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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.

Medical Director

Surgical Director


Transplant Surgeons

Other Transplant Specialists

Advanced Practice Providers

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


  • Nisha Patel, RD, CSP

Social Workers

  • Jenifer Riggins, LMSW, MPA
  • Omar Valadez, LMSW
  • Paris Brassfield, LMSW


  • Rachel Jackson, PharmD, BCPPS

Research Coordinator

  • Tatiana Sa

Transplant Finance

  • Bridget Mosley
  • Danielle Williams
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