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Minority Affairs Committee

The Minority Affairs Committee (MAC) identifies and considers aspects of organ procurement, allocation, and transplantation with the potential to impact minority and vulnerable populations in particular. In addition, the Committee provides input and recommendations regarding ongoing efforts of other OPTN Committees and the Board of Directors to ensure that issues and special needs of minority and vulnerable populations are considered and addressed.

Waiting time adjustments approved for kidney candidates affected by race-based eGFR calculations.

Programs required to submit modification forms by Jan. 3, 2024.

Learn about the Board action

Featured report

One-year eGFR waiting time modification monitoring report (PDF 4/15/2024)

chair icon Chair
  • Dr. Alejandro Diez
  • Ohio State University Medical Center
vicechair icon Vice Chair
  • Dr. Oscar K Serrano
  • Hartford Hospital
liaison icon Liaison
Members Organization Position End Term Date
Ms. Adriana Alvarez Division of Transplantation, HHS Ex Officio (non voting) 6/30/2025  
Mr. Steve Averhart New England Organ Bank Region 1 Representative 6/30/2025  
Christina Baune University of Minnesota Medical Center, Fairview Region 7 Representative 6/30/2027  
John Bayton General Public Region 2 Region 2 Representative 6/30/2026  
Dr. Niviann M Blondet Seattle Children's Hospital Region 6 Representative 6/30/2025  
Lauren Darensbourg Division of Transplantation, HHS Ex Officio (non voting) 6/30/2025  
Ms. Donna R Dennis University of Kentucky Medical Center Region 11 Representative 6/30/2027  
Sandy Edwards General Public Region 4 Region 4 Representative 6/30/2026  
Dr. Obi Ekwenna University of Toledo Medical Center Region 10 Representative 6/30/2026  
Dr. Nwamaka D Eneanya General Public Region 2 At Large 6/30/2024  
Christiana Gjelaj Montefiore Medical Center Region 9 Representative 6/30/2024  
Shelley Grant Division of Transplantation, HHS Ex Officio (non voting) 6/30/2025  
Tatia P. Jackson, PhD General Public Region 3 Region 3 Representative 6/30/2025  
Ms. Valinda L Jones General Public Region 4 Visiting Board Member 6/30/2024  
Dr. Adrian C Lawrence UT Southwestern Medical Center/William P. Clements Jr. University Hospital At Large 6/30/2026  
Dr. Paulo N Martins New England Organ Bank Ex Officio 6/30/2024  
Dr. Anthony L Panos University of Iowa Hospitals and Clinics Transplant Programs Region 8 Representative 6/30/2025  
Dr. April Stempien-Otero University of Washington Medical Center At Large 6/30/2025  
Dr. Marcus A Urey University of California San Diego Medical Center Region 5 Representative 6/30/2025  
Ms. Catherine E Vascik AdventHealth Orlando At Large 6/30/2026  

Looking for something else? Contact us at or (804) 782-4800. We maintain an archive of historical OPTN documents.