Welcome to the Nebraska/Iowa chapter! We proudly serve Nebraska and Iowa by funding IBD research, raising awareness, and providing education and support to IBD patients.

There are many ways to get involved with our chapter. Check out our Events and Get Involved tabs!


Staff Contacts:

7701 Pacific Street, Suite 305
Omaha, NE 68114

Phone: (402) 505-9901
Fax: (402) 505-9931

Aaron Castens
Executive Director
(402) 505-9901x3

Rachel Gibson
Community Development Manager
(402) 505-9901x2

Ruby Lanoux
Education & Support Manager
(651) 917-2424 x2

Nebraska/Iowa Chapter Board of Directors:

Ronna Zylstra, Board President
Finance Manager, HDR, Inc.

Luke Christiansen, CHC-Nebraska State Representative
Manager, Client Collaboration Systems, Union Pacific

John Gessert, JD, Nominating Chair
Vice President & Senior Trust Officer, Union Bank & Trust

Diane Kocovsky, APRN, Chair of Chapter Medical Advisory Committee
Boystown Pediatric Gastroenterology

Ben Goethel, JD
Director of Wealth Management Group/Assoc Council Carson Wealth Management Group

Morgan Goethel
Marketing Manager, DLR Group

Dan D'Alessandro
Global Electronics Manager, Deere & Company

Jim Ewoldt
Store Director, HyVee

Janeane Whitney
Loan Manager, U.P. Connection Federal Credit Union

Deb Zandt
Vice President/Design, McNeil Builders

Deborah Long Hatz
University of Iowa, Professional Meeting Planner

Chapter Medical Advisory Committee (CMAC)

Douglas Brouillette, MD
Midwest Gastrointestinal Associates, PC

Dawn Ebach, MD
University of Iowa 

Robert Kizer, MD
Alegent Creighton

Diane Kocovsky, APRN

Mark Kusek, MD
Children's Hospital & Medical Center

Steven Polyak, MD
University of Iowa

Renee Young, MD