in 2007