Meet Your Team
Kidney Transplant Program
If your child needs a kidney transplant, it's good to know you have an entire team of pediatric nephrologists, transplant surgeons, advanced practice providers and staff behind you at Phoenix Children's. Meet the experts who will make sure your child receives high-quality, well-coordinated care every step of the way.
Surgical Director
![](/files/styles/profile_photo_medium/public/physician-profiles/Van-der-Werf-Willem-MD_643.jpg?itok=sAuBsSyI)
Willem J. Van der Werf, MD
Specialty
Liver Transplant
Nephrologists
![](/files/styles/profile_photo_medium/public/physician-profiles/Hsieh-Stephanie-MD_1624.jpg?itok=i2zt_wuK)
Stephanie S. Hsieh, MD
Specialty
Nephrology
![](/files/styles/profile_photo_medium/public/physician-profiles/Nayak_Anjali-190711-WEB_1646.jpg?itok=OqYuVLsV)
Anjali B. Nayak, MD
Specialty
Nephrology
![](/files/styles/profile_photo_medium/public/physician-profiles/Papez-Karen-MD_1707.jpg?itok=HPY5caHZ)
Karen E. Papez, MD
Specialty
Nephrology
![](/files/styles/profile_photo_medium/public/physician-profiles/104286_Williams_Scott_20220803_ID_710.jpg?itok=4iASiLaW)
Scott S. Williams, MD
Specialty
Nephrology
Transplant Surgeons
![](/files/styles/profile_photo_medium/public/physician-profiles/Brink-Jeffrey-MD_655.jpg?itok=rtF_1OKK)
Jeffrey A. Brink, MD
Specialty
Transplant
![](/files/styles/profile_photo_medium/public/physician-profiles/Chaly-Thomas-MD_615.jpg?itok=jVvG4bea)
Thomas Chaly, MD
Specialty
Transplant
![](/themes/custom/pch_theme/imgs/img-placeholder--male.jpg)
Alfredo J. Fabrega, MD
Specialty
Transplant
Other Transplant Specialists
![](/files/styles/profile_photo_medium/public/physician-profiles/Grimsby-Gwen_1688.jpg?itok=8PrLgcWO)
Gwen M. Grimsby, MD
Specialty
Urology
![](/files/styles/profile_photo_medium/public/physician-profiles/nania_joseph-210722-web_1118.jpg?itok=_k9O77j4)
Joseph J. Nania, MD
Specialty
Infectious Diseases
Advanced Practice Providers
![](/files/styles/profile_photo_medium/public/physician-profiles/deegan_kelsey-210415-web_1630.jpg?itok=9lzeviQc)
Kelsey C. Courtney, PNP
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/haynes_casey-210121-web_1639.jpg?itok=CrHItpL0)
Casey R. Haynes, PA-C
Specialty
Gastroenterology
![](/files/styles/profile_photo_medium/public/physician-profiles/torfa_alia-210121-web_1641.jpg?itok=ggeN974r)
Alia Torfa, PNP
Specialty
Gastroenterology
Additional Team Members
Transplant Coordinators
- Kristina Hahn, BSN, RN
- Robin Pineda, BSN, RN
- Rhonda Van Iten,BSN, RN-BC
- Brittany Zagrean, BSN, RN
Transplant Assistants
- Andrea Bergin
- Wendy Reyes
Dietitian
- Nisha Patel, RD, CSP
Social Workers
- Jenifer Riggins, LMSW, MPA
- Omar Valadez, LMSW
- Paris Brassfield, LMSW
Pharmacist
- Rachel Jackson, PharmD, BCPPS
Research Coordinator
- Tatiana Sa
Transplant Finance
- Bridget Mosley
- Danielle Williams