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Our Team

Transplant Nephrologists
Kimberly Czech, MD (Pediatric) 
Zahraa Hajjiri, MD
Eunice John, MD (Pediatric)
David Perkins, MD
Manpreet Samra, MD
Ignatius Tang, MD
Nicholas Zwang, MD

Transplant Hepatologists
Wadih Chacra, MD
Christine Chan, MD
Sean W.P. Koppe, MD
Ammara Naveed, MBBS

Transplant Surgeons
Jorge Alvarez Almario, MD
Enrico Benedetti, MD, FACS
Mario Spaggiari, MD
Ivo Tzvetanov, MD

Pre-transplant Nurse Coordinators 
(Kidney/Pancreas) 
Cynthia Arevalo, RN, MSN, MBA 
Grace Gray, RN
Lor Lawson, RN
Karen Lostaunau, MSN, BSN, APHN-RN
Jurate Platakis, RN, MSN
Vanessa Wright-Cammon, RN, MSN 
(Liver) 
Jeanette Aguilar, RN, BSN 
Lisa Mariano, BSN, RN, CCRN
Loretta Murphy, RN

Post-transplant Nurse Coordinators
Michelle DeFalco, RN, APN
Lori Gardner, RN, BSN
Gil Marquez, RN, BSN
Saneesh Thomas, RN

Nurse Practitioners
Tocarra Dantzler, MSN, RN, ACNP-BP
Abraham Al Dasoqi, RN, ACNP-BC
Heidi Kolodziejczyk, ANP-BC
William Lam, PA-C 
Jintu Thomas, APN
Michelle Zubrycki, RN, ACNP-BC

Transplant Pharmacists
Jamie Benken, PharmD, BCPS
Maya Campara, PharmD, BCPS 
Alicia Lichvar, PharmD, MS, BCPS
Shree Patel, PharmD 

Transplant Dietitians
Catalina Laverne MPH, RD, LDN, CDE  
Veronica Thompson, MPH, RD, LDN

Transplant Social Workers
Kendra Kney, MSW, LSW
Sara Miller, LCSW
Jaclyn Siegel, MSW, LCSW

Living Donor Advocate
Anna Polys, MSW, LSW

Transplant Financial Coordinators
Tonia Duke, BHA 
T'reva Laws 
Alicia Martinez, MPA

Quality Specialists 
Jane Wong, RN  

Transplant Research
Amelia Bartholomew, MD
Natalie Isho, MPH
Andrea Molino, BA, BS
Patricia West-Thielke, PharmD, BCPS

Transplant Assistants
Melvin WC Brown, Jr.
Mary Flores
Vanessa Flores
Silvia Galacia
Natosha Grinnage, MA
Veronica Orozco
Rosa Remirez
Tennille Sumler

Transplant Access/Surgical Coordinator
Karrel Bernardo, RN, BSN 

Transplant Infusion Nurse
Patricia Tiller, RN, BSN 

Transplant Medical Assistants
Nancy Alonzo
Antoinette Ellen, CMA
Olga Rivera, CMA
Jeannie Rodriguez, CMA
Annabel Valadez

Organ Recovery Coordinators
Gayle Blake, PA 
Mary Polk, RN, MSN

Transplant Administration
Karen Cooper-Washington, MSN, RN, Clinic Director of Physician Practice
Adriana Valencia, Administrative Assistant
Debbie Walczak, APN, CCNS, Transplant Nurse Manager  

Transplant Outreach Coordinators
David Dreyfus 
Marla Richards

Institutional Research Data Coordinator
Douglas Walczak BA, ASCAP