Meet your Very Early Onset Inflammatory Bowel Disease (VEO-IBD) Program team
Your child's team includes doctors from several areas of the hospital who collaborate to provide the best possible care for children with VEO-IBD. Gastroenterologists work closely with experts in immunology, genetics and the gut microbiome.
Appointments and referrals
Director of VEO-IBD Program

Judith R. Kelsen, MD
Chief of Immunology

Kathleen E. Sullivan, MD, PhD
Chief of the Division of Rheumatology

Edward M. Behrens, MD
VEO-IBD Attending Physicians

Alyssa Baccarella, MD, MS

Brooke E. Boyer, MD

Máire Abraham Conrad, MD, MS

Trusha Patel, MD
Attending Surgeons

Peter Mattei, MD, FACS, FAAP
Physician-Scientists

Kathryn E. Hamilton, PhD
Advanced Practice Providers
Catherine Hartman, MSN, CPNP-AC

Laura White, MMS, PA-C
Clinical Social Workers

Jefferson Lee Bullard, LCSW
Clinical Dietitian

Natalie L. Stoner, RD, LDN
Clinical Psychologists

Christina E. Holbein, PhD
Program Managers

Janine McDermott, MSN, RN, CPN

Jamie Scaramuzzi, BSN, RN, CPN
Nurse Navigators
Shayna Doherty, BSN, RN
Lead Bioinformatician for VEO-IBD
