Meet Your Team
Inflammatory Bowel Disease Program
At the Phoenix Children’s Inflammatory Bowel Disease Program, experts in pediatric gastroenterology make sure your child receives the care they need. These providers communicate with each other about your child’s treatment plan and involve your family in care decisions.
Division Chief
![](/files/styles/profile_photo_medium/public/physician-profiles/patel_ashish-211102-web_973.jpg?itok=qJuQehRy)
Ashish S. Patel, MD
Specialty
Gastroenterology
Co-Medical Directors
![](/files/styles/profile_photo_medium/public/physician-profiles/92090_Pasternak_Brad_20220802_ID_725.jpg?itok=KPIw8OnX)
Brad A. Pasternak, MD
Specialty
Gastroenterology
![Lisa E. McMahon, MD](/files/styles/profile_photo_medium/public/physician-profiles/McMahon-Lisa-MD_1699.jpg?itok=n5AV0n58)
Lisa E. McMahon, MD
Specialty
Surgical Services,
Trauma
Gastroenterology Providers
![](/files/styles/profile_photo_medium/public/physician-profiles/bulut--pinar-%2520resized_1698.jpg?itok=ADPyUL21)
Ozlem Pinar Bulut, MD
Specialty
Hepatology,
Gastroenterology
![carroll](/files/styles/profile_photo_medium/public/physician-profiles/Carroll-Josh-MD_1677.jpg?itok=LV3lYeCy)
Joshua L. Carroll, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/Collyer-Elizabeth-MD_1686.jpg?itok=KVFedhbg)
Elizabeth M. Collyer, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/Fernando-Shahan-MD_1686.jpg?itok=ASSyBWPA)
Shahan D. Fernando, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/107531_hilow_elizabeth_20220915_625.jpg?itok=23gsmrZl)
Elizabeth K. Hilow, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/80217_Ingebo_Kristy_20220802_ID_659.jpg?itok=AmbI2AiE)
Kristy R. Ingebo, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/Khan_Soofia-190912-WEB_1647.jpg?itok=YdGNi0eB)
Soofia M. Khan, MD
Specialty
Gastroenterology,
Hepatology,
Liver Transplant
![](/files/styles/profile_photo_medium/public/physician-profiles/91413_McOmber_Mark_20220803_ID_725.jpg?itok=OboDx6PR)
Mark E. McOmber, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/92090_Pasternak_Brad_20220802_ID_725.jpg?itok=KPIw8OnX)
Brad A. Pasternak, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/pope_amanda-210218-web_1637.jpg?itok=F_ewrZ_W)
Amanda E. Pope, MD
Specialty
Gastroenterology,
Hepatology
![](/files/styles/profile_photo_medium/public/physician-profiles/94632_Schroeder_Shauna_20220804_ID_723.jpg?itok=R4iWS5vJ)
Shauna R. Schroeder, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/60017_Shub_Mitchell_20220802_ID_727.jpg?itok=vtqyhckf)
Mitchell D. Shub, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/EmmanuelSiaw_1703.jpg?itok=8MHXKpzg)
Emmanuel K.O. Siaw, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/80216_Silber_Gary_20220804_ID_727.jpg?itok=6LS9GzwH)
Gary H. Silber, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/tran_paul_20220721_web_694.jpg?itok=gZzRTtmH)
Paul N.B. Tran, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/85820_Williams_Dana_20220803_ID_727.jpg?itok=p_b78zip)
Dana I. Williams, MD
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/woolley_joseph_20220721_web_694.jpg?itok=lZCGwITf)
Joseph C. Woolley, DO
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/Dorr-Jody-NP_1641.jpg?itok=nTrq7jqI)
Jody (Terry) Dorr, CPNP
Specialty
Gastroenterology
IBD Psychologist
![](/files/styles/profile_photo_medium/public/physician-profiles/rudo-stern_jenna-201210-web_1642.jpg?itok=DpOO1q3u)
Jenna S. Rudo-Stern, PhD
Specialty
Psychology