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Organ Procurement Organization Committee

The Organ Procurement Organization Committee (OPO) considers issues relating to organ procurement organizations and their role in increasing the number of organs recovered and allocated efficiently and effectively. The Committee considers medical, scientific, and ethical aspects of organ procurement as they pertain to the purview and responsibilities of the OPTN.

chair icon Chair
  • PJ Geraghty
  • Donor Network of Arizona
vicechair icon Vice Chair
  • Ms. Lori E Markham
  • Midwest Transplant Network
liaison icon Liaison
Members Organization Position End Term Date
Dr. James S Bowman Division of Transplantation, HHS Ex Officio (non voting) 6/30/2025  
Mr. Doug Butler Southwest Transplant Alliance At Large 6/30/2025  
Ms. Valerie A Chipman Lucile Salter Packard Children's Hospital at Stanford At Large 6/30/2024  
Ms. Theresa M Daly LifeLink of Florida Region 3 Representative 6/30/2026  
Mr. Micah G Davis Lifebanc Region 10 Representative 6/30/2026  
Daniel DiSante Center for Donation and Transplant Region 9 Representative 6/30/2026  
Samantha Endicott New England Organ Bank Region 1 Representative 6/30/2024  
Mesmin Germain Division of Transplantation, HHS Ex Officio (non voting) 6/30/2025  
Dr. Stephen H Gray George Washington University Hospital At Large 6/30/2026  
Erin M Halpin UW Health Organ and Tissue Donation At Large 6/30/2024  
Clinton A Hostetler LifeShare Transplant Donor Services of Oklahoma Region 4 Representative 6/30/2025  
Dr. Kevin J Koomalsingh Providence St. Vincent Medical Center At Large 6/30/2024  
Leslie McCloy University of Iowa Hospitals and Clinics Transplant Programs Region 8 Representative 6/30/2025  
Lee Nolen Tennessee Donor Services Region 11 Representative 6/30/2026  
Ms. Sharyn Sawczak New Jersey Organ and Tissue Sharing Network OPO Region 2 Representative 6/30/2025  
Mr. James W Sharrock General Public Region 4 Visiting Board Member 6/30/2024  
Mr. Kurt Shutterly Center for Organ Recovery and Education Ex Officio 6/30/2024  
Donna R Smith Sierra Donor Services Region 5 Representative 6/30/2025  
Judy Storfjell Oregon Health and Science University Region 6 Representative 6/30/2025  
Greg Veenendaal LifeSource Upper Midwest Organ Procurement Organization Region 7 Representative 6/30/2026  


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